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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:06:57,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:06:57,350 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:06:57,362 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:06:57,363 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:06:57,364 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:06:57,365 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:06:57,367 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:06:57,369 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:06:57,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:06:57,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:06:57,372 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:06:57,372 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:06:57,373 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:06:57,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:06:57,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:06:57,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:06:57,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:06:57,379 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:06:57,381 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:06:57,383 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:06:57,384 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:06:57,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:06:57,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:06:57,389 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 09:06:57,393 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:06:57,394 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:06:57,395 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:06:57,395 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:06:57,397 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:06:57,397 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:06:57,398 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:06:57,398 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:06:57,398 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:06:57,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:06:57,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:06:57,401 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 [2019-09-06 09:06:57,424 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:06:57,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:06:57,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:06:57,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:06:57,428 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:06:57,428 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:06:57,428 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:06:57,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:06:57,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:06:57,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:06:57,430 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:06:57,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:06:57,430 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:06:57,431 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:06:57,431 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:06:57,431 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:06:57,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:06:57,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:06:57,432 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:06:57,432 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:06:57,432 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:06:57,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:06:57,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:06:57,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:06:57,433 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:06:57,433 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:06:57,434 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:06:57,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:06:57,434 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:06:57,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:06:57,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:06:57,497 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:06:57,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:06:57,499 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:06:57,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-09-06 09:06:57,565 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd25f7af9/d6e38d4fb3344c0aad15628ab0cf1d8f/FLAG1ee5a6b9a [2019-09-06 09:06:58,086 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:06:58,087 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-crafted/simple_array_index_value_4.i.v+nlh-reducer.c [2019-09-06 09:06:58,097 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd25f7af9/d6e38d4fb3344c0aad15628ab0cf1d8f/FLAG1ee5a6b9a [2019-09-06 09:06:58,483 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bd25f7af9/d6e38d4fb3344c0aad15628ab0cf1d8f [2019-09-06 09:06:58,496 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:06:58,499 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:06:58,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:06:58,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:06:58,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:06:58,507 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187ca111 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58, skipping insertion in model container [2019-09-06 09:06:58,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,518 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:06:58,548 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:06:58,736 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:06:58,742 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:06:58,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:06:58,881 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:06:58,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58 WrapperNode [2019-09-06 09:06:58,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:06:58,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:06:58,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:06:58,882 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:06:58,892 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,910 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,915 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (1/1) ... [2019-09-06 09:06:58,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:06:58,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:06:58,919 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:06:58,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:06:58,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:06:58" (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 [2019-09-06 09:06:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:06:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:06:58,974 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:06:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:06:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 09:06:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-06 09:06:58,974 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:06:58,975 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:06:58,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 09:06:59,342 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:06:59,342 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-06 09:06:59,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:06:59 BoogieIcfgContainer [2019-09-06 