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/locks/test_locks_8.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:51:12,356 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:51:12,358 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:51:12,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:51:12,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:51:12,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:51:12,377 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:51:12,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:51:12,380 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:51:12,381 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:51:12,382 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:51:12,383 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:51:12,383 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:51:12,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:51:12,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:51:12,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:51:12,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:51:12,388 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:51:12,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:51:12,391 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:51:12,393 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:51:12,394 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:51:12,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:51:12,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:51:12,404 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 15:51:12,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 15:51:12,405 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 15:51:12,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 15:51:12,408 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 15:51:12,410 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 15:51:12,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:51:12,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:51:12,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:51:12,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:51:12,415 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:51:12,416 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:51:12,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:51:12,420 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:51:12,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:51:12,421 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:51:12,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:51:12,424 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 [2019-09-05 15:51:12,438 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:51:12,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:51:12,440 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:51:12,440 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:51:12,440 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:51:12,441 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:51:12,441 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:51:12,441 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:51:12,441 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:51:12,441 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:51:12,442 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:51:12,443 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:51:12,443 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:51:12,443 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:51:12,443 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:51:12,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:51:12,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:51:12,444 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:51:12,444 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:51:12,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:51:12,445 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:51:12,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:51:12,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:51:12,445 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 [2019-09-05 15:51:12,480 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:51:12,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:51:12,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:51:12,503 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:51:12,503 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:51:12,504 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_8.c [2019-09-05 15:51:12,575 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ce610bc/1c73f6ecfbac41db9aac8f3253fc3ffa/FLAG4658f0659 [2019-09-05 15:51:13,023 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:51:13,024 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_8.c [2019-09-05 15:51:13,032 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ce610bc/1c73f6ecfbac41db9aac8f3253fc3ffa/FLAG4658f0659 [2019-09-05 15:51:13,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f1ce610bc/1c73f6ecfbac41db9aac8f3253fc3ffa [2019-09-05 15:51:13,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:51:13,435 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:51:13,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:51:13,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:51:13,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:51:13,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35f89b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13, skipping insertion in model container [2019-09-05 15:51:13,444 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,451 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:51:13,475 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:51:13,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:51:13,735 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:51:13,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:51:13,903 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:51:13,903 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13 WrapperNode [2019-09-05 15:51:13,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:51:13,904 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:51:13,904 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:51:13,904 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:51:13,920 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,920 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (1/1) ... [2019-09-05 15:51:13,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:51:13,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:51:13,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:51:13,959 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:51:13,962 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:51:13" (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 [2019-09-05 15:51:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:51:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:51:14,013 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:51:14,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:51:14,013 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:51:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:51:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:51:14,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:51:14,335 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:51:14,336 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 15:51:14,337 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:51:14 BoogieIcfgContainer [2019-09-05 15:51:14,337 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:51:14,338 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:51:14,338 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:51:14,338 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:51:14,339 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:51:14" (1/1) ... [2019-09-05 15:51:14,340 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 [2019-09-05 15:51:14,370 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:51:14,370 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:51:14,381 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:51:14,394 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:51:14,396 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:51:14,483 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 15:52:24,511 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:52:24,512 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:52:24,514 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 79381#(or (and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= 0 main_~lk3~0) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)) (and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= main_~lk2~0 1) (<= 0 main_~lk3~0) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647))) [2019-09-05 15:52:24,527 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:52:24,527 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:52:24,530 INFO L168 Benchmark]: Toolchain (without parser) took 71093.59 ms. Allocated memory was 138.9 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 89.7 MB in the beginning and 677.0 MB in the end (delta: -587.3 MB). Peak memory consumption was 614.9 MB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,531 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,532 INFO L168 Benchmark]: CACSL2BoogieTranslator took 467.52 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 89.5 MB in the beginning and 176.7 MB in the end (delta: -87.2 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,533 INFO L168 Benchmark]: Boogie Preprocessor took 54.45 ms. Allocated memory is still 198.2 MB. Free memory was 176.7 MB in the beginning and 174.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,534 INFO L168 Benchmark]: RCFGBuilder took 378.58 ms. Allocated memory is still 198.2 MB. Free memory was 174.5 MB in the beginning and 157.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,535 INFO L168 Benchmark]: Sifa took 70189.49 ms. Allocated memory was 198.2 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 157.4 MB in the beginning and 677.0 MB in the end (delta: -519.6 MB). Peak memory consumption was 623.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:52:24,539 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.9 MB. Free memory was 107.5 MB in the beginning and 107.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 467.52 ms. Allocated memory was 138.9 MB in the beginning and 198.2 MB in the end (delta: 59.2 MB). Free memory was 89.5 MB in the beginning and 176.7 MB in the end (delta: -87.2 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.45 ms. Allocated memory is still 198.2 MB. Free memory was 176.7 MB in the beginning and 174.5 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 378.58 ms. Allocated memory is still 198.2 MB. Free memory was 174.5 MB in the beginning and 157.4 MB in the end (delta: 17.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. * Sifa took 70189.49 ms. Allocated memory was 198.2 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 157.4 MB in the beginning and 677.0 MB in the end (delta: -519.6 MB). Peak memory consumption was 623.3 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]: 70145, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 69322, DAG_INTERPRETER_EARLY_EXITS: 628, TOOLS_POST_APPLICATIONS: 54141, TOOLS_POST_TIME[ms]: 14309, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 16, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_TIME[ms]: 8942, FLUID_QUERY_TIME[ms]: 545, FLUID_QUERIES: 70206, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 24971, DOMAIN_JOIN_TIME[ms]: 16235, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 264, DOMAIN_WIDEN_TIME[ms]: 161, DOMAIN_ISSUBSETEQ_APPLICATIONS: 884, DOMAIN_ISSUBSETEQ_TIME[ms]: 1403, DOMAIN_ISBOTTOM_APPLICATIONS: 24493, DOMAIN_ISBOTTOM_TIME[ms]: 35110, LOOP_SUMMARIZER_APPLICATIONS: 620, LOOP_SUMMARIZER_CACHE_MISSES: 620, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 59168, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 59162, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 884, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 24, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 17, DAG_COMPRESSION_TIME[ms]: 449, DAG_COMPRESSION_PROCESSED_NODES: 25660, DAG_COMPRESSION_RETAINED_NODES: 17226 - UnprovableResult [Line: 133]: 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 79381#(or (and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= 0 main_~lk3~0) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)) (and (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= main_~p5~0 2147483647) (<= main_~lk7~0 1) (<= main_~p6~0 2147483647) (<= main_~p3~0 2147483647) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= 0 main_~lk7~0) (<= main_~cond~0 2147483647) (<= 0 main_~lk1~0) (<= 0 (+ main_~p1~0 2147483648)) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~p7~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 main_~lk6~0) (<= 0 (+ main_~cond~0 2147483648)) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p3~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= main_~lk2~0 1) (<= 0 main_~lk3~0) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~lk1~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...