java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/n.c40.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a2187f8 [2019-09-02 14:16:59,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-02 14:16:59,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-02 14:16:59,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-02 14:16:59,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-02 14:16:59,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-02 14:16:59,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-02 14:16:59,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-02 14:16:59,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-02 14:16:59,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-02 14:16:59,920 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-02 14:16:59,921 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-02 14:16:59,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-02 14:16:59,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-02 14:16:59,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-02 14:16:59,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-02 14:16:59,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-02 14:16:59,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-02 14:16:59,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-02 14:16:59,930 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-02 14:16:59,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-02 14:16:59,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-02 14:16:59,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-02 14:16:59,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-02 14:16:59,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-02 14:16:59,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-02 14:16:59,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-02 14:16:59,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-02 14:16:59,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-02 14:16:59,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-02 14:16:59,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-02 14:16:59,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-02 14:16:59,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-02 14:16:59,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-02 14:16:59,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-02 14:16:59,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-02 14:16:59,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-02 14:16:59,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-02 14:16:59,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-02 14:16:59,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-02 14:16:59,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-02 14:16:59,947 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-02 14:16:59,961 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-02 14:16:59,961 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-02 14:16:59,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-02 14:16:59,963 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-02 14:16:59,963 INFO L138 SettingsManager]: * Use SBE=true [2019-09-02 14:16:59,963 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-02 14:16:59,963 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-02 14:16:59,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-02 14:16:59,964 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-02 14:16:59,964 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-02 14:16:59,964 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-02 14:16:59,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-02 14:16:59,964 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-02 14:16:59,965 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-02 14:16:59,965 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-02 14:16:59,965 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-02 14:16:59,965 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-02 14:16:59,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-02 14:16:59,966 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-02 14:16:59,966 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-02 14:16:59,966 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-02 14:16:59,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-02 14:16:59,966 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-02 14:16:59,967 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-02 14:16:59,967 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-02 14:16:59,967 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-02 14:16:59,967 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-02 14:16:59,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-02 14:16:59,968 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-02 14:16:59,995 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-02 14:17:00,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-02 14:17:00,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-02 14:17:00,011 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-02 14:17:00,012 INFO L275 PluginConnector]: CDTParser initialized [2019-09-02 14:17:00,012 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/n.c40.c [2019-09-02 14:17:00,090 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3e114bc/2cf486c32fc0446e84a81cb6f2603b8b/FLAG327eed7f3 [2019-09-02 14:17:00,543 INFO L306 CDTParser]: Found 1 translation units. [2019-09-02 14:17:00,544 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/n.c40.c [2019-09-02 14:17:00,551 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3e114bc/2cf486c32fc0446e84a81cb6f2603b8b/FLAG327eed7f3 [2019-09-02 14:17:00,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4f3e114bc/2cf486c32fc0446e84a81cb6f2603b8b [2019-09-02 14:17:00,982 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-02 14:17:00,984 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-02 14:17:00,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-02 14:17:00,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-02 14:17:00,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-02 14:17:00,989 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:17:00" (1/1) ... [2019-09-02 14:17:00,992 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13cebd7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:00, skipping insertion in model container [2019-09-02 14:17:00,992 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.09 02:17:00" (1/1) ... [2019-09-02 14:17:00,999 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-02 14:17:01,014 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-02 14:17:01,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:17:01,208 INFO L188 MainTranslator]: