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/test04.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:45:04,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:45:04,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:45:04,086 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:45:04,087 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:45:04,088 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:45:04,089 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:45:04,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:45:04,093 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:45:04,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:45:04,095 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:45:04,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:45:04,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:45:04,097 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:45:04,098 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:45:04,099 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:45:04,100 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:45:04,101 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:45:04,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:45:04,104 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:45:04,106 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:45:04,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:45:04,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:45:04,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:45:04,110 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-22 21:45:04,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:45:04,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:45:04,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:45:04,120 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 [2019-08-22 21:45:04,134 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:45:04,134 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:45:04,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:45:04,136 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:45:04,136 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:45:04,136 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:45:04,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:45:04,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:45:04,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:45:04,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:45:04,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:45:04,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:45:04,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:45:04,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:45:04,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:45:04,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:45:04,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:45:04,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:45:04,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:45:04,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:45:04,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:45:04,140 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:45:04,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:45:04,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:45:04,169 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:45:04,181 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:45:04,185 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:45:04,187 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:45:04,187 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:45:04,188 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test04.c [2019-08-22 21:45:04,251 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe37457f6/d497edcfccca446a8a48f7f83c3f029e/FLAG130e9160a [2019-08-22 21:45:04,703 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:45:04,704 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test04.c [2019-08-22 21:45:04,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe37457f6/d497edcfccca446a8a48f7f83c3f029e/FLAG130e9160a [2019-08-22 21:45:05,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe37457f6/d497edcfccca446a8a48f7f83c3f029e [2019-08-22 21:45:05,134 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:45:05,135 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:45:05,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:05,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:45:05,140 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:45:05,141 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,143 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3996f27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05, skipping insertion in model container [2019-08-22 21:45:05,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,150 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:45:05,163 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:45:05,313 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:05,327 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:45:05,343 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:45:05,359 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:45:05,360 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05 WrapperNode [2019-08-22 21:45:05,360 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:45:05,361 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:45:05,361 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:45:05,361 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:45:05,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,468 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,470 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,477 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,479 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:45:05,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:45:05,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:45:05,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:45:05,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:45:05" (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 [2019-08-22 21:45:05,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:45:05,542 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:45:05,542 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2019-08-22 21:45:05,542 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure f [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:45:05,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:45:05,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:45:05,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:45:05,802 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:45:05,803 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-22 21:45:05,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:05 BoogieIcfgContainer [2019-08-22 21:45:05,806 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:45:05,806 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:45:05,807 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:45:05,807 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:45:05,808 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:45:05" (1/1) ... [2019-08-22 21:45:05,821 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-22 21:45:05,823 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:45:05,829 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:45:05,836 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:45:05,837 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:45:05,931 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:45:05,931 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:45:05,948 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:45:05,949 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:45:05,950 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:45:05,969 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 21 [2019-08-22 21:45:05,992 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:45:06,013 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:45:06,014 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:45:06,016 INFO L179 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 25#(and (< |main_~#a~0.base| |#StackHeapBarrier|) (= 0 |#NULL.base|) (<= |main_~#b~0.offset| 0) (= |#valid| (store (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base| 1)) (= (store (store |old(#length)| |main_~#a~0.base| 4) |main_~#b~0.base| 4) |#length|) (not (= |main_~#b~0.base| 0)) (<= 0 |#NULL.base|) (= 0 (select |old(#valid)| |main_~#a~0.base|)) (not (= 0 |main_~#a~0.base|)) (<= 0 |#NULL.offset|) (= main_~p2~0.offset |main_~#b~0.offset|) (= |main_~#b~0.offset| 0) (= |main_~#a~0.offset| 0) (< |main_~#b~0.base| |#StackHeapBarrier|) (<= main_~p1~0.offset 0) (<= |#NULL.base| 0) (<= 0 main_~p1~0.offset) (= main_~p1~0.base |main_~#a~0.base|) (or (and (= (store |old(#memory_int)| |main_~#a~0.base| (store (select |old(#memory_int)| |main_~#a~0.base|) |main_~#a~0.offset| 0)) |#memory_int|) (or (not (= main_~p1~0.base main_~p2~0.base)) (not (= main_~p2~0.offset main_~p1~0.offset)))) (and (= (store |old(#memory_int)| |main_~#a~0.base| (store (select |old(#memory_int)| |main_~#a~0.base|) |main_~#a~0.offset| 1)) |#memory_int|) (= main_~p2~0.offset main_~p1~0.offset) (= main_~p1~0.base main_~p2~0.base))) (= |main_~#b~0.base| main_~p2~0.base) (<= 0 |main_~#a~0.offset|) (<= |main_~#a~0.offset| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= (select (store |old(#valid)| |main_~#a~0.base| 1) |main_~#b~0.base|) 0) (<= main_~p2~0.offset 0) (<= 0 |main_~#b~0.offset|) (= main_~p1~0.offset |main_~#a~0.offset|) (not (= (select (select |#memory_int| main_~p1~0.base) main_~p1~0.offset) 0)) (= |#NULL.offset| 0) (<= 0 main_~p2~0.offset)) [2019-08-22 21:45:06,033 INFO L87 terpretationObserver]: ✔ All locations of interest are guaranteed to be unreachable. [2019-08-22 21:45:06,033 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:45:06,036 INFO L168 Benchmark]: Toolchain (without parser) took 900.00 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 87.7 MB in the beginning and 152.0 MB in the end (delta: -64.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,039 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 224.30 ms. Allocated memory is still 131.6 MB. Free memory was 87.5 MB in the beginning and 77.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,042 INFO L168 Benchmark]: Boogie Preprocessor took 120.02 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 77.8 MB in the beginning and 177.0 MB in the end (delta: -99.2 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,045 INFO L168 Benchmark]: RCFGBuilder took 325.16 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 163.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,046 INFO L168 Benchmark]: Symbolic Interpretation took 227.08 ms. Allocated memory is still 200.3 MB. Free memory was 163.3 MB in the beginning and 152.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-08-22 21:45:06,051 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - PositiveResult [Line: 22]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 131.6 MB. Free memory was 106.0 MB in the beginning and 105.8 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 224.30 ms. Allocated memory is still 131.6 MB. Free memory was 87.5 MB in the beginning and 77.8 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.02 ms. Allocated memory was 131.6 MB in the beginning and 200.3 MB in the end (delta: 68.7 MB). Free memory was 77.8 MB in the beginning and 177.0 MB in the end (delta: -99.2 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 325.16 ms. Allocated memory is still 200.3 MB. Free memory was 177.0 MB in the beginning and 163.3 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 227.08 ms. Allocated memory is still 200.3 MB. Free memory was 163.3 MB in the beginning and 152.0 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. RESULT: Ultimate proved your program to be correct! Received shutdown request...