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-industry-pattern/mod3.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c6af20d [2019-09-03 18:25:02,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-03 18:25:02,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-03 18:25:02,435 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-03 18:25:02,435 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-03 18:25:02,437 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-03 18:25:02,439 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-03 18:25:02,449 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-03 18:25:02,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-03 18:25:02,451 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-03 18:25:02,452 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-03 18:25:02,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-03 18:25:02,454 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-03 18:25:02,454 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-03 18:25:02,455 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-03 18:25:02,459 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-03 18:25:02,461 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-03 18:25:02,462 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-03 18:25:02,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-03 18:25:02,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-03 18:25:02,468 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-03 18:25:02,469 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-03 18:25:02,470 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-03 18:25:02,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-03 18:25:02,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-03 18:25:02,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-03 18:25:02,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-03 18:25:02,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-03 18:25:02,477 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-03 18:25:02,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-03 18:25:02,478 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-03 18:25:02,481 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-03 18:25:02,481 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-03 18:25:02,482 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-03 18:25:02,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-03 18:25:02,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-03 18:25:02,484 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-03 18:25:02,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-03 18:25:02,485 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-03 18:25:02,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-03 18:25:02,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-03 18:25:02,487 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 [2019-09-03 18:25:02,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-03 18:25:02,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-03 18:25:02,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-03 18:25:02,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-03 18:25:02,517 INFO L138 SettingsManager]: * Use SBE=true [2019-09-03 18:25:02,518 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-03 18:25:02,518 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-03 18:25:02,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-03 18:25:02,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-03 18:25:02,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-03 18:25:02,519 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-03 18:25:02,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-03 18:25:02,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-03 18:25:02,520 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-03 18:25:02,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-03 18:25:02,521 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-03 18:25:02,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-03 18:25:02,521 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-03 18:25:02,521 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-03 18:25:02,522 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-03 18:25:02,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-03 18:25:02,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-03 18:25:02,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-03 18:25:02,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-03 18:25:02,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-03 18:25:02,523 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-03 18:25:02,523 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-03 18:25:02,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-03 18:25:02,524 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 [2019-09-03 18:25:02,576 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-03 18:25:02,589 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-03 18:25:02,594 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-03 18:25:02,596 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-03 18:25:02,596 INFO L275 PluginConnector]: CDTParser initialized [2019-09-03 18:25:02,597 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-03 18:25:02,670 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073a4b03a/e16c0306387644e6a39491cb02d82950/FLAG47e15ec64 [2019-09-03 18:25:03,074 INFO L306 CDTParser]: Found 1 translation units. [2019-09-03 18:25:03,075 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-industry-pattern/mod3.c.v+cfa-reducer.c [2019-09-03 18:25:03,081 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073a4b03a/e16c0306387644e6a39491cb02d82950/FLAG47e15ec64 [2019-09-03 18:25:03,511 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/073a4b03a/e16c0306387644e6a39491cb02d82950 [2019-09-03 18:25:03,521 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-03 18:25:03,522 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-03 18:25:03,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-03 18:25:03,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-03 18:25:03,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-03 18:25:03,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3df7aa67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03, skipping insertion in model container [2019-09-03 18:25:03,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,537 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-03 18:25:03,554 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-03 18:25:03,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 18:25:03,790 INFO L188 MainTranslator]: Completed pre-run [2019-09-03 18:25:03,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-03 18:25:03,836 INFO L192 MainTranslator]: Completed translation [2019-09-03 