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/eca-rers2012/Problem14_label54.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f3d0b09 [2019-08-08 10:57:15,164 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-08 10:57:15,166 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-08 10:57:15,177 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-08 10:57:15,178 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-08 10:57:15,179 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-08 10:57:15,180 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-08 10:57:15,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-08 10:57:15,184 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-08 10:57:15,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-08 10:57:15,186 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-08 10:57:15,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-08 10:57:15,187 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-08 10:57:15,188 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-08 10:57:15,189 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-08 10:57:15,190 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-08 10:57:15,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-08 10:57:15,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-08 10:57:15,193 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-08 10:57:15,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-08 10:57:15,197 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-08 10:57:15,198 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-08 10:57:15,199 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-08 10:57:15,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-08 10:57:15,202 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-08 10:57:15,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-08 10:57:15,206 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-08 10:57:15,207 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-08 10:57:15,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-08 10:57:15,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-08 10:57:15,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-08 10:57:15,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-08 10:57:15,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-08 10:57:15,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-08 10:57:15,211 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-08 10:57:15,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-08 10:57:15,213 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 10:57:15,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-08 10:57:15,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-08 10:57:15,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-08 10:57:15,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-08 10:57:15,229 INFO L138 SettingsManager]: * Use SBE=true [2019-08-08 10:57:15,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-08 10:57:15,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-08 10:57:15,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-08 10:57:15,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-08 10:57:15,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-08 10:57:15,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-08 10:57:15,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-08 10:57:15,231 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-08 10:57:15,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-08 10:57:15,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-08 10:57:15,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-08 10:57:15,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-08 10:57:15,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-08 10:57:15,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-08 10:57:15,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-08 10:57:15,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-08 10:57:15,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-08 10:57:15,233 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-08 10:57:15,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-08 10:57:15,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-08 10:57:15,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-08 10:57:15,233 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-08 10:57:15,234 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-08 10:57:15,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-08 10:57:15,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-08 10:57:15,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-08 10:57:15,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-08 10:57:15,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-08 10:57:15,282 INFO L275 PluginConnector]: CDTParser initialized [2019-08-08 10:57:15,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label54.c [2019-08-08 10:57:15,352 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acc90aabf/1f22d3a98688404cbe08ccc38e650659/FLAGe7760c09e [2019-08-08 10:57:15,973 INFO L306 CDTParser]: Found 1 translation units. [2019-08-08 10:57:15,974 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label54.c [2019-08-08 10:57:16,000 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acc90aabf/1f22d3a98688404cbe08ccc38e650659/FLAGe7760c09e [2019-08-08 10:57:16,186 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/acc90aabf/1f22d3a98688404cbe08ccc38e650659 [2019-08-08 10:57:16,195 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-08 10:57:16,196 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-08 10:57:16,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-08 10:57:16,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-08 10:57:16,201 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-08 10:57:16,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:57:16" (1/1) ... [2019-08-08 10:57:16,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146baa0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:16, skipping insertion in model container [2019-08-08 10:57:16,205 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.08 10:57:16" (1/1) ... [2019-08-08 10:57:16,212 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-08 10:57:16,289 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-08 10:57:16,722 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:57:16,727 INFO L188 MainTranslator]: Completed pre-run [2019-08-08 10:57:17,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-08 10:57:17,072 INFO L192 MainTranslator]: Completed translation [2019-08-08 10:57:17,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17 WrapperNode [2019-08-08 10:57:17,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-08 10:57:17,074 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-08 10:57:17,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-08 10:57:17,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-08 