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/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf -i ../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero2_false-valid-deref-write.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-6b94a2f [2018-01-24 18:57:54,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-24 18:57:54,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-24 18:57:54,604 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-24 18:57:54,604 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-24 18:57:54,606 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-24 18:57:54,607 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-24 18:57:54,609 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-24 18:57:54,611 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-24 18:57:54,612 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-24 18:57:54,613 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-24 18:57:54,614 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-24 18:57:54,615 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-24 18:57:54,616 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-24 18:57:54,617 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-24 18:57:54,620 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-24 18:57:54,622 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-24 18:57:54,624 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-24 18:57:54,625 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-24 18:57:54,626 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-24 18:57:54,629 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-01-24 18:57:54,633 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-24 18:57:54,634 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-24 18:57:54,634 INFO L98 SettingsManager]: Beginning loading settings from /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/eq-bench/svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf [2018-01-24 18:57:54,644 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-24 18:57:54,644 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-24 18:57:54,645 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-24 18:57:54,645 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-24 18:57:54,645 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-24 18:57:54,645 INFO L133 SettingsManager]: * Weq Fattening=true [2018-01-24 18:57:54,645 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-24 18:57:54,646 INFO L133 SettingsManager]: * Precise comparison operator=true [2018-01-24 18:57:54,646 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-24 18:57:54,646 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-24 18:57:54,647 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-01-24 18:57:54,648 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-01-24 18:57:54,648 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-01-24 18:57:54,648 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-24 18:57:54,648 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-24 18:57:54,648 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-24 18:57:54,649 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-01-24 18:57:54,649 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-24 18:57:54,649 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-24 18:57:54,649 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-24 18:57:54,649 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-24 18:57:54,650 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-24 18:57:54,650 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-24 18:57:54,650 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-24 18:57:54,650 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-24 18:57:54,650 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-24 18:57:54,650 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-24 18:57:54,651 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-24 18:57:54,651 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-24 18:57:54,652 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-24 18:57:54,652 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-24 18:57:54,687 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-24 18:57:54,699 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-24 18:57:54,703 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-24 18:57:54,705 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-24 18:57:54,705 INFO L276 PluginConnector]: CDTParser initialized [2018-01-24 18:57:54,706 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-memsafety/memsetNonZero2_false-valid-deref-write.c [2018-01-24 18:57:54,837 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-24 18:57:54,844 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-24 18:57:54,845 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-24 18:57:54,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-24 18:57:54,852 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-24 18:57:54,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:57:54" (1/1) ... [2018-01-24 18:57:54,857 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@eaf07e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:54, skipping insertion in model container [2018-01-24 18:57:54,857 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.01 06:57:54" (1/1) ... [2018-01-24 18:57:54,873 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:57:54,892 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-24 18:57:55,015 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:57:55,030 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-24 18:57:55,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55 WrapperNode [2018-01-24 18:57:55,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-24 18:57:55,035 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-24 18:57:55,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-24 18:57:55,035 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-24 18:57:55,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,057 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-24 18:57:55,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-24 18:57:55,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-24 18:57:55,067 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-24 18:57:55,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.01 06:57:55" (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 [2018-01-24 18:57:55,120 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-24 18:57:55,120 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-24 18:57:55,120 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-24 18:57:55,120 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-24 18:57:55,120 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-24 18:57:55,121 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-24 18:57:55,121 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-01-24 18:57:55,121 INFO L136 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-01-24 18:57:55,121 INFO L128 BoogieDeclarations]: Found specification of procedure memset [2018-01-24 18:57:55,121 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-24 18:57:55,121 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-24 18:57:55,122 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-24 18:57:55,199 WARN L455 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2018-01-24 18:57:55,263 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-24 18:57:55,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:57:55 BoogieIcfgContainer [2018-01-24 18:57:55,264 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-24 18:57:55,264 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-24 18:57:55,264 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-24 18:57:55,264 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-24 18:57:55,265 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.01 06:57:55" (1/1) ... [2018-01-24 18:57:55,313 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-24 18:57:56,058 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-24 18:57:56,069 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2018-01-24 18:57:56,069 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-24 18:57:56,071 INFO L268 AbstractInterpreter]: Visited 22 different actions 26 times. Merged at 3 different actions 3 times. Never widened. Found 2 fixpoints after 2 different actions. Largest state had 15 variables. [2018-01-24 18:57:56,073 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-24 18:57:56,074 INFO L168 Benchmark]: Toolchain (without parser) took 1236.40 ms. Allocated memory was 307.2 MB in the beginning and 358.6 MB in the end (delta: 51.4 MB). Free memory was 268.3 MB in the beginning and 273.7 MB in the end (delta: -5.4 MB). Peak memory consumption was 46.0 MB. Max. memory is 5.3 GB. [2018-01-24 18:57:56,075 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 307.2 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-24 18:57:56,076 INFO L168 Benchmark]: CACSL2BoogieTranslator took 190.24 ms. Allocated memory is still 307.2 MB. Free memory was 267.3 MB in the beginning and 260.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 5.3 GB. [2018-01-24 18:57:56,076 INFO L168 Benchmark]: Boogie Preprocessor took 31.21 ms. Allocated memory is still 307.2 MB. Free memory was 260.2 MB in the beginning and 258.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-24 18:57:56,077 INFO L168 Benchmark]: RCFGBuilder took 196.78 ms. Allocated memory is still 307.2 MB. Free memory was 258.2 MB in the beginning and 246.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 5.3 GB. [2018-01-24 18:57:56,077 INFO L168 Benchmark]: Abstract Interpretation took 809.32 ms. Allocated memory was 307.2 MB in the beginning and 358.6 MB in the end (delta: 51.4 MB). Free memory was 245.4 MB in the beginning and 273.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 5.3 GB. [2018-01-24 18:57:56,080 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 307.2 MB. Free memory is still 273.2 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 190.24 ms. Allocated memory is still 307.2 MB. Free memory was 267.3 MB in the beginning and 260.2 MB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 31.21 ms. Allocated memory is still 307.2 MB. Free memory was 260.2 MB in the beginning and 258.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 196.78 ms. Allocated memory is still 307.2 MB. Free memory was 258.2 MB in the beginning and 246.4 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 809.32 ms. Allocated memory was 307.2 MB in the beginning and 358.6 MB in the end (delta: 51.4 MB). Free memory was 245.4 MB in the beginning and 273.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 23.1 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 20 LocStat_MAX_WEQGRAPH_SIZE : 2 LocStat_MAX_SIZEOF_WEQEDGELABEL : 1 LocStat_NO_SUPPORTING_EQUALITIES : 120 LocStat_NO_SUPPORTING_DISEQUALITIES : 30 LocStat_NO_DISJUNCTIONS : -40 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 28 TransStat_MAX_WEQGRAPH_SIZE : 2 TransStat_MAX_SIZEOF_WEQEDGELABEL : 1 TransStat_NO_SUPPORTING_EQUALITIES : 35 TransStat_NO_SUPPORTING_DISEQUALITIES : 6 TransStat_NO_DISJUNCTIONS : 29 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.050508 RENAME_VARIABLES(MILLISECONDS) : 0.074989 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.002882 PROJECTAWAY(MILLISECONDS) : 0.087599 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.075664 DISJOIN(MILLISECONDS) : 1.832793 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.106894 ADD_EQUALITY(MILLISECONDS) : 0.024393 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.008862 #CONJOIN_DISJUNCTIVE : 37 #RENAME_VARIABLES : 71 #UNFREEZE : 0 #CONJOIN : 69 #PROJECTAWAY : 73 #ADD_WEAK_EQUALITY : 4 #DISJOIN : 1 #RENAME_VARIABLES_DISJUNCTIVE : 70 #ADD_EQUALITY : 35 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 3 - UnprovableResult [Line: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: abstract domain could reach this error location. Possible FailurePath: [L21] FCALL struct compstat cstats ; [L22] FCALL memset((void *)(& cstats), 10, 41UL) - UnprovableResult [Line: 20]: 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: [L21] FCALL struct compstat cstats ; [L22] FCALL memset((void *)(& cstats), 10, 41UL) [L23] return 0; [L23] return 0; - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; 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/memsetNonZero2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-24_18-57-56-093.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-24_18-57-56-093.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/memsetNonZero2_false-valid-deref-write.c_svcomp-DerefFreeMemtrack-32bit-Automizer_Camel+AI_EQ_mostprecise.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-24_18-57-56-093.csv Received shutdown request...