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_imprecise_LFB.epf -i ../../../trunk/examples/svcomp/reducercommutativity/max20_true-unreach-call.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-d63d1fb [2018-01-28 04:00:04,344 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-01-28 04:00:04,346 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-01-28 04:00:04,362 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-01-28 04:00:04,362 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-01-28 04:00:04,363 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-01-28 04:00:04,365 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-01-28 04:00:04,367 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-01-28 04:00:04,369 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-01-28 04:00:04,370 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-01-28 04:00:04,371 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-01-28 04:00:04,371 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-01-28 04:00:04,372 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-01-28 04:00:04,373 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-01-28 04:00:04,374 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-01-28 04:00:04,376 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-01-28 04:00:04,379 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-01-28 04:00:04,380 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-01-28 04:00:04,381 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-01-28 04:00:04,383 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-01-28 04:00:04,385 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-01-28 04:00:04,385 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-01-28 04:00:04,386 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-01-28 04:00:04,387 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-01-28 04:00:04,387 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-01-28 04:00:04,389 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-01-28 04:00:04,389 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-01-28 04:00:04,390 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-01-28 04:00:04,390 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-01-28 04:00:04,390 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-01-28 04:00:04,391 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-01-28 04:00:04,391 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_imprecise_LFB.epf [2018-01-28 04:00:04,401 INFO L110 SettingsManager]: Loading preferences was successful [2018-01-28 04:00:04,401 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-01-28 04:00:04,402 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-01-28 04:00:04,402 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-01-28 04:00:04,403 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-01-28 04:00:04,403 INFO L133 SettingsManager]: * Deactivate Weak Equivalences=true [2018-01-28 04:00:04,403 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=VPDomain [2018-01-28 04:00:04,403 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-01-28 04:00:04,404 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-01-28 04:00:04,404 INFO L133 SettingsManager]: * sizeof long=4 [2018-01-28 04:00:04,404 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-01-28 04:00:04,405 INFO L133 SettingsManager]: * Check allocation purity=true [2018-01-28 04:00:04,405 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-01-28 04:00:04,405 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-01-28 04:00:04,405 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-01-28 04:00:04,405 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-01-28 04:00:04,406 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-01-28 04:00:04,406 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-01-28 04:00:04,406 INFO L133 SettingsManager]: * sizeof long double=12 [2018-01-28 04:00:04,406 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-01-28 04:00:04,407 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-01-28 04:00:04,407 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-01-28 04:00:04,407 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-01-28 04:00:04,407 INFO L133 SettingsManager]: * Add additional assume for each assert=false [2018-01-28 04:00:04,408 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-01-28 04:00:04,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-01-28 04:00:04,408 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-01-28 04:00:04,408 INFO L133 SettingsManager]: * Interpolant automaton=TWOTRACK [2018-01-28 04:00:04,408 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * Stop after first violation was found=false [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-01-28 04:00:04,409 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-01-28 04:00:04,410 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-01-28 04:00:04,410 INFO L133 SettingsManager]: * TransformationType=HEAP_SEPARATOR [2018-01-28 04:00:04,448 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-01-28 04:00:04,462 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-01-28 04:00:04,465 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-01-28 04:00:04,467 INFO L271 PluginConnector]: Initializing CDTParser... [2018-01-28 04:00:04,467 INFO L276 PluginConnector]: CDTParser initialized [2018-01-28 04:00:04,468 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/reducercommutativity/max20_true-unreach-call.i [2018-01-28 04:00:04,608 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-01-28 04:00:04,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-01-28 