java -Xmx6000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data ./data --generate-csv --csv-dir ../../../releaseScripts/default/UAutomizer-linux/csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf -i ../../../trunk/examples/svcomp/array-memsafety/cstrlen_unsafe_false-valid-deref.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-2f49842 [2018-01-21 06:36:18,812 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-21 06:36:18,814 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-21 06:36:18,831 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-21 06:36:18,831 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-21 06:36:18,832 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-21 06:36:18,833 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-21 06:36:18,835 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-21 06:36:18,837 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-21 06:36:18,838 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-21 06:36:18,839 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-21 06:36:18,839 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-21 06:36:18,840 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-21 06:36:18,841 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-21 06:36:18,842 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-21 06:36:18,845 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-21 06:36:18,847 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-21 06:36:18,849 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-21 06:36:18,850 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-21 06:36:18,851 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-21 06:36:18,853 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-21 06:36:18,858 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-21 06:36:18,859 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-21 06:36:18,859 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf [2018-01-21 06:36:18,869 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-21 06:36:18,869 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-21 06:36:18,870 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-21 06:36:18,870 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-21 06:36:18,870 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-21 06:36:18,871 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-21 06:36:18,871 INFO L133 SettingsManager]: * Flatten before fatten=true [2018-01-21 06:36:18,871 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-21 06:36:18,871 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-21 06:36:18,872 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-21 06:36:18,872 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-21 06:36:18,872 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-21 06:36:18,872 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-21 06:36:18,872 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-21 06:36:18,873 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-21 06:36:18,873 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-21 06:36:18,873 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-21 06:36:18,873 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-21 06:36:18,873 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-21 06:36:18,874 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-21 06:36:18,874 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-21 06:36:18,874 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-21 06:36:18,874 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-21 06:36:18,874 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-21 06:36:18,875 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-21 06:36:18,875 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-21 06:36:18,875 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-21 06:36:18,875 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-21 06:36:18,875 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-21 06:36:18,876 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-21 06:36:18,877 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-21 06:36:18,877 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-21 06:36:18,878 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-21 06:36:18,878 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-21 06:36:18,913 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-21 06:36:18,925 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-21 06:36:18,929 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-21 06:36:18,931 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-21 06:36:18,931 INFO L276 PluginConnector]: CDTParser initialized [2018-01-21 06:36:18,932 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-memsafety/cstrlen_unsafe_false-valid-deref.i [2018-01-21 06:36:19,107 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-21 06:36:19,111 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-21 06:36:19,112 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-21 06:36:19,112 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-21 06:36:19,117 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-21 06:36:19,118 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3247c7d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19, skipping insertion in model container [2018-01-21 06:36:19,121 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,135 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 06:36:19,172 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-21 06:36:19,287 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 06:36:19,302 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-21 06:36:19,309 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19 WrapperNode [2018-01-21 06:36:19,309 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-21 06:36:19,310 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-21 06:36:19,310 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-21 06:36:19,310 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-21 06:36:19,320 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,321 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,329 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,329 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,332 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,336 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,337 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-21 06:36:19,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-21 06:36:19,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-21 06:36:19,337 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-21 06:36:19,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.01 06:36:19" (1/1) ... No working directory specified, using /storage/ultimate/releaseScripts/default/UAutomizer-linux/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 [2018-01-21 06:36:19,387 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-21 06:36:19,387 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-21 06:36:19,387 INFO L136 BoogieDeclarations]: Found implementation of procedure build_nondet_String [2018-01-21 06:36:19,387 INFO L136 BoogieDeclarations]: Found implementation of procedure cstrlen [2018-01-21 06:36:19,387 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-21 06:36:19,387 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-21 06:36:19,387 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-21 06:36:19,387 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-21 06:36:19,387 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure malloc [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure free [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure build_nondet_String [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure cstrlen [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-21 06:36:19,388 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-21 06:36:19,389 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-21 06:36:19,536 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-21 06:36:19,537 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 06:36:19 BoogieIcfgContainer [2018-01-21 06:36:19,537 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-21 06:36:19,538 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-21 06:36:19,538 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-21 06:36:19,538 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-21 06:36:19,539 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.01 06:36:19" (1/1) ... [2018-01-21 06:36:19,589 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-21 06:36:24,403 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-21 06:36:24,411 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 06:36:24,413 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 06:36:24,413 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-21 06:36:24,418 INFO L268 AbstractInterpreter]: Visited 16 different actions 22 times. Merged at 6 different actions 6 times. Never widened. Never found a fixpoint. Largest state had 18 variables. [2018-01-21 06:36:24,420 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-21 06:36:24,421 INFO L168 Benchmark]: Toolchain (without parser) took 5313.66 ms. Allocated memory was 306.2 MB in the beginning and 753.9 MB in the end (delta: 447.7 MB). Free memory was 266.1 MB in the beginning and 631.1 MB in the end (delta: -365.0 MB). Peak memory consumption was 82.8 MB. Max. memory is 5.3 GB. [2018-01-21 06:36:24,422 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-21 06:36:24,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 197.18 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 255.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. [2018-01-21 06:36:24,423 INFO L168 Benchmark]: Boogie Preprocessor took 27.39 ms. Allocated memory is still 306.2 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. [2018-01-21 06:36:24,424 INFO L168 Benchmark]: RCFGBuilder took 199.69 ms. Allocated memory is still 306.2 MB. Free memory was 253.1 MB in the beginning and 238.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. [2018-01-21 06:36:24,424 INFO L168 Benchmark]: Abstract Interpretation took 4882.59 ms. Allocated memory was 306.2 MB in the beginning and 753.9 MB in the end (delta: 447.7 MB). Free memory was 238.1 MB in the beginning and 631.1 MB in the end (delta: -393.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 5.3 GB. [2018-01-21 06:36:24,427 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 306.2 MB. Free memory is still 272.1 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 197.18 ms. Allocated memory is still 306.2 MB. Free memory was 265.1 MB in the beginning and 255.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 27.39 ms. Allocated memory is still 306.2 MB. Free memory was 255.1 MB in the beginning and 254.1 MB in the end (delta: 996.1 kB). Peak memory consumption was 996.1 kB. Max. memory is 5.3 GB. * RCFGBuilder took 199.69 ms. Allocated memory is still 306.2 MB. Free memory was 253.1 MB in the beginning and 238.1 MB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 4882.59 ms. Allocated memory was 306.2 MB in the beginning and 753.9 MB in the end (delta: 447.7 MB). Free memory was 238.1 MB in the beginning and 631.1 MB in the end (delta: -393.0 MB). Peak memory consumption was 54.8 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 14 LocStat_MAX_WEQGRAPH_SIZE : 4 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 92 LocStat_NO_SUPPORTING_DISEQUALITIES : 11 LocStat_NO_DISJUNCTIONS : -28 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 22 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 35 TransStat_NO_SUPPORTING_DISEQUALITIES : 4 TransStat_NO_DISJUNCTIONS : 22 TransStat_MAX_NO_DISJUNCTIONS : 1 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 15.992073 RENAME_VARIABLES(MILLISECONDS) : 3.705895 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 15.921881 PROJECTAWAY(MILLISECONDS) : 0.354585 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.198443 DISJOIN(MILLISECONDS) : 0.889390 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 3.774114 ADD_EQUALITY(MILLISECONDS) : 0.033416 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.013663 #CONJOIN_DISJUNCTIVE : 41 #RENAME_VARIABLES : 65 #UNFREEZE : 0 #CONJOIN : 62 #PROJECTAWAY : 53 #ADD_WEAK_EQUALITY : 5 #DISJOIN : 6 #RENAME_VARIABLES_DISJUNCTIVE : 65 #ADD_EQUALITY : 36 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - UnprovableResult [Line: 1]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: - UnprovableResult [Line: 540]: Unable to prove that all allocated memory was freed Unable to prove that all allocated memory was freed Reason: abstract domain could reach this error location. Possible FailurePath: [L557] CALL build_nondet_String() [L541] int length = __VERIFIER_nondet_int(); [L542] COND TRUE length < 1 [L543] length = 1 [L545] EXPR, FCALL malloc(length * sizeof(char)) [L545] char* nondetString = (char*) malloc(length * sizeof(char)); [L546] FCALL nondetString[length-1] = '\0' [L547] return nondetString; - PositiveResult [Line: 1]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 556]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 549]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-21_06-36-24-441.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-21_06-36-24-441.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/cstrlen_unsafe_false-valid-deref.i_mempurity-32bit-Automizer_Camel+AI_EQ_preciseopt.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-21_06-36-24-441.csv Received shutdown request...