./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe_false-valid-deref.i --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_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe_false-valid-deref.i -s /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c81e125b758f7bd46f8766ed5eff061983b5b8e8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 22:48:16,007 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 22:48:16,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 22:48:16,016 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 22:48:16,016 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 22:48:16,016 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 22:48:16,017 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 22:48:16,018 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 22:48:16,019 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 22:48:16,019 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 22:48:16,019 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 22:48:16,019 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 22:48:16,020 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 22:48:16,020 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 22:48:16,021 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 22:48:16,021 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 22:48:16,022 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 22:48:16,023 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 22:48:16,024 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 22:48:16,025 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 22:48:16,025 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 22:48:16,026 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 22:48:16,028 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 22:48:16,028 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 22:48:16,028 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 22:48:16,028 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 22:48:16,029 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 22:48:16,029 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 22:48:16,030 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 22:48:16,030 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 22:48:16,030 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 22:48:16,031 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 22:48:16,031 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 22:48:16,031 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 22:48:16,031 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 22:48:16,032 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 22:48:16,032 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2018-11-22 22:48:16,039 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 22:48:16,039 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 22:48:16,040 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 22:48:16,040 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 22:48:16,040 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 22:48:16,040 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-22 22:48:16,040 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-11-22 22:48:16,041 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 22:48:16,042 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-22 22:48:16,042 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 22:48:16,042 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 22:48:16,042 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 22:48:16,042 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 22:48:16,042 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 22:48:16,042 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:48:16,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 22:48:16,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 22:48:16,043 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 22:48:16,043 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 22:48:16,043 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_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c81e125b758f7bd46f8766ed5eff061983b5b8e8 [2018-11-22 22:48:16,068 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 22:48:16,077 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 22:48:16,080 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 22:48:16,081 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 22:48:16,081 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 22:48:16,081 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/../../sv-benchmarks/c/array-memsafety/cstrncpy_unsafe_false-valid-deref.i [2018-11-22 22:48:16,126 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/data/06997ff7d/68e86e9551d048ec9ef62eea9dd5a502/FLAG3a24e4690 [2018-11-22 22:48:16,518 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 22:48:16,519 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/sv-benchmarks/c/array-memsafety/cstrncpy_unsafe_false-valid-deref.i [2018-11-22 22:48:16,522 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/data/06997ff7d/68e86e9551d048ec9ef62eea9dd5a502/FLAG3a24e4690 [2018-11-22 22:48:16,533 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/data/06997ff7d/68e86e9551d048ec9ef62eea9dd5a502 [2018-11-22 22:48:16,535 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 22:48:16,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 22:48:16,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 22:48:16,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 22:48:16,539 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 22:48:16,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72d07e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16, skipping insertion in model container [2018-11-22 22:48:16,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,547 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 22:48:16,559 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 22:48:16,665 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:48:16,671 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 22:48:16,681 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 22:48:16,689 INFO L195 MainTranslator]: Completed translation [2018-11-22 22:48:16,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16 WrapperNode [2018-11-22 22:48:16,689 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 22:48:16,690 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 22:48:16,690 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 22:48:16,690 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 22:48:16,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,699 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,712 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 22:48:16,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 22:48:16,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 22:48:16,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 22:48:16,717 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,717 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,757 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 22:48:16,760 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 22:48:16,760 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 22:48:16,760 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 22:48:16,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:48:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 22:48:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 22:48:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 22:48:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 22:48:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 22:48:16,968 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 22:48:16,969 INFO L280 CfgBuilder]: Removed 8 assue(true) statements. [2018-11-22 22:48:16,969 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:48:16 BoogieIcfgContainer [2018-11-22 22:48:16,969 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 22:48:16,969 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-11-22 22:48:16,969 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-11-22 22:48:16,976 INFO L276 PluginConnector]: CodeCheck initialized [2018-11-22 22:48:16,976 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:48:16" (1/1) ... [2018-11-22 22:48:16,982 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 22:48:16,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-11-22 22:48:17,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2018-11-22 22:48:17,003 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2018-11-22 22:48:17,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-11-22 22:48:17,004 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2018-11-22 22:48:17,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:48:17,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:48:17,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:48:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-22 22:48:17,138 WARN L493 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];main_old_#valid := #valid;havoc main_#res;havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0;havoc main_~s1~0.base, main_~s1~0.offset;havoc main_~s2~0.base, main_~s2~0.offset;assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647;main_~n~0 := main_#t~nondet6;havoc main_#t~nondet6;cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=0, ULTIMATE.start_cstrncpy_~n=1, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=(- 1), ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1)] [?] assume !!