04:00:04,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-01-28 04:00:04,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-01-28 04:00:04,627 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-01-28 04:00:04,628 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21e6b3e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04, skipping insertion in model container [2018-01-28 04:00:04,633 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,651 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 04:00:04,674 INFO L153 Dispatcher]: Using SV-COMP mode [2018-01-28 04:00:04,836 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 04:00:04,867 INFO L450 PostProcessor]: Settings: Checked method=main [2018-01-28 04:00:04,878 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04 WrapperNode [2018-01-28 04:00:04,879 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-01-28 04:00:04,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-01-28 04:00:04,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-01-28 04:00:04,882 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-01-28 04:00:04,898 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,910 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (1/1) ... [2018-01-28 04:00:04,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-01-28 04:00:04,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-01-28 04:00:04,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-01-28 04:00:04,931 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-01-28 04:00:04,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.01 04:00:04" (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 [2018-01-28 04:00:05,009 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-01-28 04:00:05,009 INFO L136 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-01-28 04:00:05,009 INFO L136 BoogieDeclarations]: Found implementation of procedure max [2018-01-28 04:00:05,009 INFO L136 BoogieDeclarations]: Found implementation of procedure main [2018-01-28 04:00:05,010 INFO L128 BoogieDeclarations]: Found specification of procedure write~int [2018-01-28 04:00:05,010 INFO L128 BoogieDeclarations]: Found specification of procedure read~int [2018-01-28 04:00:05,013 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.free [2018-01-28 04:00:05,013 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure max [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure main [2018-01-28 04:00:05,014 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-01-28 04:00:05,015 INFO L128 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-01-28 04:00:06,014 INFO L257 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-01-28 04:00:06,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 04:00:06 BoogieIcfgContainer [2018-01-28 04:00:06,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-01-28 04:00:06,016 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-01-28 04:00:06,016 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-01-28 04:00:06,016 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-01-28 04:00:06,017 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.01 04:00:06" (1/1) ... [2018-01-28 04:00:06,078 INFO L101 FixpointEngine]: Starting fixpoint engine with domain VPDomain (maxUnwinding=3, maxParallelStates=2) [2018-01-28 04:00:06,982 INFO L259 AbstractInterpreter]: Some error location(s) were reachable [2018-01-28 04:00:06,995 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,000 WARN L174 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2018-01-28 04:00:07,000 ERROR L177 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2018-01-28 04:00:07,000 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,000 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,001 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,001 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,001 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,007 WARN L174 RCFGBacktranslator]: You are using large block encoding together with an algorithm for which the backtranslation into program statements is not yet implemented. [2018-01-28 04:00:07,007 ERROR L177 RCFGBacktranslator]: unable to determine which branch was taken, unable to determine the location [2018-01-28 04:00:07,008 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,008 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,008 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,008 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,008 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,009 WARN L343 cessorBacktranslator]: Generated EnsuresSpecification ensures #valid == old(#valid); is not ensure(true) [2018-01-28 04:00:07,014 INFO L268 AbstractInterpreter]: Visited 38 different actions 201 times. Merged at 20 different actions 70 times. Never widened. Found 22 fixpoints after 7 different actions. Largest state had 29 variables. [2018-01-28 04:00:07,016 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-01-28 04:00:07,017 INFO L168 Benchmark]: Toolchain (without parser) took 2408.84 ms. Allocated memory was 309.9 MB in the beginning and 329.3 MB in the end (delta: 19.4 MB). Free memory was 270.7 MB in the beginning and 214.3 MB in the end (delta: 56.5 MB). Peak memory consumption was 75.9 MB. Max. memory is 5.3 GB. [2018-01-28 04:00:07,019 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 309.9 MB. Free memory is still 275.7 MB. There was no memory consumed. Max. memory is 5.3 GB. [2018-01-28 04:00:07,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 264.84 ms. Allocated memory is still 309.9 MB. Free memory was 269.7 MB in the beginning and 261.