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/ldv-regression/test20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:27:41,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:27:41,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:27:41,092 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:27:41,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:27:41,094 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:27:41,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:27:41,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:27:41,109 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:27:41,112 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:27:41,114 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:27:41,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:27:41,116 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:27:41,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:27:41,120 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:27:41,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:27:41,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:27:41,125 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:27:41,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:27:41,131 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:27:41,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:27:41,136 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:27:41,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:27:41,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:27:41,142 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-31 03:27:41,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:27:41,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:27:41,155 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:27:41,156 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 [2019-08-31 03:27:41,187 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:27:41,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:27:41,191 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:27:41,191 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:27:41,192 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:27:41,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:27:41,192 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:27:41,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:27:41,194 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:27:41,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:27:41,194 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:27:41,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:27:41,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:27:41,195 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:27:41,195 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:27:41,195 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:27:41,196 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:27:41,196 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:27:41,196 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:27:41,197 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:27:41,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:27:41,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:27:41,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:27:41,202 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:27:41,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:27:41,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:27:41,203 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:27:41,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:27:41,203 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:27:41,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:27:41,253 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:27:41,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:27:41,258 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:27:41,258 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:27:41,259 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test20.c [2019-08-31 03:27:41,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/603c523a6/25a623f18a6b4df1b85a56a08ef00299/FLAG6bc4150ab [2019-08-31 03:27:41,759 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:27:41,760 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test20.c [2019-08-31 03:27:41,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/603c523a6/25a623f18a6b4df1b85a56a08ef00299/FLAG6bc4150ab [2019-08-31 03:27:42,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/603c523a6/25a623f18a6b4df1b85a56a08ef00299 [2019-08-31 03:27:42,180 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:27:42,181 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:27:42,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:42,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:27:42,186 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:27:42,187 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242e6d99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42, skipping insertion in model container [2019-08-31 03:27:42,191 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,199 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:27:42,216 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:27:42,424 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:42,431 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:27:42,448 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:27:42,482 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:27:42,483 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42 WrapperNode [2019-08-31 03:27:42,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:27:42,484 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:27:42,484 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:27:42,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:27:42,583 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,592 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,601 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,604 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,607 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:27:42,608 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:27:42,608 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:27:42,608 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:27:42,609 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:27:42" (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 [2019-08-31 03:27:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:27:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:27:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure equal [2019-08-31 03:27:42,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:27:42,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:27:42,666 INFO L130 BoogieDeclarations]: Found specification of procedure equal [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:27:42,667 