(cstrncpy_~n > 0);cstrncpy_#t~post0 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post0 - 1;havoc cstrncpy_#t~post0;cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset;cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=1, ULTIMATE.start_cstrncpy_~n=0, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=0, ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1), |ULTIMATE.start_cstrncpy_#t~post1.base|=2, |ULTIMATE.start_cstrncpy_#t~post1.offset|=0, |ULTIMATE.start_cstrncpy_#t~post2.base|=0, |ULTIMATE.start_cstrncpy_#t~post2.offset|=(- 1)] [?] assume !(1 == #valid[cstrncpy_#t~post2.base]); VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=1, ULTIMATE.start_cstrncpy_~n=0, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=0, ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1), |ULTIMATE.start_cstrncpy_#t~post1.base|=2, |ULTIMATE.start_cstrncpy_#t~post1.offset|=0, |ULTIMATE.start_cstrncpy_#t~post2.base|=0, |ULTIMATE.start_cstrncpy_#t~post2.offset|=(- 1)] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L21] havoc main_~s1~0.base, main_~s1~0.offset; [L22] havoc main_~s2~0.base, main_~s2~0.offset; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L24] havoc cstrncpy_#res.base, cstrncpy_#res.offset; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset; [L2-L19] cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset; [L5] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset; [L6] havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset; [L7] havoc cstrncpy_~n2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=0, cstrncpy_~n=1, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=-1, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L8-L17] assume !!(cstrncpy_~n > 0); [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset; [L10] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset; [L10] cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset; [L10] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L10] call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L21] havoc main_~s1~0.base, main_~s1~0.offset; [L22] havoc main_~s2~0.base, main_~s2~0.offset; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L24] havoc cstrncpy_#res.base, cstrncpy_#res.offset; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset; [L2-L19] cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset; [L5] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset; [L6] havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset; [L7] havoc cstrncpy_~n2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=0, cstrncpy_~n=1, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=-1, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L8-L17] assume !!(cstrncpy_~n > 0); [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset; [L10] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset; [L10] cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset; [L10] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L10] call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_~s1~0, main_~s2~0, main_~n~0; [L21] havoc main_~s1~0; [L22] havoc main_~s2~0; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1, cstrncpy_#in~s2, cstrncpy_#in~n := main_~s1~0, main_~s2~0, main_~n~0; [L24] havoc cstrncpy_#res; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1, cstrncpy_#t~post2, cstrncpy_#t~mem3, cstrncpy_#t~post5, cstrncpy_#t~post4, cstrncpy_~s1, cstrncpy_~s2, cstrncpy_~n, cstrncpy_~dst~0, cstrncpy_~src~0, cstrncpy_~us~0, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1 := cstrncpy_#in~s1; [L2-L19] cstrncpy_~s2 := cstrncpy_#in~s2; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0 := cstrncpy_~s1; [L5] cstrncpy_~src~0 := cstrncpy_~s2; [L6] havoc cstrncpy_~us~0; [L7] havoc cstrncpy_~n2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=0, cstrncpy_~n=1, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=-1, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L8-L17] COND FALSE !(!