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 5.3 GB. [2018-01-28 04:00:07,019 INFO L168 Benchmark]: Boogie Preprocessor took 43.66 ms. Allocated memory is still 309.9 MB. Free memory was 261.8 MB in the beginning and 259.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. [2018-01-28 04:00:07,020 INFO L168 Benchmark]: RCFGBuilder took 1089.38 ms. Allocated memory is still 309.9 MB. Free memory was 259.7 MB in the beginning and 227.7 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 5.3 GB. [2018-01-28 04:00:07,020 INFO L168 Benchmark]: Abstract Interpretation took 1000.61 ms. Allocated memory was 309.9 MB in the beginning and 329.3 MB in the end (delta: 19.4 MB). Free memory was 227.7 MB in the beginning and 214.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 5.3 GB. [2018-01-28 04:00:07,024 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 309.9 MB. Free memory is still 275.7 MB. There was no memory consumed. Max. memory is 5.3 GB. * CACSL2BoogieTranslator took 264.84 ms. Allocated memory is still 309.9 MB. Free memory was 269.7 MB in the beginning and 261.8 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 5.3 GB. * Boogie Preprocessor took 43.66 ms. Allocated memory is still 309.9 MB. Free memory was 261.8 MB in the beginning and 259.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 5.3 GB. * RCFGBuilder took 1089.38 ms. Allocated memory is still 309.9 MB. Free memory was 259.7 MB in the beginning and 227.7 MB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 5.3 GB. * Abstract Interpretation took 1000.61 ms. Allocated memory was 309.9 MB in the beginning and 329.3 MB in the end (delta: 19.4 MB). Free memory was 227.7 MB in the beginning and 214.3 MB in the end (delta: 13.5 MB). Peak memory consumption was 32.9 MB. Max. memory is 5.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - StatisticsResult: ArrayEqualityDomainStatistics #Locations : 29 LocStat_MAX_WEQGRAPH_SIZE : 0 LocStat_MAX_SIZEOF_WEQEDGELABEL : 0 LocStat_NO_SUPPORTING_EQUALITIES : 184 LocStat_NO_SUPPORTING_DISEQUALITIES : 49 LocStat_NO_DISJUNCTIONS : -58 LocStat_MAX_NO_DISJUNCTIONS : -1 #Transitions : 44 TransStat_MAX_WEQGRAPH_SIZE : 0 TransStat_MAX_SIZEOF_WEQEDGELABEL : 0 TransStat_NO_SUPPORTING_EQUALITIES : 64 TransStat_NO_SUPPORTING_DISEQUALITIES : 7 TransStat_NO_DISJUNCTIONS : 41 TransStat_MAX_NO_DISJUNCTIONS : 2 - StatisticsResult: EqConstraintFactoryStatistics CONJOIN_DISJUNCTIVE(MILLISECONDS) : 0.400931 RENAME_VARIABLES(MILLISECONDS) : 0.025636 UNFREEZE(MILLISECONDS) : 0.000000 CONJOIN(MILLISECONDS) : 0.162170 PROJECTAWAY(MILLISECONDS) : 1.601434 ADD_WEAK_EQUALITY(MILLISECONDS) : 0.001612 DISJOIN(MILLISECONDS) : 0.183147 RENAME_VARIABLES_DISJUNCTIVE(MILLISECONDS) : 0.048105 ADD_EQUALITY(MILLISECONDS) : 0.033303 DISJOIN_DISJUNCTIVE(MILLISECONDS) : 0.000000 ADD_DISEQUALITY(MILLISECONDS) : 0.012964 #CONJOIN_DISJUNCTIVE : 232 #RENAME_VARIABLES : 497 #UNFREEZE : 0 #CONJOIN : 362 #PROJECTAWAY : 337 #ADD_WEAK_EQUALITY : 13 #DISJOIN : 42 #RENAME_VARIABLES_DISJUNCTIVE : 520 #ADD_EQUALITY : 68 #DISJOIN_DISJUNCTIVE : 0 #ADD_DISEQUALITY : 4 - 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: 15]: 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: [L17] FCALL int x[20]; [L18] int temp; [L19] int ret; [L20] int ret2; [L21] int ret5; [L23] int i = 0; [L23] COND FALSE !(i < 20) [L27] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L27] EXPR max(x) [L27] ret = max(x) [L29] EXPR, FCALL x[0] [L29] temp=x[0] [L29] EXPR, FCALL x[1] [L29] FCALL x[0] = x[1] [L29] FCALL x[1] = temp [L30] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L30] EXPR max(x) [L30] ret2 = max(x) [L31] EXPR, FCALL x[0] [L31] temp=x[0] [L32] int i =0 ; [L32] COND FALSE !(i<20 -1) [L35] FCALL x[20 -1] = temp [L36] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L36] EXPR max(x) [L36] ret5 = max(x) [L38] COND TRUE ret != ret2 || ret !=ret5 [L41] return 1; [L41] return 1; - 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: [L17] FCALL int x[20]; [L18] int temp; [L19] int ret; [L20] int ret2; [L21] int ret5; [L23] int i = 0; [L23] COND FALSE !(i < 20) [L27] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L27] EXPR max(x) [L27] ret = max(x) [L29] EXPR, FCALL x[0] [L29] temp=x[0] [L29] EXPR, FCALL x[1] [L29] FCALL x[0] = x[1] [L29] FCALL x[1] = temp [L30] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L30] EXPR max(x) [L30] ret2 = max(x) [L31] EXPR, FCALL x[0] [L31] temp=x[0] [L32] int i =0 ; [L32] COND FALSE !(i<20 -1) [L35] FCALL x[20 -1] = temp [L36] CALL, EXPR max(x) [L6] int i; [L7] long long ret; [L8] ret = 0 [L9] i = 0 [L9] COND FALSE !(i < 20) [L12] RET return ret; [L36] EXPR max(x) [L36] ret5 = max(x) [L38] COND TRUE ret != ret2 || ret !=ret5 [L41] return 1; [L41] return 1; - PositiveResult [Line: 4]: 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) - 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) - 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) - 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/max20_true-unreach-call.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise_LFB.epf_AbstractInterpretationC.xml/Csv-Benchmark-0-2018-01-28_04-00-07-037.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/max20_true-unreach-call.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise_LFB.epf_AbstractInterpretationC.xml/Csv-VPDomainBenchmark-0-2018-01-28_04-00-07-037.csv Written .csv to /storage/ultimate/releaseScripts/default/UAutomizer-linux/../../../releaseScripts/default/UAutomizer-linux/csv/max20_true-unreach-call.i_mempurity-32bit-Automizer_Camel+AI_EQ_imprecise_LFB.epf_AbstractInterpretationC.xml/Csv-BenchmarkWithCounters-0-2018-01-28_04-00-07-037.csv Received shutdown request...