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_15-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:50:37,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:50:37,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:50:37,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:50:37,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:50:37,709 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:50:37,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:50:37,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:50:37,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:50:37,714 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:50:37,715 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:50:37,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:50:37,716 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:50:37,717 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:50:37,718 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:50:37,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:50:37,720 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:50:37,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:50:37,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:50:37,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:50:37,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:50:37,727 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:50:37,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:50:37,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:50:37,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 15:50:37,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:50:37,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:50:37,735 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:50:37,736 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:50:37,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:50:37,740 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:50:37,741 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:50:37,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:50:37,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:50:37,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:50:37,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:50:37,745 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 15:50:37,767 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:50:37,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:50:37,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:50:37,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:50:37,770 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:50:37,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:50:37,771 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:50:37,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:50:37,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:50:37,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:50:37,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:50:37,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:50:37,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:50:37,773 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:50:37,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:50:37,773 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:50:37,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:50:37,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:50:37,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:50:37,775 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:50:37,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:50:37,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:50:37,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:50:37,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:50:37,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:50:37,777 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:50:37,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:50:37,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:50:37,778 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 15:50:37,816 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:50:37,831 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:50:37,835 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:50:37,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:50:37,839 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:50:37,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_15-1.c [2019-09-05 15:50:37,911 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bec653a5/17ca163cd5894079a092a0b44cf49211/FLAG3d9c0a980 [2019-09-05 15:50:38,334 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:50:38,335 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_15-1.c [2019-09-05 15:50:38,348 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bec653a5/17ca163cd5894079a092a0b44cf49211/FLAG3d9c0a980 [2019-09-05 15:50:38,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2bec653a5/17ca163cd5894079a092a0b44cf49211 [2019-09-05 15:50:38,686 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:50:38,687 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:50:38,689 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:38,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:50:38,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:50:38,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:38" (1/1) ... [2019-09-05 15:50:38,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ff9303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:38, skipping insertion in model container [2019-09-05 15:50:38,696 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:38" (1/1) ... [2019-09-05 15:50:38,703 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:50:38,742 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:50:38,912 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:38,917 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:50:39,042 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:39,055 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:50:39,055 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39 WrapperNode [2019-09-05 15:50:39,056 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:39,056 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:50:39,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:50:39,057 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:50:39,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,072 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,080 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:50:39,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:50:39,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:50:39,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:50:39,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:39" (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 15:50:39,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:50:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:50:39,144 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:50:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:50:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:50:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:50:39,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:50:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:50:39,553 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:50:39,553 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 15:50:39,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:39 BoogieIcfgContainer [2019-09-05 15:50:39,554 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:50:39,555 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:50:39,555 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:50:39,555 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:50:39,557 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:39" (1/1) ... [2019-09-05 15:50:39,557 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 15:50:39,580 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:50:39,580 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:50:39,588 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:50:39,597 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:50:39,598 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:50:39,648 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 15:50:54,860 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:50:54,860 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:50:54,862 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 10443#(and (<= 0 main_~lk12~0) (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= 0 (+ main_~p15~0 2147483648)) (<= 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) (<= 0 main_~lk15~0) (<= 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) (<= main_~p15~0 2147483647) (<= main_~lk15~0 1) (<= 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 15:50:54,873 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:50:54,873 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:50:54,875 INFO L168 Benchmark]: Toolchain (without parser) took 16187.50 ms. Allocated memory was 138.4 MB in the beginning and 672.1 MB in the end (delta: 533.7 MB). Free memory was 86.7 MB in the beginning and 223.4 MB in the end (delta: -136.7 MB). Peak memory consumption was 397.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:50:54,876 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 104.5 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 15:50:54,877 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.21 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 86.3 MB in the beginning and 176.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. [2019-09-05 15:50:54,878 INFO L168 Benchmark]: Boogie Preprocessor took 36.65 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 174.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-09-05 15:50:54,879 INFO L168 Benchmark]: RCFGBuilder took 461.38 ms. Allocated memory is still 199.8 MB. Free memory was 174.9 MB in the beginning and 152.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-05 15:50:54,880 INFO L168 Benchmark]: Sifa took 15318.44 ms. Allocated memory was 199.8 MB in the beginning and 672.1 MB in the end (delta: 472.4 MB). Free memory was 152.4 MB in the beginning and 223.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 401.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:50:54,883 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory is still 104.5 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 367.21 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 86.3 MB in the beginning and 176.7 MB in the end (delta: -90.4 MB). Peak memory consumption was 21.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 36.65 ms. Allocated memory is still 199.8 MB. Free memory was 176.7 MB in the beginning and 174.9 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 461.38 ms. Allocated memory is still 199.8 MB. Free memory was 174.9 MB in the beginning and 152.4 MB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Sifa took 15318.44 ms. Allocated memory was 199.8 MB in the beginning and 672.1 MB in the end (delta: 472.4 MB). Free memory was 152.4 MB in the beginning and 223.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 401.4 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]: 15283, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 9261, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 7206, TOOLS_POST_TIME[ms]: 3236, 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]: 2096, FLUID_QUERY_TIME[ms]: 125, FLUID_QUERIES: 9291, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3217, DOMAIN_JOIN_TIME[ms]: 4140, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 15, DOMAIN_WIDEN_TIME[ms]: 18, DOMAIN_ISSUBSETEQ_APPLICATIONS: 30, DOMAIN_ISSUBSETEQ_TIME[ms]: 97, DOMAIN_ISBOTTOM_APPLICATIONS: 2929, DOMAIN_ISBOTTOM_TIME[ms]: 7001, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8908, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8907, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 30, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 17, 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]: 284, DAG_COMPRESSION_PROCESSED_NODES: 7446, DAG_COMPRESSION_RETAINED_NODES: 5588 - UnprovableResult [Line: 231]: 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 10443#(and (<= 0 main_~lk12~0) (<= main_~p1~0 2147483647) (<= 0 main_~lk4~0) (<= 0 (+ main_~p15~0 2147483648)) (<= 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) (<= 0 main_~lk15~0) (<= 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) (<= main_~p15~0 2147483647) (<= main_~lk15~0 1) (<= 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...