Completed pre-run [2019-09-02 14:17:01,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-02 14:17:01,254 INFO L192 MainTranslator]: Completed translation [2019-09-02 14:17:01,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01 WrapperNode [2019-09-02 14:17:01,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-02 14:17:01,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-02 14:17:01,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-02 14:17:01,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-02 14:17:01,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,373 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-02 14:17:01,374 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-02 14:17:01,374 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-02 14:17:01,374 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-02 14:17:01,375 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.09 02:17:01" (1/1) ... No working directory specified, using /storage/repos/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 [2019-09-02 14:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-02 14:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-02 14:17:01,418 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-02 14:17:01,418 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-02 14:17:01,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-02 14:17:01,615 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-02 14:17:01,616 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-02 14:17:01,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:17:01 BoogieIcfgContainer [2019-09-02 14:17:01,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-02 14:17:01,618 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-02 14:17:01,618 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-02 14:17:01,618 INFO L275 PluginConnector]: Sifa initialized [2019-09-02 14:17:01,619 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.09 02:17:01" (1/1) ... [2019-09-02 14:17:01,620 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-02 14:17:01,655 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-02 14:17:01,656 INFO L169 IcfgInterpreter]: Building call graph [2019-09-02 14:17:01,663 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-02 14:17:01,673 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-02 14:17:01,674 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-02 14:17:02,018 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 65 for LOIs [2019-09-02 14:17:02,091 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-02 14:17:02,091 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-02 14:17:02,093 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 33#(and (= (store |old(#memory_int)| |~#y~0.base| (store (select |old(#memory_int)| |~#y~0.base|) (+ |~#y~0.offset| ~i~0) 0)) |#memory_int|) (= 0 |#NULL.base|) (<= ~k~0 0) (= 100 (select |#length| |~#x~0.base|)) (< |~#y~0.base| |#StackHeapBarrier|) (<= 0 |~#x~0.offset|) (<= |old(~k~0)| 0) (<= |old(~i~0)| 0) (<= 0 |#NULL.base|) (not (= |~#x~0.base| 0)) (= ((as const (Array Int Int)) 0) (select |old(#memory_int)| |~#y~0.base|)) (= 100 (select |#length| |~#y~0.base|)) (<= 0 |#NULL.offset|) (= 0 ~i~0) (not (= |~#x~0.base| |~#y~0.base|)) (<= 0 |~#y~0.offset|) (= 1 (select |#valid| |~#y~0.base|)) (<= ~k~0 2147483647) (<= ~j~0 0) (= 0 ~j~0) (= (select (select |old(#memory_int)| |~#x~0.base|) (+ ~i~0 |~#x~0.offset|)) 0) (<= 0 |old(~i~0)|) (not (= |~#y~0.base| 0)) (<= 0 (+ ~k~0 2147483648)) (<= 0 |old(~k~0)|) (<= |#NULL.base| 0) (< ~k~0 ~i~0) (<= |~#y~0.offset| 0) (= 0 (select (select |#memory_int| |~#y~0.base|) (+ |~#y~0.offset| ~k~0))) (<= |~#x~0.offset| 0) (<= |#NULL.offset| 0) (< |~#x~0.base| |#StackHeapBarrier|) (= 0 |old(~k~0)|) (= 0 |~#y~0.offset|) (<= ~i~0 0) (= 0 (select |#valid| 0)) (= ((as const (Array Int Int)) 0) (select |old(#memory_int)| |~#x~0.base|)) (= 0 |~#x~0.offset|) (<= 0 ~j~0) (<= 0 ~k~0) (= 0 |old(~i~0)|) (<= 0 ~i~0) (= |#NULL.offset| 0) (= 1 (select |#valid| |~#x~0.base|))) [2019-09-02 14:17:02,108 INFO L100 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-09-02 14:17:02,109 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-02 14:17:02,111 INFO L168 Benchmark]: Toolchain (without parser) took 1126.69 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.6 MB in the beginning and 140.9 MB in the end (delta: -52.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,112 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,113 INFO L168 Benchmark]: CACSL2BoogieTranslator took 270.00 ms. Allocated memory is still 133.7 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,114 INFO L168 Benchmark]: Boogie Preprocessor took 118.37 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 78.6 MB in the beginning and 175.9 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,115 INFO L168 Benchmark]: RCFGBuilder took 243.44 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 162.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,115 INFO L168 Benchmark]: Sifa took 491.27 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 140.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-02 14:17:02,120 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 270.00 ms. Allocated memory is still 133.7 MB. Free memory was 88.4 MB in the beginning and 78.6 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.37 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 78.6 MB in the beginning and 175.9 MB in the end (delta: -97.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 243.44 ms. Allocated memory is still 200.3 MB. Free memory was 175.9 MB in the beginning and 162.6 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 7.1 GB. * Sifa took 491.27 ms. Allocated memory is still 200.3 MB. Free memory was 162.6 MB in the beginning and 140.9 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.4s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 15 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 12 TOOLS_POST_APPLICATIONS, 0.0s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.2s TOOLS_POST_RETURN_TIME, 0.2s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 16 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 4 DOMAIN_JOIN_APPLICATIONS, 0.0s DOMAIN_JOIN_TIME, 0 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 0 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 1 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 1 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 1 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 63 DAG_COMPRESSION_PROCESSED_NODES, 35 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 20]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold RESULT: Ultimate proved your program to be correct! Received shutdown request...