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_14-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:50:31,015 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:50:31,017 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:50:31,030 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:50:31,030 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:50:31,031 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:50:31,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:50:31,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:50:31,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:50:31,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:50:31,038 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:50:31,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:50:31,039 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:50:31,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:50:31,041 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:50:31,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:50:31,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:50:31,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:50:31,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:50:31,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:50:31,048 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:50:31,049 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:50:31,050 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:50:31,051 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:50:31,053 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 15:50:31,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:50:31,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:50:31,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:50:31,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:50:31,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:50:31,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:50:31,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:50:31,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:50:31,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:50:31,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:50:31,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:50:31,063 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 15:50:31,077 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:50:31,077 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:50:31,078 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:50:31,078 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:50:31,079 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:50:31,079 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:50:31,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:50:31,081 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:50:31,081 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:50:31,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:50:31,082 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:50:31,082 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:50:31,083 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:50:31,083 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:50:31,083 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:50:31,083 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:50:31,083 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:50:31,084 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:50:31,084 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:50:31,084 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:50:31,084 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:50:31,085 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:50:31,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:50:31,085 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 15:50:31,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:50:31,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:50:31,165 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:50:31,167 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:50:31,167 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:50:31,169 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_14-2.c [2019-09-05 15:50:31,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05d5d596/4e3454780f144f1387041ae91210c3a6/FLAGdf2add763 [2019-09-05 15:50:31,666 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:50:31,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_14-2.c [2019-09-05 15:50:31,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05d5d596/4e3454780f144f1387041ae91210c3a6/FLAGdf2add763 [2019-09-05 15:50:32,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c05d5d596/4e3454780f144f1387041ae91210c3a6 [2019-09-05 15:50:32,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:50:32,079 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:50:32,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:32,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:50:32,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:50:32,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f255d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32, skipping insertion in model container [2019-09-05 15:50:32,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,096 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:50:32,130 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:50:32,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:32,350 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:50:32,477 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:32,496 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:50:32,497 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32 WrapperNode [2019-09-05 15:50:32,497 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:32,497 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:50:32,497 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:50:32,498 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:50:32,510 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,510 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,517 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,517 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,524 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (1/1) ... [2019-09-05 15:50:32,545 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:50:32,546 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:50:32,546 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:50:32,546 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:50:32,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:32" (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 15:50:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:50:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:50:32,594 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:50:32,594 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:50:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:50:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:50:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:50:32,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:50:33,033 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:50:33,033 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 15:50:33,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:33 BoogieIcfgContainer [2019-09-05 15:50:33,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:50:33,035 