(cstrncpy_~n > 0)) [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1 := cstrncpy_~dst~0; [L10] cstrncpy_~dst~0 := { base: cstrncpy_#t~post1!base, offset: 1 + cstrncpy_#t~post1!offset }; [L10] cstrncpy_#t~post2 := cstrncpy_~src~0; [L10] cstrncpy_~src~0 := { base: cstrncpy_#t~post2!base, offset: 1 + cstrncpy_#t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L10] FCALL call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_~s1~0, main_~s2~0, main_~n~0; [L21] havoc main_~s1~0; [L22] havoc main_~s2~0; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1, cstrncpy_#in~s2, cstrncpy_#in~n := main_~s1~0, main_~s2~0, main_~n~0; [L24] havoc cstrncpy_#res; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1, cstrncpy_#t~post2, cstrncpy_#t~mem3, cstrncpy_#t~post5, cstrncpy_#t~post4, cstrncpy_~s1, cstrncpy_~s2, cstrncpy_~n, cstrncpy_~dst~0, cstrncpy_~src~0, cstrncpy_~us~0, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1 := cstrncpy_#in~s1; [L2-L19] cstrncpy_~s2 := cstrncpy_#in~s2; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0 := cstrncpy_~s1; [L5] cstrncpy_~src~0 := cstrncpy_~s2; [L6] havoc cstrncpy_~us~0; [L7] havoc cstrncpy_~n2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=0, cstrncpy_~n=1, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=-1, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L8-L17] COND FALSE !(!(cstrncpy_~n > 0)) [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1 := cstrncpy_~dst~0; [L10] cstrncpy_~dst~0 := { base: cstrncpy_#t~post1!base, offset: 1 + cstrncpy_#t~post1!offset }; [L10] cstrncpy_#t~post2 := cstrncpy_~src~0; [L10] cstrncpy_~src~0 := { base: cstrncpy_#t~post2!base, offset: 1 + cstrncpy_#t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L10] FCALL call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L21] havoc ~s1~0; [L22] havoc ~s2~0; [L23] assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; [L23] ~n~0 := #t~nondet6; [L23] havoc #t~nondet6; [L2-L19] ~s1 := #in~s1; [L2-L19] ~s2 := #in~s2; [L2-L19] ~n := #in~n; [L4] ~dst~0 := ~s1; [L5] ~src~0 := ~s2; [L6] havoc ~us~0; [L7] havoc ~n2~0; VAL [#NULL!base=0, #NULL!offset=0] [L8-L17] COND FALSE !(!(~n > 0)) [L9] #t~post0 := ~n; [L9] ~n := #t~post0 - 1; [L9] havoc #t~post0; [L10] #t~post1 := ~dst~0; [L10] ~dst~0 := { base: #t~post1!base, offset: 1 + #t~post1!offset }; [L10] #t~post2 := ~src~0; [L10] ~src~0 := { base: #t~post2!base, offset: 1 + #t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0] [L10] FCALL call #t~mem3 := read~int(#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L21] havoc ~s1~0; [L22] havoc ~s2~0; [L23] assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; [L23] ~n~0 := #t~nondet6; [L23] havoc #t~nondet6; [L2-L19] ~s1 := #in~s1; [L2-L19] ~s2 := #in~s2; [L2-L19] ~n := #in~n; [L4] ~dst~0 := ~s1; [L5] ~src~0 := ~s2; [L6] havoc ~us~0; [L7] havoc ~n2~0; VAL [#NULL!base=0, #NULL!offset=0] [L8-L17] COND FALSE !(!(~n > 0)) [L9] #t~post0 := ~n; [L9] ~n := #t~post0 - 1; [L9] havoc #t~post0; [L10] #t~post1 := ~dst~0; [L10] ~dst~0 := { base: #t~post1!base, offset: 1 + #t~post1!offset }; [L10] #t~post2 := ~src~0; [L10] ~src~0 := { base: #t~post2!base, offset: 1 + #t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0] [L10] FCALL call #t~mem3 := read~int(#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0] [L21] char *s1; [L22] char *s2; [L23] int n = __VERIFIER_nondet_int(); [L4] char *dst = s1; [L5] const char *src = s2; [L6] char *us; [L7] int n2; [L8] COND TRUE n > 0 [L9] n-- [L10] dst++ [L10] src++ ----- [2018-11-22 22:48:17,171 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 22.11 10:48:17 ImpRootNode [2018-11-22 22:48:17,171 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-11-22 22:48:17,172 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 22:48:17,172 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 22:48:17,172 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 22:48:17,172 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:48:16" (3/4) ... [2018-11-22 22:48:17,174 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator [?] #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];main_old_#valid := #valid;havoc main_#res;havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0;havoc main_~s1~0.base, main_~s1~0.offset;havoc main_~s2~0.base, main_~s2~0.offset;assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647;main_~n~0 := main_#t~nondet6;havoc main_#t~nondet6;cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0;havoc cstrncpy_#res.base, cstrncpy_#res.offset;havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0;cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset;cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset;cstrncpy_~n := cstrncpy_#in~n;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset;havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset;havoc cstrncpy_~n2~0; VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=0, ULTIMATE.start_cstrncpy_~n=1, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=(- 1), ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1)] [?] assume !!