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_15-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:50:57,125 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:50:57,127 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:50:57,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:50:57,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:50:57,139 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:50:57,141 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:50:57,142 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:50:57,144 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:50:57,145 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:50:57,146 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:50:57,147 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:50:57,147 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:50:57,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:50:57,149 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:50:57,150 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:50:57,151 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:50:57,152 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:50:57,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:50:57,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:50:57,156 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:50:57,157 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:50:57,158 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:50:57,159 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:50:57,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-05 15:50:57,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:50:57,164 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:50:57,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:50:57,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:50:57,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:50:57,167 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:50:57,167 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:50:57,168 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:50:57,168 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:50:57,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:50:57,169 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:50:57,170 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 15:50:57,184 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:50:57,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:50:57,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:50:57,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:50:57,185 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:50:57,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:50:57,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:50:57,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:50:57,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:50:57,187 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:50:57,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:50:57,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:50:57,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:50:57,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:50:57,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:50:57,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:50:57,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:50:57,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:50:57,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:50:57,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:50:57,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:50:57,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:50:57,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:50:57,190 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 15:50:57,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:50:57,230 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:50:57,233 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:50:57,235 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:50:57,235 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:50:57,236 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/locks/test_locks_15-2.c [2019-09-05 15:50:57,317 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b19a4e8/8987ce433ec84830aead93f4a7b2082c/FLAG2a8cc4c47 [2019-09-05 15:50:57,773 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:50:57,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/locks/test_locks_15-2.c [2019-09-05 15:50:57,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b19a4e8/8987ce433ec84830aead93f4a7b2082c/FLAG2a8cc4c47 [2019-09-05 15:50:58,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2b19a4e8/8987ce433ec84830aead93f4a7b2082c [2019-09-05 15:50:58,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:50:58,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:50:58,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:58,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:50:58,182 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:50:58,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b3ba2bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58, skipping insertion in model container [2019-09-05 15:50:58,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,192 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:50:58,220 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:50:58,453 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:58,457 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:50:58,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:50:58,593 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:50:58,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58 WrapperNode [2019-09-05 15:50:58,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:50:58,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:50:58,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:50:58,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:50:58,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,612 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,625 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... [2019-09-05 15:50:58,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:50:58,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:50:58,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:50:58,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:50:58,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:50:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:50:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:50:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:50:58,689 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:50:58,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:50:58,690 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:50:58,690 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:50:58,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:50:58,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:50:59,114 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:50:59,115 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 15:50:59,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:59 BoogieIcfgContainer [2019-09-05 15:50:59,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:50:59,118 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:50:59,118 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:50:59,118 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:50:59,119 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:50:59" (1/1) ... [2019-09-05 15:50:59,120 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 15:50:59,140 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:50:59,140 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:50:59,147 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:50:59,156 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:50:59,158 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:50:59,200 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-05 15:51:14,468 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:51:14,469 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:51:14,471 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 9977#(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 15:51:14,482 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:51:14,482 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:51:14,485 INFO L168 Benchmark]: Toolchain (without parser) took 16306.75 ms. Allocated memory was 131.6 MB in the beginning and 801.1 MB in the end (delta: 669.5 MB). Free memory was 87.4 MB in the beginning and 644.6 MB in the end (delta: -557.2 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,486 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,487 INFO L168 Benchmark]: CACSL2BoogieTranslator took 416.03 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 87.2 MB in the beginning and 174.6 MB in the end (delta: -87.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,488 INFO L168 Benchmark]: Boogie Preprocessor took 43.76 ms. Allocated memory is still 198.7 MB. Free memory was 174.6 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,488 INFO L168 Benchmark]: RCFGBuilder took 479.14 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 149.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,489 INFO L168 Benchmark]: Sifa took 15364.25 ms. Allocated memory was 198.7 MB in the beginning and 801.1 MB in the end (delta: 602.4 MB). Free memory was 149.7 MB in the beginning and 644.6 MB in the end (delta: -494.9 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. [2019-09-05 15:51:14,494 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 416.03 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 87.2 MB in the beginning and 174.6 MB in the end (delta: -87.4 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 43.76 ms. Allocated memory is still 198.7 MB. Free memory was 174.6 MB in the beginning and 172.7 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 479.14 ms. Allocated memory is still 198.7 MB. Free memory was 172.7 MB in the beginning and 149.7 MB in the end (delta: 23.0 MB). Peak memory consumption was 23.0 MB. Max. memory is 7.1 GB. * Sifa took 15364.25 ms. Allocated memory was 198.7 MB in the beginning and 801.1 MB in the end (delta: 602.4 MB). Free memory was 149.7 MB in the beginning and 644.6 MB in the end (delta: -494.9 MB). Peak memory consumption was 107.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 15331, ICFG_INTERPRETER_ENTERED_PROCEDURES: 2, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 8763, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 6619, TOOLS_POST_TIME[ms]: 3137, TOOLS_POST_CALL_APPLICATIONS: 2, TOOLS_POST_CALL_TIME[ms]: 7, TOOLS_POST_RETURN_APPLICATIONS: 1, TOOLS_POST_RETURN_TIME[ms]: 0, TOOLS_QUANTIFIERELIM_TIME[ms]: 2038, FLUID_QUERY_TIME[ms]: 120, FLUID_QUERIES: 8778, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 3353, DOMAIN_JOIN_TIME[ms]: 4353, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 47, DOMAIN_ISBOTTOM_APPLICATIONS: 2899, DOMAIN_ISBOTTOM_TIME[ms]: 6945, LOOP_SUMMARIZER_APPLICATIONS: 15, LOOP_SUMMARIZER_CACHE_MISSES: 15, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 6204, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 6202, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 15, CALL_SUMMARIZER_APPLICATIONS: 1, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 4, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 11, DAG_COMPRESSION_TIME[ms]: 351, DAG_COMPRESSION_PROCESSED_NODES: 10406, DAG_COMPRESSION_RETAINED_NODES: 7516 - 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 9977#(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...