./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/StructInitialization2_true-valid-memsafety.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/StructInitialization2_true-valid-memsafety.c -s /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/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 40aebfbfcf1ace3ae19699b445fb033c37125741 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:25:06,495 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:25:06,496 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:25:06,504 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:25:06,504 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:25:06,505 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:25:06,505 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:25:06,507 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:25:06,508 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:25:06,508 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:25:06,509 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:25:06,509 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:25:06,510 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:25:06,510 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:25:06,511 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:25:06,511 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:25:06,512 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:25:06,513 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:25:06,514 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:25:06,516 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:25:06,516 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:25:06,517 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:25:06,519 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:25:06,519 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:25:06,519 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:25:06,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:25:06,520 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:25:06,521 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:25:06,522 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:25:06,522 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:25:06,522 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:25:06,523 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:25:06,523 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:25:06,523 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:25:06,524 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:25:06,524 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:25:06,525 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-11-22 23:25:06,534 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:25:06,534 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:25:06,535 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:25:06,535 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:25:06,535 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:25:06,535 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:25:06,536 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 23:25:06,536 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:25:06,537 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:25:06,537 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:25:06,538 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:25:06,538 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:25:06,538 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:25:06,538 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:25:06,538 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:25:06,538 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:25:06,538 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_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/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 -> 40aebfbfcf1ace3ae19699b445fb033c37125741 [2018-11-22 23:25:06,560 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:25:06,568 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:25:06,571 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:25:06,572 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:25:06,572 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:25:06,573 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/StructInitialization2_true-valid-memsafety.c [2018-11-22 23:25:06,608 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/data/3051f7e76/e5b2206a36fe4bdd95a122d957457b61/FLAG7e0eb5681 [2018-11-22 23:25:07,008 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:25:07,009 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/sv-benchmarks/c/ldv-memsafety/StructInitialization2_true-valid-memsafety.c [2018-11-22 23:25:07,013 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/data/3051f7e76/e5b2206a36fe4bdd95a122d957457b61/FLAG7e0eb5681 [2018-11-22 23:25:07,024 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/data/3051f7e76/e5b2206a36fe4bdd95a122d957457b61 [2018-11-22 23:25:07,026 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:25:07,028 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-11-22 23:25:07,028 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:25:07,028 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:25:07,032 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:25:07,032 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,034 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fa4fa66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07, skipping insertion in model container [2018-11-22 23:25:07,035 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:25:07,060 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:25:07,171 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:25:07,183 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:25:07,202 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:25:07,221 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:25:07,221 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07 WrapperNode [2018-11-22 23:25:07,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:25:07,222 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:25:07,222 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:25:07,222 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:25:07,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,275 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,298 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,300 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... [2018-11-22 23:25:07,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:25:07,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:25:07,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:25:07,303 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:25:07,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/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 [2018-11-22 23:25:07,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:25:07,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:25:07,339 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:25:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:25:07,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 23:25:07,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:25:07,837 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:25:07,837 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-22 