(cstrncpy_~n > 0);cstrncpy_#t~post0 := cstrncpy_~n;cstrncpy_~n := cstrncpy_#t~post0 - 1;havoc cstrncpy_#t~post0;cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset;cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset;cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset;cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=1, ULTIMATE.start_cstrncpy_~n=0, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=0, ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1), |ULTIMATE.start_cstrncpy_#t~post1.base|=2, |ULTIMATE.start_cstrncpy_#t~post1.offset|=0, |ULTIMATE.start_cstrncpy_#t~post2.base|=0, |ULTIMATE.start_cstrncpy_#t~post2.offset|=(- 1)] [?] assume !(1 == #valid[cstrncpy_#t~post2.base]); VAL [ULTIMATE.start_cstrncpy_~dst~0.base=2, ULTIMATE.start_cstrncpy_~dst~0.offset=1, ULTIMATE.start_cstrncpy_~n=0, ULTIMATE.start_cstrncpy_~s1.base=2, ULTIMATE.start_cstrncpy_~s1.offset=0, ULTIMATE.start_cstrncpy_~s2.base=0, ULTIMATE.start_cstrncpy_~s2.offset=(- 1), ULTIMATE.start_cstrncpy_~src~0.base=0, ULTIMATE.start_cstrncpy_~src~0.offset=0, ULTIMATE.start_main_~n~0=1, ULTIMATE.start_main_~s1~0.base=2, ULTIMATE.start_main_~s1~0.offset=0, ULTIMATE.start_main_~s2~0.base=0, ULTIMATE.start_main_~s2~0.offset=(- 1), |#NULL.base|=0, |#NULL.offset|=0, |ULTIMATE.start_cstrncpy_#in~n|=1, |ULTIMATE.start_cstrncpy_#in~s1.base|=2, |ULTIMATE.start_cstrncpy_#in~s1.offset|=0, |ULTIMATE.start_cstrncpy_#in~s2.base|=0, |ULTIMATE.start_cstrncpy_#in~s2.offset|=(- 1), |ULTIMATE.start_cstrncpy_#t~post1.base|=2, |ULTIMATE.start_cstrncpy_#t~post1.offset|=0, |ULTIMATE.start_cstrncpy_#t~post2.base|=0, |ULTIMATE.start_cstrncpy_#t~post2.offset|=(- 1)] [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L21] havoc main_~s1~0.base, main_~s1~0.offset; [L22] havoc main_~s2~0.base, main_~s2~0.offset; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L24] havoc cstrncpy_#res.base, cstrncpy_#res.offset; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset; [L2-L19] cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset; [L5] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset; [L6] havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset; [L7] havoc cstrncpy_~n2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=0, cstrncpy_~n=1, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=-1, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L8-L17] assume !!(cstrncpy_~n > 0); [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset; [L10] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset; [L10] cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset; [L10] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L10] call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.preprocessor.BoogiePreprocessorBacktranslator [?] #NULL.base, #NULL.offset := 0, 0; [?] #valid := #valid[0 := 0]; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7.base, main_#t~ret7.offset, main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L21] havoc main_~s1~0.base, main_~s1~0.offset; [L22] havoc main_~s2~0.base, main_~s2~0.offset; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset, cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset, cstrncpy_#in~n := main_~s1~0.base, main_~s1~0.offset, main_~s2~0.base, main_~s2~0.offset, main_~n~0; [L24] havoc cstrncpy_#res.base, cstrncpy_#res.offset; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset, cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, cstrncpy_#t~mem3, cstrncpy_#t~post5.base, cstrncpy_#t~post5.offset, cstrncpy_#t~post4, cstrncpy_~s1.base, cstrncpy_~s1.offset, cstrncpy_~s2.base, cstrncpy_~s2.offset, cstrncpy_~n, cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset, cstrncpy_~src~0.base, cstrncpy_~src~0.offset, cstrncpy_~us~0.base, cstrncpy_~us~0.offset, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1.base, cstrncpy_~s1.offset := cstrncpy_#in~s1.base, cstrncpy_#in~s1.offset; [L2-L19] cstrncpy_~s2.base, cstrncpy_~s2.offset := cstrncpy_#in~s2.base, cstrncpy_#in~s2.offset; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_~s1.base, cstrncpy_~s1.offset; [L5] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_~s2.base, cstrncpy_~s2.offset; [L6] havoc cstrncpy_~us~0.base, cstrncpy_~us~0.offset; [L7] havoc cstrncpy_~n2~0; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=0, cstrncpy_~n=1, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=-1, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L8-L17] assume !!