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/nested_1-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-a32b1f7 [2019-08-18 07:20:51,124 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-18 07:20:51,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-18 07:20:51,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-18 07:20:51,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-18 07:20:51,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-18 07:20:51,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-18 07:20:51,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-18 07:20:51,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-18 07:20:51,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-18 07:20:51,154 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-18 07:20:51,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-18 07:20:51,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-18 07:20:51,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-18 07:20:51,157 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-18 07:20:51,158 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-18 07:20:51,159 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-18 07:20:51,160 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-18 07:20:51,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-18 07:20:51,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-18 07:20:51,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-18 07:20:51,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-18 07:20:51,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-18 07:20:51,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-18 07:20:51,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-18 07:20:51,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-18 07:20:51,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-18 07:20:51,177 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-18 07:20:51,178 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-18 07:20:51,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-18 07:20:51,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-18 07:20:51,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-18 07:20:51,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-18 07:20:51,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-18 07:20:51,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-18 07:20:51,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-18 07:20:51,185 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 07:20:51,202 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-18 07:20:51,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-18 07:20:51,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-18 07:20:51,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-18 07:20:51,205 INFO L138 SettingsManager]: * Use SBE=true [2019-08-18 07:20:51,205 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-18 07:20:51,205 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-18 07:20:51,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-18 07:20:51,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-18 07:20:51,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-18 07:20:51,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-18 07:20:51,206 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-18 07:20:51,206 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-18 07:20:51,207 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-18 07:20:51,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-18 07:20:51,207 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-18 07:20:51,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-18 07:20:51,209 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-18 07:20:51,209 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-18 07:20:51,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-18 07:20:51,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-18 07:20:51,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-18 07:20:51,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-18 07:20:51,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-18 07:20:51,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-18 07:20:51,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-18 07:20:51,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-18 07:20:51,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-18 07:20:51,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-18 07:20:51,250 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-18 07:20:51,261 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-18 07:20:51,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-18 07:20:51,266 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-18 07:20:51,267 INFO L275 PluginConnector]: CDTParser initialized [2019-08-18 07:20:51,268 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-acceleration/nested_1-1.c [2019-08-18 07:20:51,331 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2042f58b1/2c5ea065309e4429a6dd8614c0c211f5/FLAG809b3fb9d [2019-08-18 07:20:51,784 INFO L306 CDTParser]: Found 1 translation units. [2019-08-18 07:20:51,787 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-acceleration/nested_1-1.c [2019-08-18 07:20:51,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2042f58b1/2c5ea065309e4429a6dd8614c0c211f5/FLAG809b3fb9d [2019-08-18 07:20:52,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2042f58b1/2c5ea065309e4429a6dd8614c0c211f5 [2019-08-18 07:20:52,182 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-18 07:20:52,184 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-18 07:20:52,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:52,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-18 07:20:52,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-18 07:20:52,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,192 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ba8b25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52, skipping insertion in model container [2019-08-18 07:20:52,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,200 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-18 07:20:52,213 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-18 07:20:52,394 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:52,398 INFO L188 MainTranslator]: Completed pre-run [2019-08-18 07:20:52,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-18 07:20:52,427 INFO L192 MainTranslator]: Completed translation [2019-08-18 07:20:52,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52 WrapperNode [2019-08-18 07:20:52,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-18 07:20:52,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-18 07:20:52,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-18 07:20:52,429 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-18 07:20:52,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,526 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,530 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,530 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,539 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,540 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-18 07:20:52,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-18 07:20:52,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-18 07:20:52,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-18 07:20:52,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 