09:06:59,344 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:06:59,345 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:06:59,345 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:06:59,345 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:06:59,346 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:06:59" (1/1) ... [2019-09-06 09:06:59,347 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:06:59,374 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-09-06 09:06:59,374 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:06:59,384 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:06:59,395 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:06:59,397 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:06:59,475 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 25 for LOIs [2019-09-06 09:07:00,456 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 09:07:00,456 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 09:07:00,459 INFO L193 IcfgInterpreter]: Reachable states at location mainErr1ASSERT_VIOLATIONERROR_FUNCTION satisfy 150#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__return_136~0 0) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_155_0~0)|) (<= ~__tmp_155_0~0 1) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_2~0) (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= main_~__tmp_1~0 1) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0)) [2019-09-06 09:07:00,459 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 38#false [2019-09-06 09:07:00,460 INFO L193 IcfgInterpreter]: Reachable states at location mainErr2ASSERT_VIOLATIONERROR_FUNCTION satisfy 95#(or (and (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= ~__return_136~0 0) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= main_~__tmp_1~0 1) (<= 0 |old(~__tmp_155_0~0)|) (<= ~__tmp_155_0~0 1) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0)) (and (<= 0 |main_~#main__array~0.offset|) (<= main_~main__loop_entered~0 0) (<= |#NULL.base| 0) (<= ~__return_136~0 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 main_~main__loop_entered~0) (<= 0 |#NULL.base|) (<= ~__tmp_155_0~0 0) (<= 0 ~__return_main~0) (<= 0 ~__return_136~0) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= 0 ~__tmp_155_0~0) (<= 0 |old(~__tmp_155_0~0)|) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (<= |old(~__tmp_155_0~0)| 0))) [2019-09-06 09:07:00,478 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 09:07:00,478 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 09:07:00,481 INFO L168 Benchmark]: Toolchain (without parser) took 1983.09 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 87.1 MB in the beginning and 81.7 MB in the end (delta: 5.4 MB). Peak memory consumption was 71.4 MB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,482 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,484 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.35 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 86.8 MB in the beginning and 173.2 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,485 INFO L168 Benchmark]: Boogie Preprocessor took 35.91 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 171.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,485 INFO L168 Benchmark]: RCFGBuilder took 425.81 ms. Allocated memory is still 197.7 MB. Free memory was 171.3 MB in the beginning and 153.2 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,486 INFO L168 Benchmark]: Sifa took 1133.78 ms. Allocated memory is still 197.7 MB. Free memory was 153.2 MB in the beginning and 81.7 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:07:00,490 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.7 MB in the beginning and 105.5 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 379.35 ms. Allocated memory was 131.6 MB in the beginning and 197.7 MB in the end (delta: 66.1 MB). Free memory was 86.8 MB in the beginning and 173.2 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 35.91 ms. Allocated memory is still 197.7 MB. Free memory was 173.2 MB in the beginning and 171.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 425.81 ms. Allocated memory is still 197.7 MB. Free memory was 171.3 MB in the beginning and 153.2 MB in the end (delta: 18.1 MB). Peak memory consumption was 18.1 MB. Max. memory is 7.1 GB. * Sifa took 1133.78 ms. Allocated memory is still 197.7 MB. Free memory was 153.2 MB in the beginning and 81.7 MB in the end (delta: 71.5 MB). Peak memory consumption was 71.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 1086, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 116, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 110, TOOLS_POST_TIME[ms]: 239, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 20, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 2, TOOLS_QUANTIFIERELIM_TIME[ms]: 192, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 126, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 29, DOMAIN_JOIN_TIME[ms]: 285, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 6, DOMAIN_WIDEN_TIME[ms]: 14, DOMAIN_ISSUBSETEQ_APPLICATIONS: 10, DOMAIN_ISSUBSETEQ_TIME[ms]: 44, DOMAIN_ISBOTTOM_APPLICATIONS: 20, DOMAIN_ISBOTTOM_TIME[ms]: 334, LOOP_SUMMARIZER_APPLICATIONS: 4, LOOP_SUMMARIZER_CACHE_MISSES: 4, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 820, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 816, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 10, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 23, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 5, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 311, DAG_COMPRESSION_RETAINED_NODES: 126 - UnprovableResult [Line: 68]: 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 150#(and (<= main_~main____CPAchecker_TMP_0~1 0) (<= ~__return_136~0 0) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= ~__return_main~0 0) (<= 0 main_~main____CPAchecker_TMP_0~1) (<= 0 |#NULL.offset|) (<= main_~__VERIFIER_assert__cond~0 1) (<= 0 main_~__VERIFIER_assert__cond~1) (<= 0 |old(~__tmp_155_0~0)|) (<= ~__tmp_155_0~0 1) (<= main_~__tmp_2~0 0) (<= 0 main_~__tmp_2~0) (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= main_~__VERIFIER_assert__cond~1 0) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= main_~__tmp_1~0 1) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0)). Possible FailurePath: - PositiveResult [Line: 37]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - UnprovableResult [Line: 105]: 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 95#(or (and (<= main_~main__loop_entered~0 1) (<= 0 |main_~#main__array~0.offset|) (<= |#NULL.base| 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= ~__return_136~0 0) (<= 1 main_~__tmp_1~0) (<= 0 ~__return_main~0) (<= 0 |#NULL.base|) (<= 0 ~__return_136~0) (<= main_~main____CPAchecker_TMP_0~0 1) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= main_~__VERIFIER_assert__cond~0 1) (<= main_~__tmp_1~0 1) (<= 0 |old(~__tmp_155_0~0)|) (<= ~__tmp_155_0~0 1) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (<= 1 main_~__VERIFIER_assert__cond~0) (<= 1 main_~main__loop_entered~0) (<= |old(~__tmp_155_0~0)| 0)) (and (<= 0 |main_~#main__array~0.offset|) (<= main_~main__loop_entered~0 0) (<= |#NULL.base| 0) (<= ~__return_136~0 0) (<= main_~__VERIFIER_assert__cond~2 0) (<= 0 main_~main__loop_entered~0) (<= 0 |#NULL.base|) (<= ~__tmp_155_0~0 0) (<= 0 ~__return_main~0) (<= 0 ~__return_136~0) (<= ~__return_main~0 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |main_~#main__array~0.offset| 0) (<= 0 ~__tmp_155_0~0) (<= 0 |old(~__tmp_155_0~0)|) (<= main_~__tmp_3~0 0) (<= 0 main_~__VERIFIER_assert__cond~2) (<= 0 main_~__tmp_3~0) (<= |old(~__tmp_155_0~0)| 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...