(cstrncpy_~n > 0); [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1.base, cstrncpy_#t~post1.offset := cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset; [L10] cstrncpy_~dst~0.base, cstrncpy_~dst~0.offset := cstrncpy_#t~post1.base, 1 + cstrncpy_#t~post1.offset; [L10] cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset := cstrncpy_~src~0.base, cstrncpy_~src~0.offset; [L10] cstrncpy_~src~0.base, cstrncpy_~src~0.offset := cstrncpy_#t~post2.base, 1 + cstrncpy_#t~post2.offset; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [L10] call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2.base, cstrncpy_#t~post2.offset, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL.base=0, #NULL.offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1.base=2, cstrncpy_#in~s1.offset=0, cstrncpy_#in~s2.base=0, cstrncpy_#in~s2.offset=-1, cstrncpy_#t~post1.base=2, cstrncpy_#t~post1.offset=0, cstrncpy_#t~post2.base=0, cstrncpy_#t~post2.offset=-1, cstrncpy_~dst~0.base=2, cstrncpy_~dst~0.offset=1, cstrncpy_~n=0, cstrncpy_~s1.base=2, cstrncpy_~s1.offset=0, cstrncpy_~s2.base=0, cstrncpy_~s2.offset=-1, cstrncpy_~src~0.base=0, cstrncpy_~src~0.offset=0, main_~n~0=1, main_~s1~0.base=2, main_~s1~0.offset=0, main_~s2~0.base=0, main_~s2~0.offset=-1] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_~s1~0, main_~s2~0, main_~n~0; [L21] havoc main_~s1~0; [L22] havoc main_~s2~0; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1, cstrncpy_#in~s2, cstrncpy_#in~n := main_~s1~0, main_~s2~0, main_~n~0; [L24] havoc cstrncpy_#res; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1, cstrncpy_#t~post2, cstrncpy_#t~mem3, cstrncpy_#t~post5, cstrncpy_#t~post4, cstrncpy_~s1, cstrncpy_~s2, cstrncpy_~n, cstrncpy_~dst~0, cstrncpy_~src~0, cstrncpy_~us~0, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1 := cstrncpy_#in~s1; [L2-L19] cstrncpy_~s2 := cstrncpy_#in~s2; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0 := cstrncpy_~s1; [L5] cstrncpy_~src~0 := cstrncpy_~s2; [L6] havoc cstrncpy_~us~0; [L7] havoc cstrncpy_~n2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=0, cstrncpy_~n=1, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=-1, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L8-L17] COND FALSE !(!(cstrncpy_~n > 0)) [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1 := cstrncpy_~dst~0; [L10] cstrncpy_~dst~0 := { base: cstrncpy_#t~post1!base, offset: 1 + cstrncpy_#t~post1!offset }; [L10] cstrncpy_#t~post2 := cstrncpy_~src~0; [L10] cstrncpy_~src~0 := { base: cstrncpy_#t~post2!base, offset: 1 + cstrncpy_#t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L10] FCALL call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] ----- ----- class de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [?] main_old_#valid := #valid; [?] havoc main_#res; [?] havoc main_#t~nondet6, main_#t~ret7, main_~s1~0, main_~s2~0, main_~n~0; [L21] havoc main_~s1~0; [L22] havoc main_~s2~0; [L23] assume -2147483648 <= main_#t~nondet6 && main_#t~nondet6 <= 2147483647; [L23] main_~n~0 := main_#t~nondet6; [L23] havoc main_#t~nondet6; [L24] cstrncpy_#in~s1, cstrncpy_#in~s2, cstrncpy_#in~n := main_~s1~0, main_~s2~0, main_~n~0; [L24] havoc cstrncpy_#res; [L24] havoc cstrncpy_#t~post0, cstrncpy_#t~post1, cstrncpy_#t~post2, cstrncpy_#t~mem3, cstrncpy_#t~post5, cstrncpy_#t~post4, cstrncpy_~s1, cstrncpy_~s2, cstrncpy_~n, cstrncpy_~dst~0, cstrncpy_~src~0, cstrncpy_~us~0, cstrncpy_~n2~0; [L2-L19] cstrncpy_~s1 := cstrncpy_#in~s1; [L2-L19] cstrncpy_~s2 := cstrncpy_#in~s2; [L2-L19] cstrncpy_~n := cstrncpy_#in~n; [L4] cstrncpy_~dst~0 := cstrncpy_~s1; [L5] cstrncpy_~src~0 := cstrncpy_~s2; [L6] havoc cstrncpy_~us~0; [L7] havoc cstrncpy_~n2~0; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=0, cstrncpy_~n=1, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=-1, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L8-L17] COND FALSE !(!(cstrncpy_~n > 0)) [L9] cstrncpy_#t~post0 := cstrncpy_~n; [L9] cstrncpy_~n := cstrncpy_#t~post0 - 1; [L9] havoc cstrncpy_#t~post0; [L10] cstrncpy_#t~post1 := cstrncpy_~dst~0; [L10] cstrncpy_~dst~0 := { base: cstrncpy_#t~post1!base, offset: 1 + cstrncpy_#t~post1!offset }; [L10] cstrncpy_#t~post2 := cstrncpy_~src~0; [L10] cstrncpy_~src~0 := { base: cstrncpy_#t~post2!base, offset: 1 + cstrncpy_#t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [L10] FCALL call cstrncpy_#t~mem3 := read~int(cstrncpy_#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0, cstrncpy_#in~n=1, cstrncpy_#in~s1!base=2, cstrncpy_#in~s1!offset=0, cstrncpy_#in~s2!base=0, cstrncpy_#in~s2!offset=-1, cstrncpy_#t~post1!base=2, cstrncpy_#t~post1!offset=0, cstrncpy_#t~post2!base=0, cstrncpy_#t~post2!offset=-1, cstrncpy_~dst~0!base=2, cstrncpy_~dst~0!offset=1, cstrncpy_~n=0, cstrncpy_~s1!base=2, cstrncpy_~s1!offset=0, cstrncpy_~s2!base=0, cstrncpy_~s2!offset=-1, cstrncpy_~src~0!base=0, cstrncpy_~src~0!offset=0, main_~n~0=1, main_~s1~0!base=2, main_~s1~0!offset=0, main_~s2~0!base=0, main_~s2~0!offset=-1] [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L21] havoc ~s1~0; [L22] havoc ~s2~0; [L23] assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; [L23] ~n~0 := #t~nondet6; [L23] havoc #t~nondet6; [L2-L19] ~s1 := #in~s1; [L2-L19] ~s2 := #in~s2; [L2-L19] ~n := #in~n; [L4] ~dst~0 := ~s1; [L5] ~src~0 := ~s2; [L6] havoc ~us~0; [L7] havoc ~n2~0; VAL [#NULL!base=0, #NULL!offset=0] [L8-L17] COND FALSE !