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:50:33,035 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:50:33,036 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:50:33,037 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:33" (1/1) ... [2019-09-05 15:50:33,038 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 15:50:33,059 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:50:33,059 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:50:33,068 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:50:33,077 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:50:33,078 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:50:33,127 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 15:51:03,508 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:51:03,508 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:51:03,511 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 23278#(and (<= 0 main_~lk12~0) (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= 0 (+ main_~p13~0 2147483648)) (<= main_~p5~0 2147483647) (<= main_~lk14~0 1) (<= main_~lk12~0 1) (<= main_~lk7~0 1) (<= main_~p3~0 2147483647) (<= 0 main_~lk1~0) (<= main_~cond~0 2147483647) (<= 0 (+ main_~p12~0 2147483648)) (<= 0 main_~lk9~0) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~lk10~0 1) (<= main_~p11~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 (+ main_~cond~0 2147483648)) (<= 0 main_~lk14~0) (<= 0 main_~lk10~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p9~0 2147483648)) (<= main_~lk9~0 1) (<= 0 (+ main_~p10~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= main_~lk11~0 1) (<= main_~p12~0 2147483647) (<= main_~lk2~0 1) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~p14~0 2147483647) (<= main_~p9~0 2147483647) (<= main_~p6~0 2147483647) (<= 0 (+ main_~p14~0 2147483648)) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= main_~p13~0 2147483647) (<= main_~p10~0 2147483647) (<= 0 main_~lk7~0) (<= 0 (+ main_~p1~0 2147483648)) (<= main_~p7~0 2147483647) (<= 0 main_~lk6~0) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk11~0) (<= 0 (+ main_~p3~0 2147483648)) (<= 0 (+ main_~p11~0 2147483648)) (<= 0 main_~lk13~0) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= 0 main_~lk3~0) (<= main_~lk1~0 1) (<= main_~lk13~0 1) (<= main_~lk5~0 1) (<= main_~p4~0 2147483647)) [2019-09-05 15:51:03,522 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:51:03,522 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:51:03,526 INFO L168 Benchmark]: Toolchain (without parser) took 31446.03 ms. Allocated memory was 138.9 MB in the beginning and 954.2 MB in the end (delta: 815.3 MB). Free memory was 86.3 MB in the beginning and 853.4 MB in the end (delta: -767.1 MB). Peak memory consumption was 48.2 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:03,527 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.9 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. [2019-09-05 15:51:03,528 INFO L168 Benchmark]: CACSL2BoogieTranslator took 417.11 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 86.0 MB in the beginning and 177.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:03,529 INFO L168 Benchmark]: Boogie Preprocessor took 47.43 ms. Allocated memory is still 199.8 MB. Free memory was 177.1 MB in the beginning and 175.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:03,530 INFO L168 Benchmark]: RCFGBuilder took 488.84 ms. Allocated memory is still 199.8 MB. Free memory was 175.1 MB in the beginning and 152.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:03,531 INFO L168 Benchmark]: Sifa took 30488.05 ms. Allocated memory was 199.8 MB in the beginning and 954.2 MB in the end (delta: 754.5 MB). Free memory was 152.5 MB in the beginning and 853.4 MB in the end (delta: -700.8 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:03,535 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 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 417.11 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 86.0 MB in the beginning and 177.1 MB in the end (delta: -91.1 MB). Peak memory consumption was 21.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 47.43 ms. Allocated memory is still 199.8 MB. Free memory was 177.1 MB in the beginning and 175.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 488.84 ms. Allocated memory is still 199.8 MB. Free memory was 175.1 MB in the beginning and 152.5 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Sifa took 30488.05 ms. Allocated memory was 199.8 MB in the beginning and 954.2 MB in the end (delta: 754.5 MB). Free memory was 152.5 MB in the beginning and 853.4 MB in the end (delta: -700.8 MB). Peak memory consumption was 53.6 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]: 30452, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 20132, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 15794, TOOLS_POST_TIME[ms]: 6592, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 8, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_TIME[ms]: 4245, FLUID_QUERY_TIME[ms]: 239, FLUID_QUERIES: 20222, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 7434, DOMAIN_JOIN_TIME[ms]: 8653, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 45, DOMAIN_WIDEN_TIME[ms]: 47, DOMAIN_ISSUBSETEQ_APPLICATIONS: 90, DOMAIN_ISSUBSETEQ_TIME[ms]: 224, DOMAIN_ISBOTTOM_APPLICATIONS: 6212, DOMAIN_ISBOTTOM_TIME[ms]: 13709, LOOP_SUMMARIZER_APPLICATIONS: 45, LOOP_SUMMARIZER_CACHE_MISSES: 45, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 25577, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 25576, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 90, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 13, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 10, DAG_COMPRESSION_TIME[ms]: 298, DAG_COMPRESSION_PROCESSED_NODES: 9226, DAG_COMPRESSION_RETAINED_NODES: 5951 - UnprovableResult [Line: 217]: 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 23278#(and (<= 0 main_~lk12~0) (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= main_~lk8~0 1) (<= 0 (+ main_~p13~0 2147483648)) (<= main_~p5~0 2147483647) (<= main_~lk14~0 1) (<= main_~lk12~0 1) (<= main_~lk7~0 1) (<= main_~p3~0 2147483647) (<= 0 main_~lk1~0) (<= main_~cond~0 2147483647) (<= 0 (+ main_~p12~0 2147483648)) (<= 0 main_~lk9~0) (<= 0 (+ main_~p7~0 2147483648)) (<= main_~lk10~0 1) (<= main_~p11~0 2147483647) (<= main_~p8~0 2147483647) (<= 0 (+ main_~cond~0 2147483648)) (<= 0 main_~lk14~0) (<= 0 main_~lk10~0) (<= 0 main_~lk2~0) (<= 0 (+ main_~p9~0 2147483648)) (<= main_~lk9~0 1) (<= 0 (+ main_~p10~0 2147483648)) (<= main_~lk3~0 1) (<= 0 (+ main_~p4~0 2147483648)) (<= main_~lk6~0 1) (<= main_~lk11~0 1) (<= main_~p12~0 2147483647) (<= main_~lk2~0 1) (<= 0 (+ main_~p8~0 2147483648)) (<= main_~p14~0 2147483647) (<= main_~p9~0 2147483647) (<= main_~p6~0 2147483647) (<= 0 (+ main_~p14~0 2147483648)) (<= 0 main_~lk8~0) (<= main_~lk4~0 1) (<= main_~p13~0 2147483647) (<= main_~p10~0 2147483647) (<= 0 main_~lk7~0) (<= 0 (+ main_~p1~0 2147483648)) (<= main_~p7~0 2147483647) (<= 0 main_~lk6~0) (<= main_~p2~0 2147483647) (<= 0 main_~lk5~0) (<= 0 main_~lk11~0) (<= 0 (+ main_~p3~0 2147483648)) (<= 0 (+ main_~p11~0 2147483648)) (<= 0 main_~lk13~0) (<= 0 (+ main_~p2~0 2147483648)) (<= 0 (+ main_~p5~0 2147483648)) (<= 0 (+ main_~p6~0 2147483648)) (<= 0 main_~lk3~0) (<= main_~lk1~0 1) (<= main_~lk13~0 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...