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/bitvector/byte_add-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 10:36:59,453 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 10:36:59,455 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 10:36:59,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 10:36:59,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 10:36:59,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 10:36:59,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 10:36:59,485 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 10:36:59,489 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 10:36:59,490 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 10:36:59,493 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 10:36:59,494 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 10:36:59,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 10:36:59,496 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 10:36:59,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 10:36:59,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 10:36:59,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 10:36:59,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 10:36:59,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 10:36:59,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 10:36:59,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 10:36:59,518 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 10:36:59,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 10:36:59,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 10:36:59,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 10:36:59,526 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 10:36:59,526 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 10:36:59,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 10:36:59,530 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 10:36:59,531 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 10:36:59,531 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 10:36:59,534 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 10:36:59,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 10:36:59,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 10:36:59,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 10:36:59,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 10:36:59,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 10:36:59,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 10:36:59,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 10:36:59,543 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 10:36:59,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 10:36:59,545 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 [2019-08-14 10:36:59,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 10:36:59,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 10:36:59,567 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 10:36:59,568 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 10:36:59,568 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 10:36:59,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 10:36:59,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 10:36:59,569 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 10:36:59,569 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 10:36:59,569 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 10:36:59,570 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 10:36:59,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 10:36:59,571 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 10:36:59,571 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 10:36:59,571 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 10:36:59,572 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 10:36:59,572 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 10:36:59,572 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 10:36:59,572 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 10:36:59,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 10:36:59,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 10:36:59,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 10:36:59,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 10:36:59,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 10:36:59,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 10:36:59,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 10:36:59,574 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 10:36:59,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 10:36:59,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 10:36:59,605 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 10:36:59,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 10:36:59,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 10:36:59,626 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 10:36:59,626 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 10:36:59,627 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/bitvector/byte_add-1.i [2019-08-14 10:36:59,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4ba526d/52b7c8ddd1694f69ab68e9f7dbf4ff91/FLAGc0e67226c [2019-08-14 10:37:00,165 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 10:37:00,166 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/bitvector/byte_add-1.i [2019-08-14 10:37:00,173 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4ba526d/52b7c8ddd1694f69ab68e9f7dbf4ff91/FLAGc0e67226c [2019-08-14 10:37:00,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4e4ba526d/52b7c8ddd1694f69ab68e9f7dbf4ff91 [2019-08-14 10:37:00,534 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 10:37:00,536 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 10:37:00,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 10:37:00,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 10:37:00,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 10:37:00,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37eded9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00, skipping insertion in model container [2019-08-14 10:37:00,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,555 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 10:37:00,581 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 10:37:00,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:37:00,779 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 10:37:00,819 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 10:37:00,923 INFO L192 MainTranslator]: Completed translation [2019-08-14 10:37:00,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00 WrapperNode [2019-08-14 10:37:00,924 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 10:37:00,924 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 10:37:00,925 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 10:37:00,925 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 10:37:00,942 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,956 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,964 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (1/1) ... [2019-08-14 10:37:00,980 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 10:37:00,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 10:37:00,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 10:37:00,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 10:37:00,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 10:37:00" (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 [2019-08-14 10:37:01,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 10:37:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 10:37:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-08-14 10:37:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure mp_add [2019-08-14 10:37:01,033 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 10:37:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 10:37:01,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure mp_add [2019-08-14 10:37:01,034 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 10:37:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 10:37:01,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 10:37:01,436 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 10:37:01,436 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-14 10:37:01,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:37:01 BoogieIcfgContainer [2019-08-14 10:37:01,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 10:37:01,438 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 10:37:01,438 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 10:37:01,439 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 10:37:01,440 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 10:37:01" (1/1) ... [2019-08-14 10:37:02,335 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-14 10:37:02,339 INFO L168 Benchmark]: Toolchain (without parser) took 1801.74 ms. Allocated memory was 132.1 MB in the beginning and 221.8 MB in the end (delta: 89.7 MB). Free memory was 86.9 MB in the beginning and 183.0 MB in the end (delta: -96.1 MB). Peak memory consumption was 82.9 MB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,341 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,342 INFO L168 Benchmark]: CACSL2BoogieTranslator took 384.67 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 176.6 MB in the end (delta: -89.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,343 INFO L168 Benchmark]: Boogie Preprocessor took 55.40 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,345 INFO L168 Benchmark]: RCFGBuilder took 457.86 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 152.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,346 INFO L168 Benchmark]: Symbolic Interpretation took 897.54 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 152.6 MB in the beginning and 183.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. [2019-08-14 10:37:02,359 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 6]: 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 604#(and (or (= |__VERIFIER_assert_#in~cond| 1) (= |__VERIFIER_assert_#in~cond| 0)) (= 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 132.1 MB. Free memory was 105.0 MB in the beginning and 104.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 384.67 ms. Allocated memory was 132.1 MB in the beginning and 199.2 MB in the end (delta: 67.1 MB). Free memory was 86.7 MB in the beginning and 176.6 MB in the end (delta: -89.9 MB). Peak memory consumption was 27.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.40 ms. Allocated memory is still 199.2 MB. Free memory was 176.6 MB in the beginning and 174.3 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 457.86 ms. Allocated memory is still 199.2 MB. Free memory was 174.3 MB in the beginning and 152.6 MB in the end (delta: 21.7 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 897.54 ms. Allocated memory was 199.2 MB in the beginning and 221.8 MB in the end (delta: 22.5 MB). Free memory was 152.6 MB in the beginning and 183.0 MB in the end (delta: -30.4 MB). Peak memory consumption was 81.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...