23:25:07,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:25:07 BoogieIcfgContainer [2018-11-22 23:25:07,838 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:25:07,838 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 23:25:07,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 23:25:07,840 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 23:25:07,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 11:25:07" (1/3) ... [2018-11-22 23:25:07,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff34357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:25:07, skipping insertion in model container [2018-11-22 23:25:07,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:25:07" (2/3) ... [2018-11-22 23:25:07,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ff34357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 11:25:07, skipping insertion in model container [2018-11-22 23:25:07,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:25:07" (3/3) ... [2018-11-22 23:25:07,842 INFO L112 eAbstractionObserver]: Analyzing ICFG StructInitialization2_true-valid-memsafety.c [2018-11-22 23:25:07,848 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 23:25:07,854 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 81 error locations. [2018-11-22 23:25:07,863 INFO L257 AbstractCegarLoop]: Starting to check reachability of 81 error locations. [2018-11-22 23:25:07,879 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-22 23:25:07,880 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 23:25:07,880 INFO L383 AbstractCegarLoop]: Hoare is false [2018-11-22 23:25:07,880 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 23:25:07,880 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 23:25:07,880 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 23:25:07,880 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 23:25:07,880 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 23:25:07,880 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 23:25:07,895 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2018-11-22 23:25:07,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-22 23:25:07,901 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:25:07,902 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-11-22 23:25:07,903 INFO L423 AbstractCegarLoop]: === Iteration 1 === [mainErr64REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr66REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr79REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr58REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr62REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr74REQUIRES_VIOLATION, mainErr78REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr76REQUIRES_VIOLATION, mainErr70REQUIRES_VIOLATION, mainErr68REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr72REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63REQUIRES_VIOLATION, mainErr80ENSURES_VIOLATIONMEMORY_LEAK, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr67REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr65REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr59REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr75REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr73REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr77REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr69REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr71REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION]=== [2018-11-22 23:25:07,907 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:25:07,907 INFO L82 PathProgramCache]: Analyzing trace with hash 1058869513, now seen corresponding path program 1 times [2018-11-22 23:25:07,908 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:25:07,908 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:25:07,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:25:07,938 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:25:07,938 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:25:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:25:08,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:25:08,084 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:25:08,084 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:25:08,086 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:25:08,094 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:25:08,094 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:25:08,096 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 3 states. [2018-11-22 23:25:08,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:25:08,306 INFO L93 Difference]: Finished difference Result 118 states and 117 transitions. [2018-11-22 23:25:08,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:25:08,307 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2018-11-22 23:25:08,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:25:08,314 INFO L225 Difference]: With dead ends: 118 [2018-11-22 23:25:08,314 INFO L226 Difference]: Without dead ends: 113 [2018-11-22 23:25:08,316 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:25:08,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2018-11-22 23:25:08,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2018-11-22 23:25:08,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-11-22 23:25:08,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 112 transitions. [2018-11-22 23:25:08,346 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 112 transitions. Word has length 6 [2018-11-22 23:25:08,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:25:08,346 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 112 transitions. [2018-11-22 23:25:08,346 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:25:08,346 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 112 transitions. [2018-11-22 23:25:08,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-11-22 23:25:08,347 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 23:25:08,347 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2018-11-22 23:25:08,347 INFO L423 AbstractCegarLoop]: === Iteration 2 === [mainErr64REQUIRES_VIOLATION, mainErr20REQUIRES_VIOLATION, mainErr43REQUIRES_VIOLATION, mainErr22REQUIRES_VIOLATION, mainErr41REQUIRES_VIOLATION, mainErr45REQUIRES_VIOLATION, mainErr24REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr3REQUIRES_VIOLATION, mainErr66REQUIRES_VIOLATION, mainErr37REQUIRES_VIOLATION, mainErr79REQUIRES_VIOLATION, mainErr16REQUIRES_VIOLATION, mainErr58REQUIRES_VIOLATION, mainErr18REQUIRES_VIOLATION, mainErr62REQUIRES_VIOLATION, mainErr60REQUIRES_VIOLATION, mainErr39REQUIRES_VIOLATION, mainErr32REQUIRES_VIOLATION, mainErr53REQUIRES_VIOLATION, mainErr9REQUIRES_VIOLATION, mainErr11REQUIRES_VIOLATION, mainErr74REQUIRES_VIOLATION, mainErr78REQUIRES_VIOLATION, mainErr13REQUIRES_VIOLATION, mainErr34REQUIRES_VIOLATION, mainErr55REQUIRES_VIOLATION, mainErr76REQUIRES_VIOLATION, mainErr70REQUIRES_VIOLATION, mainErr68REQUIRES_VIOLATION, mainErr5REQUIRES_VIOLATION, mainErr26REQUIRES_VIOLATION, mainErr47REQUIRES_VIOLATION, mainErr7REQUIRES_VIOLATION, mainErr30REQUIRES_VIOLATION, mainErr51REQUIRES_VIOLATION, mainErr72REQUIRES_VIOLATION, mainErr28REQUIRES_VIOLATION, mainErr49REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr21REQUIRES_VIOLATION, mainErr42REQUIRES_VIOLATION, mainErr63REQUIRES_VIOLATION, mainErr80ENSURES_VIOLATIONMEMORY_LEAK, mainErr2REQUIRES_VIOLATION, mainErr23REQUIRES_VIOLATION, mainErr46REQUIRES_VIOLATION, mainErr67REQUIRES_VIOLATION, mainErr44REQUIRES_VIOLATION, mainErr65REQUIRES_VIOLATION, mainErr15REQUIRES_VIOLATION, mainErr38REQUIRES_VIOLATION, mainErr59REQUIRES_VIOLATION, mainErr36REQUIRES_VIOLATION, mainErr57REQUIRES_VIOLATION, mainErr40REQUIRES_VIOLATION, mainErr61REQUIRES_VIOLATION, mainErr17REQUIRES_VIOLATION, mainErr19REQUIRES_VIOLATION, mainErr10REQUIRES_VIOLATION, mainErr75REQUIRES_VIOLATION, mainErr54REQUIRES_VIOLATION, mainErr52REQUIRES_VIOLATION, mainErr31REQUIRES_VIOLATION, mainErr73REQUIRES_VIOLATION, mainErr56REQUIRES_VIOLATION, mainErr12REQUIRES_VIOLATION, mainErr35REQUIRES_VIOLATION, mainErr77REQUIRES_VIOLATION, mainErr14REQUIRES_VIOLATION, mainErr33REQUIRES_VIOLATION, mainErr48REQUIRES_VIOLATION, mainErr4REQUIRES_VIOLATION, mainErr27REQUIRES_VIOLATION, mainErr69REQUIRES_VIOLATION, mainErr6REQUIRES_VIOLATION, mainErr25REQUIRES_VIOLATION, mainErr29REQUIRES_VIOLATION, mainErr71REQUIRES_VIOLATION, mainErr8REQUIRES_VIOLATION, mainErr50REQUIRES_VIOLATION]=== [2018-11-22 