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:27:42,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:27:42,877 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:27:42,877 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-31 03:27:42,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:42 BoogieIcfgContainer [2019-08-31 03:27:42,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:27:42,880 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:27:42,880 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:27:42,880 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:27:42,882 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:27:42" (1/1) ... [2019-08-31 03:27:42,945 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 03:27:42,945 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:27:42,952 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:27:42,963 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:27:42,965 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:27:43,051 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_6|], 10=[|v_#valid_7|]} [2019-08-31 03:27:43,079 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:43,089 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 11 [2019-08-31 03:27:43,090 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:43,193 WARN L188 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 43 [2019-08-31 03:27:43,194 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:27:43,202 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:43,214 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 03:27:43,258 INFO L341 Elim1Store]: treesize reduction 14, result has 50.0 percent of original size [2019-08-31 03:27:43,259 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 27 treesize of output 34 [2019-08-31 03:27:43,261 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 03:27:43,373 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 38 [2019-08-31 03:27:43,374 INFO L567 ElimStorePlain]: treesize reduction 8, result has 88.6 percent of original size [2019-08-31 03:27:43,376 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:27:43,377 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:81, output treesize:62 [2019-08-31 03:27:43,414 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 46 for LOIs [2019-08-31 03:27:43,421 INFO L199 IcfgInterpreter]: Interpreting procedure equal with input of size 54 for LOIs [2019-08-31 03:27:43,442 INFO L183 IcfgInterpreter]: Interpretation finished [2019-08-31 03:27:43,444 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-31 03:27:43,447 INFO L193 IcfgInterpreter]: Reachable states at location equalErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 19#(and (= equal_~b.offset |equal_#in~b.offset|) (= |~#b~0.base| |equal_#in~b.base|) (= |~#a~0.base| |equal_#in~a.base|) (<= |equal_#in~b.offset| 0) (= 0 |#NULL.base|) (<= equal_~b.offset 0) (< |~#b~0.base| |#StackHeapBarrier|) (<= 0 |#NULL.base|) (= 4 (select |#length| |~#a~0.base|)) (= equal_~a.base equal_~b.base) (= (select |#valid| |~#b~0.base|) 1) (<= 0 |#NULL.offset|) (= |equal_#in~a.offset| |~#a~0.offset|) (<= 0 |~#b~0.offset|) (= 0 |~#b~0.offset|) (<= 0 equal_~b.offset) (= 0 (select (select |#memory_int| |~#b~0.base|) |~#b~0.offset|)) (<= 0 |equal_#in~b.offset|) (= 0 (select (select |#memory_int| |~#a~0.base|) |~#a~0.offset|)) (<= |~#a~0.offset| 0) (= |equal_#in~a.offset| equal_~a.offset) (< |~#a~0.base| |#StackHeapBarrier|) (<= |~#b~0.offset| 0) (= equal_~b.base |equal_#in~b.base|) (= 4 (select |#length| |~#b~0.base|)) (not (= |~#b~0.base| |~#a~0.base|)) (= 1 (select |#valid| |~#a~0.base|)) (<= |#NULL.base| 0) (<= |#NULL.offset| 0) (= equal_~b.offset equal_~a.offset) (<= 0 |~#a~0.offset|) (= 0 |~#a~0.offset|) (<= 0 equal_~a.offset) (<= equal_~a.offset 0) (= |equal_#in~b.offset| |~#b~0.offset|) (= 0 (select |#valid| 0)) (<= |equal_#in~a.offset| 0) (= equal_~a.base |equal_#in~a.base|) (<= 0 |equal_#in~a.offset|) (= |#NULL.offset| 0)) [2019-08-31 03:27:43,462 INFO L99 SifaObserver]: ✔ All error locations are guaranteed to be unreachable. [2019-08-31 03:27:43,464 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-08-31 03:27:43,469 INFO L168 Benchmark]: Toolchain (without parser) took 1287.19 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 89.3 MB in the beginning and 129.6 MB in the end (delta: -40.3 MB). Peak memory consumption was 25.8 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,472 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 301.58 ms. Allocated memory is still 133.2 MB. Free memory was 89.1 MB in the beginning and 79.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,475 INFO L168 Benchmark]: Boogie Preprocessor took 123.41 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 79.8 MB in the beginning and 175.9 MB in the end (delta: -96.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,481 INFO L168 Benchmark]: RCFGBuilder took 271.52 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 162.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,482 INFO L168 Benchmark]: Sifa took 587.07 ms. Allocated memory is still 199.2 MB. Free memory was 162.8 MB in the beginning and 129.6 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2019-08-31 03:27:43,489 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 301.58 ms. Allocated memory is still 133.2 MB. Free memory was 89.1 MB in the beginning and 79.8 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.41 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 79.8 MB in the beginning and 175.9 MB in the end (delta: -96.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 271.52 ms. Allocated memory is still 199.2 MB. Free memory was 175.9 MB in the beginning and 162.8 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Sifa took 587.07 ms. Allocated memory is still 199.2 MB. Free memory was 162.8 MB in the beginning and 129.6 MB in the end (delta: 33.1 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.5s OVERALL_TIME, 3 ICFG_INTERPRETER_ENTERED_PROCEDURES, 9 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 5 TOOLS_POST_APPLICATIONS, 0.4s TOOLS_POST_TIME, 3 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.4s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 9 FLUID_QUERIES, 0 FLUID_YES_ANSWERS, 2 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, 0 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 0 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 0 LOOP_SUMMARIZER_APPLICATIONS, 0 LOOP_SUMMARIZER_CACHE_MISSES, 0.0s LOOP_SUMMARIZER_OVERALL_TIME, 0.0s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 0 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 1 CALL_SUMMARIZER_CACHE_MISSES, 0.4s CALL_SUMMARIZER_OVERALL_TIME, 0.4s 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, 35 DAG_COMPRESSION_PROCESSED_NODES, 27 DAG_COMPRESSION_RETAINED_NODES - PositiveResult [Line: 10]: 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...