10:57:17,092 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,092 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (1/1) ... [2019-08-08 10:57:17,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-08 10:57:17,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-08 10:57:17,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-08 10:57:17,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-08 10:57:17,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.08 10:57:17" (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 10:57:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-08 10:57:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-08 10:57:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-08 10:57:17,300 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-08 10:57:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-08 10:57:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-08 10:57:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-08 10:57:17,302 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-08 10:57:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-08 10:57:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-08 10:57:17,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-08 10:57:20,705 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-08 10:57:20,706 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-08 10:57:20,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:57:20 BoogieIcfgContainer [2019-08-08 10:57:20,711 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-08 10:57:20,711 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-08 10:57:20,711 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-08 10:57:20,712 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-08 10:57:20,712 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.08 10:57:20" (1/1) ... [2019-08-08 10:57:20,723 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-08 10:57:20,726 INFO L155 IcfgInterpreter]: Building call graph [2019-08-08 10:57:20,736 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-08 10:57:20,744 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-08 10:57:20,746 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-08 10:57:20,795 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 40 [2019-08-08 10:57:34,411 INFO L185 IcfgInterpreter]: Interpreting procedure calculate_output with input of size 81 [2019-08-08 10:57:34,429 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-08 10:57:34,429 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-08 10:57:34,432 INFO L179 IcfgInterpreter]: Location calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 407131#(and (= ~a21~0 6) (= ~a12~0 |old(~a12~0)|) (or (and (or (= |calculate_output_#in~input| 4) (= |calculate_output_#in~input| 5) (= |calculate_output_#in~input| 6) (= |calculate_output_#in~input| 2) (= |calculate_output_#in~input| 1) (= |calculate_output_#in~input| 3)) (exists ((v_main_~output~0_BEFORE_CALL_1 Int)) (and (<= v_main_~output~0_BEFORE_CALL_1 2147483647) (<= 0 (+ v_main_~output~0_BEFORE_CALL_1 2147483648)))) (<= 0 (+ |calculate_output_#in~input| 2147483648)) (exists ((v_main_~output~0_4 Int)) (and (<= v_main_~output~0_4 2147483647) (<= 0 (+ v_main_~output~0_4 2147483648)))) (exists ((v_main_~input~0_8 Int)) (and (or (= v_main_~input~0_8 3) (= v_main_~input~0_8 4) (= v_main_~input~0_8 5) (= v_main_~input~0_8 2) (= v_main_~input~0_8 6) (= v_main_~input~0_8 1)) (<= v_main_~input~0_8 2147483647) (<= 0 (+ v_main_~input~0_8 2147483648)))) (<= |calculate_output_#in~input| 2147483647)) (and (= 1 |old(~a24~0)|) (= 5 ~inputE~0) (= 3 ~inputC~0) (= 7 |old(~a21~0)|) (= 8 |old(~a15~0)|) (= 2 ~inputB~0) (or (= |calculate_output_#in~input| 4) (= |calculate_output_#in~input| 5) (= |calculate_output_#in~input| 6) (= |calculate_output_#in~input| 2) (= |calculate_output_#in~input| 1) (= |calculate_output_#in~input| 3)) (<= 0 (+ |calculate_output_#in~input| 2147483648)) (= 0 (+ |old(~a12~0)| 49)) (= 6 ~inputF~0) (= 1 ~inputA~0) (= 4 ~inputD~0) (<= |calculate_output_#in~input| 2147483647))) (= ~a15~0 7) (= ~a24~0 1) (= |calculate_output_#in~input| calculate_output_~input) (= ~a24~0 |old(~a24~0)|) (< 80 ~a12~0) (= ~a21~0 |old(~a21~0)|) (= ~a15~0 |old(~a15~0)|)) [2019-08-08 10:57:34,433 WARN L88 terpretationObserver]: Some locations of interest might be reachable, see reported results. [2019-08-08 10:57:34,440 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-08 10:57:34,443 INFO L168 Benchmark]: Toolchain (without parser) took 18245.76 ms. Allocated memory was 139.5 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 84.9 MB in the beginning and 1.0 GB in the end (delta: -939.9 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,444 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 876.94 ms. Allocated memory was 139.5 MB in the beginning and 210.2 MB in the end (delta: 70.8 MB). Free memory was 84.7 MB in the beginning and 179.8 MB in the end (delta: -95.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,446 INFO L168 Benchmark]: Boogie Preprocessor took 161.65 ms. Allocated memory is still 210.2 MB. Free memory was 179.8 MB in the beginning and 173.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,447 INFO L168 Benchmark]: RCFGBuilder took 3474.30 ms. Allocated memory was 210.2 MB in the beginning and 286.3 MB in the end (delta: 76.0 MB). Free memory was 173.9 MB in the beginning and 246.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,448 INFO L168 Benchmark]: Symbolic Interpretation took 13729.24 ms. Allocated memory was 286.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 246.4 MB in the beginning and 1.0 GB in the end (delta: -778.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-08-08 10:57:34,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 22]: 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 0.22 ms. Allocated memory is still 139.5 MB. Free memory was 105.6 MB in the beginning and 105.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 876.94 ms. Allocated memory was 139.5 MB in the beginning and 210.2 MB in the end (delta: 70.8 MB). Free memory was 84.7 MB in the beginning and 179.8 MB in the end (delta: -95.0 MB). Peak memory consumption was 37.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 161.65 ms. Allocated memory is still 210.2 MB. Free memory was 179.8 MB in the beginning and 173.9 MB in the end (delta: 5.8 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 3474.30 ms. Allocated memory was 210.2 MB in the beginning and 286.3 MB in the end (delta: 76.0 MB). Free memory was 173.9 MB in the beginning and 246.4 MB in the end (delta: -72.5 MB). Peak memory consumption was 113.8 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 13729.24 ms. Allocated memory was 286.3 MB in the beginning and 1.4 GB in the end (delta: 1.1 GB). Free memory was 246.4 MB in the beginning and 1.0 GB in the end (delta: -778.4 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...