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/test27-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 02:01:41,952 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 02:01:41,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 02:01:41,971 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 02:01:41,972 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 02:01:41,973 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 02:01:41,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 02:01:41,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 02:01:41,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 02:01:41,989 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 02:01:41,990 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 02:01:41,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 02:01:41,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 02:01:41,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 02:01:41,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 02:01:41,995 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 02:01:41,998 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 02:01:42,000 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 02:01:42,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 02:01:42,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 02:01:42,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 02:01:42,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 02:01:42,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 02:01:42,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 02:01:42,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-10 02:01:42,030 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 02:01:42,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 02:01:42,033 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 02:01:42,033 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 [2019-08-10 02:01:42,051 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 02:01:42,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 02:01:42,055 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 02:01:42,055 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 02:01:42,055 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 02:01:42,056 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 02:01:42,056 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 02:01:42,056 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 02:01:42,056 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 02:01:42,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 02:01:42,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 02:01:42,057 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 02:01:42,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 02:01:42,058 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 02:01:42,058 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 02:01:42,059 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 02:01:42,059 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 02:01:42,059 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 02:01:42,059 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 02:01:42,060 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 02:01:42,060 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 02:01:42,060 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 02:01:42,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 02:01:42,061 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 02:01:42,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 02:01:42,061 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 02:01:42,061 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 02:01:42,062 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 02:01:42,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 02:01:42,114 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 02:01:42,127 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 02:01:42,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 02:01:42,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 02:01:42,133 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 02:01:42,133 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/test27-1.c [2019-08-10 02:01:42,195 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9edfa749e/5b7cd8e63514454b86544473b442fc9f/FLAG2783ecb41 [2019-08-10 02:01:42,644 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 02:01:42,645 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/test27-1.c [2019-08-10 02:01:42,653 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9edfa749e/5b7cd8e63514454b86544473b442fc9f/FLAG2783ecb41 [2019-08-10 02:01:43,033 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9edfa749e/5b7cd8e63514454b86544473b442fc9f [2019-08-10 02:01:43,042 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 02:01:43,043 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 02:01:43,044 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 02:01:43,044 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 02:01:43,048 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 02:01:43,049 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd4e2ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43, skipping insertion in model container [2019-08-10 02:01:43,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,060 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 02:01:43,080 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 02:01:43,357 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:01:43,372 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 02:01:43,421 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 02:01:43,608 INFO L192 MainTranslator]: Completed translation [2019-08-10 02:01:43,609 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43 WrapperNode [2019-08-10 02:01:43,609 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 02:01:43,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 02:01:43,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 02:01:43,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 02:01:43,624 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,647 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,649 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,675 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (1/1) ... [2019-08-10 02:01:43,678 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 02:01:43,678 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 02:01:43,678 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 02:01:43,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 02:01:43,679 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 02:01:43" (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 [2019-08-10 02:01:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 02:01:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 02:01:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-08-10 02:01:43,737 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 02:01:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 02:01:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 02:01:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-10 02:01:43,737 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-10 02:01:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-10 02:01:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 02:01:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 02:01:44,070 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 02:01:44,071 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-10 02:01:44,072 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:01:44 BoogieIcfgContainer [2019-08-10 02:01:44,072 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 02:01:44,079 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 02:01:44,080 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 02:01:44,080 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 02:01:44,082 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 02:01:44" (1/1) ... [2019-08-10 02:01:44,849 WARN L188 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 109 [2019-08-10 02:01:45,107 WARN L188 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-10 02:01:46,581 WARN L188 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 146 DAG size of output: 144 [2019-08-10 02:01:47,106 WARN L188 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-08-10 02:01:47,498 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-08-10 02:02:16,275 WARN L188 SmtUtils]: Spent 28.67 s on a formula simplification. DAG size of input: 217 DAG size of output: 215 [2019-08-10 02:02:31,349 WARN L188 SmtUtils]: Spent 15.02 s on a formula simplification that was a NOOP. DAG size: 216 [2019-08-10 02:03:03,534 WARN L188 SmtUtils]: Spent 32.14 s on a formula simplification that was a NOOP. DAG size: 220 [2019-08-10 02:03:04,351 WARN L188 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2019-08-10 02:03:04,488 WARN L188 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-10 02:03:04,755 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-10 02:03:04,974 WARN L188 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-10 02:03:05,259 WARN L188 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-08-10 02:03:05,745 WARN L188 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-08-10 02:03:06,149 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 02:03:06,590 WARN L188 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 103 [2019-08-10 02:03:06,726 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-08-10 02:03:06,895 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-10 02:03:07,022 WARN L188 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-10 02:03:07,271 WARN L188 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-08-10 02:03:07,448 WARN L188 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 41 [2019-08-10 02:03:07,761 WARN L188 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 95 [2019-08-10 02:03:08,161 WARN L188 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 93 [2019-08-10 02:03:08,175 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-10 02:03:08,183 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-10 02:03:08,185 INFO L168 Benchmark]: Toolchain (without parser) took 85141.59 ms. Allocated memory was 140.5 MB in the beginning and 286.3 MB in the end (delta: 145.8 MB). Free memory was 86.6 MB in the beginning and 167.9 MB in the end (delta: -81.3 MB). Peak memory consumption was 141.2 MB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,186 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 565.46 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 86.4 MB in the beginning and 181.7 MB in the end (delta: -95.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,187 INFO L168 Benchmark]: Boogie Preprocessor took 68.02 ms. Allocated memory is still 203.9 MB. Free memory was 181.7 MB in the beginning and 179.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,188 INFO L168 Benchmark]: RCFGBuilder took 394.30 ms. Allocated memory is still 203.9 MB. Free memory was 179.1 MB in the beginning and 160.7 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,189 INFO L168 Benchmark]: Symbolic Interpretation took 84103.83 ms. Allocated memory was 203.9 MB in the beginning and 286.3 MB in the end (delta: 82.3 MB). Free memory was 160.7 MB in the beginning and 167.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. [2019-08-10 02:03:08,199 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 51]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Interpreter reached this location of interest. Location might be reachable. Predicate is 137#(not (= main_~i~0 (select (select |#memory_int| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|))))) (+ (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |main_~#cont~0.base|) |main_~#cont~0.offset|)) (+ (* 4 main_~i~0) (select (select |#memory_$Pointer$.offset| |main_~#cont~0.base|) |main_~#cont~0.offset|)))) 4)))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 140.5 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 565.46 ms. Allocated memory was 140.5 MB in the beginning and 203.9 MB in the end (delta: 63.4 MB). Free memory was 86.4 MB in the beginning and 181.7 MB in the end (delta: -95.3 MB). Peak memory consumption was 21.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.02 ms. Allocated memory is still 203.9 MB. Free memory was 181.7 MB in the beginning and 179.1 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 394.30 ms. Allocated memory is still 203.9 MB. Free memory was 179.1 MB in the beginning and 160.7 MB in the end (delta: 18.4 MB). Peak memory consumption was 18.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 84103.83 ms. Allocated memory was 203.9 MB in the beginning and 286.3 MB in the end (delta: 82.3 MB). Free memory was 160.7 MB in the beginning and 167.9 MB in the end (delta: -7.2 MB). Peak memory consumption was 151.9 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...