18:25:03,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03 WrapperNode [2019-09-03 18:25:03,836 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-03 18:25:03,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-03 18:25:03,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-03 18:25:03,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-03 18:25:03,930 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,930 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,950 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (1/1) ... [2019-09-03 18:25:03,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-03 18:25:03,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-03 18:25:03,954 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-03 18:25:03,954 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-03 18:25:03,955 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.09 06:25:03" (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 [2019-09-03 18:25:04,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-03 18:25:04,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-03 18:25:04,004 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-03 18:25:04,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-03 18:25:04,248 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-03 18:25:04,249 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-03 18:25:04,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 06:25:04 BoogieIcfgContainer [2019-09-03 18:25:04,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-03 18:25:04,251 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-03 18:25:04,251 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-03 18:25:04,251 INFO L275 PluginConnector]: Sifa initialized [2019-09-03 18:25:04,253 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.09 06:25:04" (1/1) ... [2019-09-03 18:25:04,254 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 [2019-09-03 18:25:04,303 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-03 18:25:04,304 INFO L169 IcfgInterpreter]: Building call graph [2019-09-03 18:25:04,311 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-03 18:25:04,320 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-03 18:25:04,321 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-03 18:25:04,392 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-03 18:25:04,588 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-03 18:25:04,588 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-03 18:25:04,590 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 62#(or (and (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= 0 ~__return_107~0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__y~0) (<= 0 |old(~__return_107~0)|)) (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|))) [2019-09-03 18:25:04,606 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-03 18:25:04,606 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-03 18:25:04,608 INFO L168 Benchmark]: Toolchain (without parser) took 1085.46 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 88.3 MB in the beginning and 143.3 MB in the end (delta: -55.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,609 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,610 INFO L168 Benchmark]: CACSL2BoogieTranslator took 313.65 ms. Allocated memory is still 132.6 MB. Free memory was 88.1 MB in the beginning and 78.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,611 INFO L168 Benchmark]: Boogie Preprocessor took 116.30 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 78.5 MB in the beginning and 174.7 MB in the end (delta: -96.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,612 INFO L168 Benchmark]: RCFGBuilder took 296.96 ms. Allocated memory is still 198.2 MB. Free memory was 174.7 MB in the beginning and 162.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,613 INFO L168 Benchmark]: Sifa took 355.33 ms. Allocated memory is still 198.2 MB. Free memory was 162.3 MB in the beginning and 143.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. [2019-09-03 18:25:04,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 313.65 ms. Allocated memory is still 132.6 MB. Free memory was 88.1 MB in the beginning and 78.5 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.30 ms. Allocated memory was 132.6 MB in the beginning and 198.2 MB in the end (delta: 65.5 MB). Free memory was 78.5 MB in the beginning and 174.7 MB in the end (delta: -96.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 296.96 ms. Allocated memory is still 198.2 MB. Free memory was 174.7 MB in the beginning and 162.3 MB in the end (delta: 12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 7.1 GB. * Sifa took 355.33 ms. Allocated memory is still 198.2 MB. Free memory was 162.3 MB in the beginning and 143.3 MB in the end (delta: 18.9 MB). Peak memory consumption was 18.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions 0.3s OVERALL_TIME, 2 ICFG_INTERPRETER_ENTERED_PROCEDURES, 41 DAG_INTERPRETER_EARLY_EXIT_QUERIES, 0 DAG_INTERPRETER_EARLY_EXITS, 36 TOOLS_POST_APPLICATIONS, 0.1s TOOLS_POST_TIME, 2 TOOLS_POST_CALL_APPLICATIONS, 0.0s TOOLS_POST_CALL_TIME, 1 TOOLS_POST_RETURN_APPLICATIONS, 0.0s TOOLS_POST_RETURN_TIME, 0.1s TOOLS_QUANTIFIERELIM_TIME, 0.0s FLUID_QUERY_TIME, 43 FLUID_QUERIES, 6 FLUID_YES_ANSWERS, 14 DOMAIN_JOIN_APPLICATIONS, 0.1s DOMAIN_JOIN_TIME, 6 DOMAIN_ALPHA_APPLICATIONS, 0.0s DOMAIN_ALPHA_TIME, 1 DOMAIN_WIDEN_APPLICATIONS, 0.0s DOMAIN_WIDEN_TIME, 2 DOMAIN_ISSUBSETEQ_APPLICATIONS, 0.0s DOMAIN_ISSUBSETEQ_TIME, 10 DOMAIN_ISBOTTOM_APPLICATIONS, 0.0s DOMAIN_ISBOTTOM_TIME, 1 LOOP_SUMMARIZER_APPLICATIONS, 1 LOOP_SUMMARIZER_CACHE_MISSES, 0.1s LOOP_SUMMARIZER_OVERALL_TIME, 0.1s LOOP_SUMMARIZER_NEW_COMPUTATION_TIME, 2 LOOP_SUMMARIZER_FIXPOINT_ITERATIONS, 1 CALL_SUMMARIZER_APPLICATIONS, 0 CALL_SUMMARIZER_CACHE_MISSES, 0.0s CALL_SUMMARIZER_OVERALL_TIME, 0.0s CALL_SUMMARIZER_NEW_COMPUTATION_TIME, 0.0s PROCEDURE_GRAPH_BUILDER_TIME, 0.0s PATH_EXPR_TIME, 0.0s REGEX_TO_DAG_TIME, 0.0s DAG_COMPRESSION_TIME, 90 DAG_COMPRESSION_PROCESSED_NODES, 50 DAG_COMPRESSION_RETAINED_NODES - UnprovableResult [Line: 61]: 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 62#(or (and (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= 0 ~__return_107~0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= main_~__tmp_1~0 0) (<= 0 main_~__tmp_1~0) (<= 0 main_~main__y~0) (<= 0 |old(~__return_107~0)|)) (and (<= 0 ~__return_107~0) (<= main_~__VERIFIER_assert__cond~0 0) (<= 0 ~__return_main~0) (<= ~__return_main~0 0) (<= ~__return_107~0 0) (<= main_~main____CPAchecker_TMP_0~0 0) (<= main_~main__y~0 1) (<= |old(~__return_107~0)| 0) (<= 0 main_~main____CPAchecker_TMP_0~0) (<= 0 main_~__VERIFIER_assert__cond~0) (<= main_~__tmp_1~0 0) (<= 1 main_~main__y~0) (<= 0 main_~__tmp_1~0) (<= 0 |old(~__return_107~0)|))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...