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/veris.c_NetBSD-libc_loop.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 11:45:59,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 11:45:59,871 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 11:45:59,885 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 11:45:59,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 11:45:59,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 11:45:59,888 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 11:45:59,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 11:45:59,900 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 11:45:59,901 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 11:45:59,905 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 11:45:59,906 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 11:45:59,907 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 11:45:59,909 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 11:45:59,910 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 11:45:59,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 11:45:59,912 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 11:45:59,913 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 11:45:59,914 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 11:45:59,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 11:45:59,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 11:45:59,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 11:45:59,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 11:45:59,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 11:45:59,931 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 11:45:59,936 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 11:45:59,938 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 11:45:59,938 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 11:45:59,939 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 11:45:59,940 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 11:45:59,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 11:45:59,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 11:45:59,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 11:45:59,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 11:45:59,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 11:45:59,943 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 11:45:59,944 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 [2019-08-08 11:45:59,957 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 11:45:59,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 11:45:59,959 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 11:45:59,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 11:45:59,959 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 11:45:59,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 11:45:59,960 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 11:45:59,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 11:45:59,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 11:45:59,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 11:45:59,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 11:45:59,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 11:45:59,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 11:45:59,961 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 11:45:59,961 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 11:45:59,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 11:45:59,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 11:45:59,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 11:45:59,962 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 11:45:59,962 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 11:45:59,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 11:45:59,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 11:45:59,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 11:45:59,963 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 11:45:59,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 11:45:59,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 11:45:59,964 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 11:45:59,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 11:45:59,964 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 11:46:00,004 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 11:46:00,015 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 11:46:00,019 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 11:46:00,020 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 11:46:00,021 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 11:46:00,021 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-08-08 11:46:00,088 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c22835f69/d634097012214b42a42e5f3576905f7b/FLAGa29d14050 [2019-08-08 11:46:00,578 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 11:46:00,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_NetBSD-libc_loop.i [2019-08-08 11:46:00,584 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c22835f69/d634097012214b42a42e5f3576905f7b/FLAGa29d14050 [2019-08-08 11:46:00,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c22835f69/d634097012214b42a42e5f3576905f7b [2019-08-08 11:46:00,987 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 11:46:00,989 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 11:46:00,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 11:46:00,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 11:46:00,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 11:46:00,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:46:00" (1/1) ... [2019-08-08 11:46:00,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1242a167 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:00, skipping insertion in model container [2019-08-08 11:46:00,997 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 11:46:00" (1/1) ... [2019-08-08 11:46:01,004 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 11:46:01,023 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 11:46:01,260 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:46:01,277 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 11:46:01,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 11:46:01,317 INFO L192 MainTranslator]: Completed translation [2019-08-08 11:46:01,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01 WrapperNode [2019-08-08 11:46:01,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 11:46:01,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 11:46:01,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 11:46:01,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 11:46:01,417 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,424 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,446 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 11:46:01,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 11:46:01,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 11:46:01,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 11:46:01,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 11:46:01" (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 [2019-08-08 11:46:01,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 11:46:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 11:46:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-08 11:46:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure glob2 [2019-08-08 11:46:01,514 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 11:46:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 11:46:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-08 11:46:01,514 INFO L130 BoogieDeclarations]: Found specification of procedure glob2 [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 11:46:01,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-08 11:46:01,866 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 11:46:01,866 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 11:46:01,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:46:01 BoogieIcfgContainer [2019-08-08 11:46:01,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 11:46:01,868 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 11:46:01,868 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 11:46:01,868 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 11:46:01,869 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 11:46:01" (1/1) ... [2019-08-08 11:46:01,880 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 11:46:01,882 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 11:46:01,888 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 11:46:01,896 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 11:46:01,897 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 11:46:01,944 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-08 11:46:01,955 INFO L185 IcfgInterpreter]: Interpreting procedure glob2 with input of size 44 [2019-08-08 11:46:02,073 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 34 [2019-08-08 11:46:02,078 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 11:46:02,078 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 11:46:02,081 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 52#(and (exists ((v_glob2_~p~0.base_BEFORE_CALL_1 Int) (v_glob2_~p~0.offset_BEFORE_CALL_1 Int) (v_glob2_~pathlim.offset_BEFORE_CALL_1 Int)) (and (<= v_glob2_~p~0.offset_BEFORE_CALL_1 (+ v_glob2_~pathlim.offset_BEFORE_CALL_1 4)) (= (ite (and (<= v_glob2_~p~0.offset_BEFORE_CALL_1 ~tmp~0.offset) (= v_glob2_~p~0.base_BEFORE_CALL_1 ~tmp~0.base)) 1 0) |__VERIFIER_assert_#in~cond|) (<= v_glob2_~p~0.offset_BEFORE_CALL_1 v_glob2_~pathlim.offset_BEFORE_CALL_1) (not (= 0 (ite (and (<= v_glob2_~p~0.offset_BEFORE_CALL_1 (+ ~tmp~0.offset 4)) (= v_glob2_~p~0.base_BEFORE_CALL_1 ~tmp~0.base)) 1 0))) (exists ((|v_#memory_int_9| (Array Int (Array Int Int)))) (= |#memory_int| (store |v_#memory_int_9| v_glob2_~p~0.base_BEFORE_CALL_1 (store (select |v_#memory_int_9| v_glob2_~p~0.base_BEFORE_CALL_1) (+ v_glob2_~p~0.offset_BEFORE_CALL_1 (- 4)) 1)))))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-08 11:46:02,082 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 11:46:02,089 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 11:46:02,092 INFO L168 Benchmark]: Toolchain (without parser) took 1102.43 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 88.2 MB in the beginning and 152.6 MB in the end (delta: -64.4 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,093 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 329.20 ms. Allocated memory is still 133.2 MB. Free memory was 88.0 MB in the beginning and 78.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,096 INFO L168 Benchmark]: Boogie Preprocessor took 138.73 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 78.4 MB in the beginning and 175.1 MB in the end (delta: -96.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,096 INFO L168 Benchmark]: RCFGBuilder took 409.54 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 161.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,097 INFO L168 Benchmark]: Symbolic Interpretation took 221.32 ms. Allocated memory is still 199.2 MB. Free memory was 161.0 MB in the beginning and 152.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. [2019-08-08 11:46:02,101 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable.. Possible FailurePath: * 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 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 329.20 ms. Allocated memory is still 133.2 MB. Free memory was 88.0 MB in the beginning and 78.4 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 138.73 ms. Allocated memory was 133.2 MB in the beginning and 199.2 MB in the end (delta: 66.1 MB). Free memory was 78.4 MB in the beginning and 175.1 MB in the end (delta: -96.7 MB). Peak memory consumption was 15.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 409.54 ms. Allocated memory is still 199.2 MB. Free memory was 175.1 MB in the beginning and 161.0 MB in the end (delta: 14.1 MB). Peak memory consumption was 14.1 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 221.32 ms. Allocated memory is still 199.2 MB. Free memory was 161.0 MB in the beginning and 152.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...