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/loop-acceleration/array_2-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:20:37,907 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:20:37,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:20:37,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:20:37,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:20:37,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:20:37,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:20:37,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:20:37,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:20:37,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:20:37,931 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:20:37,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:20:37,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:20:37,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:20:37,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:20:37,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:20:37,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:20:37,937 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:20:37,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:20:37,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:20:37,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:20:37,943 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:20:37,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:20:37,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:20:37,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:20:37,949 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:20:37,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:20:37,951 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:20:37,951 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:20:37,952 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:20:37,953 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:20:37,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:20:37,953 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:20:37,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:20:37,955 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:20:37,955 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:20:37,956 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 [2019-08-18 07:20:37,970 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:20:37,970 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:20:37,972 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:20:37,972 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:20:37,972 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:20:37,972 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:20:37,973 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:20:37,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:20:37,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:20:37,973 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:20:37,973 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:20:37,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:20:37,974 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:20:37,974 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:20:37,974 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:20:37,974 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:20:37,975 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:20:37,975 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:20:37,975 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:20:37,975 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:20:37,975 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:20:37,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:20:37,976 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:20:37,976 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:20:37,976 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:20:37,976 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:20:37,977 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:20:37,977 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:20:37,977 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:20:38,005 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:20:38,018 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:20:38,021 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:20:38,023 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:20:38,023 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:20:38,024 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/array_2-1.i [2019-08-18 07:20:38,087 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb2fc7508/937993de1e5a48cbb84b0a862825b3d1/FLAGc01dad829 [2019-08-18 07:20:38,534 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:20:38,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/array_2-1.i [2019-08-18 07:20:38,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb2fc7508/937993de1e5a48cbb84b0a862825b3d1/FLAGc01dad829 [2019-08-18 07:20:38,940 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cb2fc7508/937993de1e5a48cbb84b0a862825b3d1 [2019-08-18 07:20:38,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:20:38,955 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:20:38,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:38,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:20:38,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:20:38,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:38" (1/1) ... [2019-08-18 07:20:38,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9bc9a8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:38, skipping insertion in model container [2019-08-18 07:20:38,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:38" (1/1) ... [2019-08-18 07:20:38,974 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:20:38,998 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:20:39,203 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:39,207 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:20:39,225 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:39,243 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:20:39,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39 WrapperNode [2019-08-18 07:20:39,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:39,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:20:39,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:20:39,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:20:39,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,353 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,354 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,365 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:20:39,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:20:39,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:20:39,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:20:39,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:39" (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 [2019-08-18 07:20:39,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:20:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:20:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:20:39,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:20:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:20:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:20:39,435 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:20:39,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:20:39,668 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:20:39,669 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-18 07:20:39,670 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:39 BoogieIcfgContainer [2019-08-18 07:20:39,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:20:39,671 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:20:39,672 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:20:39,672 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:20:39,673 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:39" (1/1) ... [2019-08-18 07:20:39,705 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:20:39,708 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:20:39,718 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:20:39,727 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:20:39,729 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:20:39,835 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 [2019-08-18 07:20:39,835 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:39,864 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:39,865 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:39,865 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-18 07:20:39,879 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 17 [2019-08-18 07:20:39,911 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:39,996 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-18 07:20:39,997 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 70 [2019-08-18 07:20:39,999 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,032 INFO L567 ElimStorePlain]: treesize reduction 44, result has 37.1 percent of original size [2019-08-18 07:20:40,033 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-18 07:20:40,033 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:30, output treesize:26 [2019-08-18 07:20:40,047 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 [2019-08-18 07:20:40,052 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:20:40,053 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:20:40,055 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 39#(and (exists ((v_prenex_4 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_2 Int) (v_prenex_3 Int) (v_prenex_1 Int) (|v_main_~#B~0.offset_BEFORE_CALL_1| Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int) (|v_main_~#B~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_1|) (+ |v_main_~#B~0.offset_BEFORE_CALL_1| 4096)) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4096)))) (and (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| v_prenex_4) (+ v_prenex_2 4096)) (select (select |#memory_int| v_prenex_1) (+ v_prenex_3 4096))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:20:40,066 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:20:40,067 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:20:40,073 INFO L168 Benchmark]: Toolchain (without parser) took 1116.23 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 85.6 MB in the beginning and 141.1 MB in the end (delta: -55.5 MB). Peak memory consumption was 12.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,074 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,075 INFO L168 Benchmark]: CACSL2BoogieTranslator took 286.68 ms. Allocated memory is still 129.5 MB. Free memory was 85.4 MB in the beginning and 75.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,077 INFO L168 Benchmark]: Boogie Preprocessor took 123.40 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 75.7 MB in the beginning and 173.2 MB in the end (delta: -97.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,079 INFO L168 Benchmark]: RCFGBuilder took 302.59 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 160.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,080 INFO L168 Benchmark]: Symbolic Interpretation took 395.20 ms. Allocated memory is still 197.7 MB. Free memory was 160.1 MB in the beginning and 141.1 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:40,085 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 4]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 39#(and (exists ((v_prenex_4 Int) (|v_main_~#A~0.base_BEFORE_CALL_1| Int) (v_prenex_2 Int) (v_prenex_3 Int) (v_prenex_1 Int) (|v_main_~#B~0.offset_BEFORE_CALL_1| Int) (|v_main_~#A~0.offset_BEFORE_CALL_1| Int) (|v_main_~#B~0.base_BEFORE_CALL_1| Int)) (or (and (= |__VERIFIER_assert_#in~cond| 0) (= (select (select |#memory_int| |v_main_~#B~0.base_BEFORE_CALL_1|) (+ |v_main_~#B~0.offset_BEFORE_CALL_1| 4096)) (select (select |#memory_int| |v_main_~#A~0.base_BEFORE_CALL_1|) (+ |v_main_~#A~0.offset_BEFORE_CALL_1| 4096)))) (and (= |__VERIFIER_assert_#in~cond| 1) (not (= (select (select |#memory_int| v_prenex_4) (+ v_prenex_2 4096)) (select (select |#memory_int| v_prenex_1) (+ v_prenex_3 4096))))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 129.5 MB. Free memory was 103.6 MB in the beginning and 103.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 286.68 ms. Allocated memory is still 129.5 MB. Free memory was 85.4 MB in the beginning and 75.7 MB in the end (delta: 9.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 123.40 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 75.7 MB in the beginning and 173.2 MB in the end (delta: -97.5 MB). Peak memory consumption was 15.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 302.59 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 160.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 395.20 ms. Allocated memory is still 197.7 MB. Free memory was 160.1 MB in the beginning and 141.1 MB in the end (delta: 19.1 MB). Peak memory consumption was 19.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...