23:25:08,347 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 23:25:08,348 INFO L82 PathProgramCache]: Analyzing trace with hash 1058869514, now seen corresponding path program 1 times [2018-11-22 23:25:08,348 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-22 23:25:08,348 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-22 23:25:08,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:25:08,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 23:25:08,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 23:25:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 23:25:08,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 23:25:08,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 23:25:08,438 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-22 23:25:08,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 23:25:08,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 23:25:08,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:25:08,440 INFO L87 Difference]: Start difference. First operand 113 states and 112 transitions. Second operand 3 states. [2018-11-22 23:25:08,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 23:25:08,516 INFO L93 Difference]: Finished difference Result 73 states and 72 transitions. [2018-11-22 23:25:08,516 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 23:25:08,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 6 [2018-11-22 23:25:08,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 23:25:08,517 INFO L225 Difference]: With dead ends: 73 [2018-11-22 23:25:08,517 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 23:25:08,518 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 23:25:08,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 23:25:08,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 23:25:08,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 23:25:08,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 23:25:08,518 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2018-11-22 23:25:08,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 23:25:08,519 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 23:25:08,519 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 23:25:08,519 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 23:25:08,519 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 23:25:08,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 11:25:08 BoogieIcfgContainer [2018-11-22 23:25:08,524 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 23:25:08,524 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 23:25:08,524 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 23:25:08,524 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 23:25:08,525 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:25:07" (3/4) ... [2018-11-22 23:25:08,528 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 23:25:08,533 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 23:25:08,533 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 23:25:08,539 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 129 nodes and edges [2018-11-22 23:25:08,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-22 23:25:08,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2018-11-22 23:25:08,540 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2018-11-22 23:25:08,541 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 23:25:08,541 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 23:25:08,541 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 23:25:08,585 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_3ef4cb3e-1d34-4fae-8386-ca2b44592292/bin-2019/uautomizer/witness.graphml [2018-11-22 23:25:08,585 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 23:25:08,586 INFO L168 Benchmark]: Toolchain (without parser) took 1558.90 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 958.1 MB in the beginning and 978.0 MB in the end (delta: -19.8 MB). Peak memory consumption was 117.0 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,587 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:25:08,587 INFO L168 Benchmark]: CACSL2BoogieTranslator took 193.33 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 942.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,587 INFO L168 Benchmark]: Boogie Preprocessor took 80.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,587 INFO L168 Benchmark]: RCFGBuilder took 535.17 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: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,588 INFO L168 Benchmark]: TraceAbstraction took 685.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.4 MB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,588 INFO L168 Benchmark]: Witness Printer took 61.02 ms. Allocated memory is still 1.2 GB. Free memory was 983.4 MB in the beginning and 978.0 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 23:25:08,590 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 193.33 ms. Allocated memory is still 1.0 GB. Free memory was 958.1 MB in the beginning and 942.0 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 80.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 942.0 MB in the beginning and 1.1 GB in the end (delta: -189.4 MB). Peak memory consumption was 14.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 535.17 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: 61.1 MB). Peak memory consumption was 61.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 685.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 983.4 MB in the end (delta: 86.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 11.5 GB. * Witness Printer took 61.02 ms. Allocated memory is still 1.2 GB. Free memory was 983.4 MB in the beginning and 978.0 MB 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: - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 128]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 129]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 81 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 159 locations, 81 error locations. SAFE Result, 0.6s OverallTime, 2 OverallIterations, 1 TraceHistogramMax, 0.3s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 70 SDtfs, 179 SDslu, 2 SDs, 0 SdLazy, 119 SolverSat, 78 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 12 NumberOfCodeBlocks, 12 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 350 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...