07:20:52" (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 07:20:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-18 07:20:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-18 07:20:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-18 07:20:52,599 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-18 07:20:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-18 07:20:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-18 07:20:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-18 07:20:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-18 07:20:52,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-18 07:20:52,784 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-18 07:20:52,784 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-18 07:20:52,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:52 BoogieIcfgContainer [2019-08-18 07:20:52,785 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-18 07:20:52,786 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-18 07:20:52,786 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-18 07:20:52,786 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-18 07:20:52,787 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 07:20:52" (1/1) ... [2019-08-18 07:20:52,799 INFO L148 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-18 07:20:52,804 INFO L155 IcfgInterpreter]: Building call graph [2019-08-18 07:20:52,813 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-18 07:20:52,820 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-18 07:20:52,822 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-18 07:20:52,861 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 1 [2019-08-18 07:20:52,903 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,931 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,936 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,937 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,940 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,941 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,943 INFO L320 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-18 07:20:52,962 INFO L185 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 37 [2019-08-18 07:20:52,966 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-18 07:20:52,966 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-18 07:20:52,969 INFO L179 IcfgInterpreter]: Location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION has predicate 76#(and (exists ((v_main_~x~0_BEFORE_CALL_1 Int)) (or (and (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~x~0_BEFORE_CALL_1 2) (- 4294967296))) (not (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647))) (and (= |__VERIFIER_assert_#in~cond| (+ (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) (- 4294967296))) (not (<= (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) 2147483647)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0)) (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (and (= |__VERIFIER_assert_#in~cond| (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0)) (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0) (<= (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) 2147483647)) (and (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~x~0_BEFORE_CALL_1 2) (- 4294967296))) (not (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647))) (and (= (mod v_main_~x~0_BEFORE_CALL_1 2) |__VERIFIER_assert_#in~cond|) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0) (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647)) (and (= (mod v_main_~x~0_BEFORE_CALL_1 2) |__VERIFIER_assert_#in~cond|) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647)))) (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2019-08-18 07:20:52,983 INFO L92 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-18 07:20:52,983 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-18 07:20:52,987 INFO L168 Benchmark]: Toolchain (without parser) took 801.38 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 87.6 MB in the beginning and 152.8 MB in the end (delta: -65.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:52,988 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-18 07:20:52,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 243.44 ms. Allocated memory is still 131.6 MB. Free memory was 87.1 MB in the beginning and 78.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:52,990 INFO L168 Benchmark]: Boogie Preprocessor took 116.71 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 174.4 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:52,992 INFO L168 Benchmark]: RCFGBuilder took 238.09 ms. Allocated memory is still 198.2 MB. Free memory was 174.4 MB in the beginning and 162.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:52,993 INFO L168 Benchmark]: Symbolic Interpretation took 197.49 ms. Allocated memory is still 198.2 MB. Free memory was 162.9 MB in the beginning and 152.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. [2019-08-18 07:20:52,999 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: Over-approximation of reachable states at this location is 76#(and (exists ((v_main_~x~0_BEFORE_CALL_1 Int)) (or (and (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~x~0_BEFORE_CALL_1 2) (- 4294967296))) (not (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647))) (and (= |__VERIFIER_assert_#in~cond| (+ (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) (- 4294967296))) (not (<= (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) 2147483647)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0)) (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (and (= |__VERIFIER_assert_#in~cond| (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0)) (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0) (<= (mod (+ (mod v_main_~x~0_BEFORE_CALL_1 2) 4294967294) 4294967296) 2147483647)) (and (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0) (= |__VERIFIER_assert_#in~cond| (+ (mod v_main_~x~0_BEFORE_CALL_1 2) (- 4294967296))) (not (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647))) (and (= (mod v_main_~x~0_BEFORE_CALL_1 2) |__VERIFIER_assert_#in~cond|) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (= (mod v_main_~x~0_BEFORE_CALL_1 2) 0) (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647)) (and (= (mod v_main_~x~0_BEFORE_CALL_1 2) |__VERIFIER_assert_#in~cond|) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 268435455)) (not (< (mod v_main_~x~0_BEFORE_CALL_1 4294967296) 0)) (<= (mod v_main_~x~0_BEFORE_CALL_1 2) 2147483647)))) (= 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 0.23 ms. Allocated memory is still 131.6 MB. Free memory is still 105.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 243.44 ms. Allocated memory is still 131.6 MB. Free memory was 87.1 MB in the beginning and 78.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.71 ms. Allocated memory was 131.6 MB in the beginning and 198.2 MB in the end (delta: 66.6 MB). Free memory was 78.1 MB in the beginning and 174.4 MB in the end (delta: -96.4 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 238.09 ms. Allocated memory is still 198.2 MB. Free memory was 174.4 MB in the beginning and 162.9 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 197.49 ms. Allocated memory is still 198.2 MB. Free memory was 162.9 MB in the beginning and 152.8 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.1 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...