(!(~n > 0)) [L9] #t~post0 := ~n; [L9] ~n := #t~post0 - 1; [L9] havoc #t~post0; [L10] #t~post1 := ~dst~0; [L10] ~dst~0 := { base: #t~post1!base, offset: 1 + #t~post1!offset }; [L10] #t~post2 := ~src~0; [L10] ~src~0 := { base: #t~post2!base, offset: 1 + #t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0] [L10] FCALL call #t~mem3 := read~int(#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0] ----- ----- class de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieBacktranslator [?] #NULL := { base: 0, offset: 0 }; [?] #valid[0] := 0; [L21] havoc ~s1~0; [L22] havoc ~s2~0; [L23] assume -2147483648 <= #t~nondet6 && #t~nondet6 <= 2147483647; [L23] ~n~0 := #t~nondet6; [L23] havoc #t~nondet6; [L2-L19] ~s1 := #in~s1; [L2-L19] ~s2 := #in~s2; [L2-L19] ~n := #in~n; [L4] ~dst~0 := ~s1; [L5] ~src~0 := ~s2; [L6] havoc ~us~0; [L7] havoc ~n2~0; VAL [#NULL!base=0, #NULL!offset=0] [L8-L17] COND FALSE !(!(~n > 0)) [L9] #t~post0 := ~n; [L9] ~n := #t~post0 - 1; [L9] havoc #t~post0; [L10] #t~post1 := ~dst~0; [L10] ~dst~0 := { base: #t~post1!base, offset: 1 + #t~post1!offset }; [L10] #t~post2 := ~src~0; [L10] ~src~0 := { base: #t~post2!base, offset: 1 + #t~post2!offset }; VAL [#NULL!base=0, #NULL!offset=0] [L10] FCALL call #t~mem3 := read~int(#t~post2, 1); [?] requires 1 == #valid[#ptr.base]; VAL [#NULL!base=0, #NULL!offset=0] [L21] char *s1; [L22] char *s2; [L23] int n = __VERIFIER_nondet_int(); [L4] char *dst = s1; [L5] const char *src = s2; [L6] char *us; [L7] int n2; [L8] COND TRUE n > 0 [L9] n-- [L10] dst++ [L10] src++ ----- [2018-11-22 22:48:17,211 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_40d143ab-d4e4-49d8-9044-7770b3d84f77/bin-2019/ukojak/witness.graphml [2018-11-22 22:48:17,211 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 22:48:17,212 INFO L168 Benchmark]: Toolchain (without parser) took 676.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 958.2 MB in the beginning and 1.1 GB in the end (delta: -130.4 MB). Peak memory consumption was 7.5 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,213 INFO L168 Benchmark]: CDTParser took 0.15 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 22:48:17,213 INFO L168 Benchmark]: CACSL2BoogieTranslator took 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,213 INFO L168 Benchmark]: Boogie Procedure Inliner took 22.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,214 INFO L168 Benchmark]: Boogie Preprocessor took 47.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,214 INFO L168 Benchmark]: RCFGBuilder took 209.60 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,214 INFO L168 Benchmark]: CodeCheck took 201.87 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,215 INFO L168 Benchmark]: Witness Printer took 39.87 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-11-22 22:48:17,216 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 22 locations, 7 error locations. UNSAFE Result, 0.1s OverallTime, 1 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 10]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L21] char *s1; [L22] char *s2; [L23] int n = __VERIFIER_nondet_int(); [L4] char *dst = s1; [L5] const char *src = s2; [L6] char *us; [L7] int n2; [L8] COND TRUE n > 0 [L9] n-- [L10] dst++ [L10] src++ * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 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 152.93 ms. Allocated memory is still 1.0 GB. Free memory was 958.2 MB in the beginning and 947.4 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 22.11 ms. Allocated memory is still 1.0 GB. Free memory was 947.4 MB in the beginning and 944.7 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -193.1 MB). Peak memory consumption was 14.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 209.60 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: 22.4 MB). Peak memory consumption was 22.4 MB. Max. memory is 11.5 GB. * CodeCheck took 201.87 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: 24.2 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Witness Printer took 39.87 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: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...