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/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:52:14,868 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:52:14,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:52:14,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:52:14,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:52:14,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:52:14,886 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:52:14,888 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:52:14,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:52:14,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:52:14,891 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:52:14,893 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:52:14,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:52:14,894 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:52:14,895 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:52:14,896 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:52:14,897 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:52:14,898 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:52:14,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:52:14,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:52:14,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:52:14,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:52:14,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:52:14,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:52:14,907 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:52:14,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:52:14,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:52:14,909 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:52:14,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:52:14,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:52:14,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:52:14,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:52:14,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:52:14,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:52:14,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:52:14,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:52:14,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:52:14,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:52:14,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:52:14,916 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:52:14,917 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:52:14,917 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 [2019-09-06 11:52:14,932 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:52:14,933 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:52:14,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:52:14,936 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:52:14,936 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:52:14,936 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:52:14,936 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:52:14,937 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:52:14,937 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:52:14,937 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:52:14,937 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:52:14,937 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:52:14,938 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:52:14,938 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:52:14,938 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:52:14,938 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:52:14,938 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:52:14,939 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:52:14,939 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:52:14,939 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:52:14,940 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:52:14,941 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:52:14,941 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:52:14,942 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:52:14,942 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:52:14,942 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:52:14,942 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:52:14,942 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:52:14,943 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 [2019-09-06 11:52:14,998 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:52:15,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:52:15,013 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:52:15,015 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:52:15,015 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:52:15,016 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-06 11:52:15,079 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa920b600/554e5a21b95648fdaf699e5690dd05b9/FLAG311ea73c8 [2019-09-06 11:52:15,583 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:52:15,584 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_opt-floodmax.3.1.ufo.BOUNDED-6.pals.c [2019-09-06 11:52:15,604 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa920b600/554e5a21b95648fdaf699e5690dd05b9/FLAG311ea73c8 [2019-09-06 11:52:15,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa920b600/554e5a21b95648fdaf699e5690dd05b9 [2019-09-06 11:52:15,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:52:15,877 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:52:15,878 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:15,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:52:15,882 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:52:15,883 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:15" (1/1) ... [2019-09-06 11:52:15,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f32ebbc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:15, skipping insertion in model container [2019-09-06 11:52:15,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:15" (1/1) ... [2019-09-06 11:52:15,894 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:52:15,935 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:52:16,301 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:16,313 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:52:16,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:16,408 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:52:16,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16 WrapperNode [2019-09-06 11:52:16,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:16,410 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:52:16,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:52:16,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:52:16,424 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,424 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,452 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,466 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (1/1) ... [2019-09-06 11:52:16,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:52:16,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:52:16,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:52:16,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:52:16,480 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:16" (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 [2019-09-06 11:52:16,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:52:16,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:52:16,539 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:52:16,539 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:52:16,539 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:52:16,539 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:52:16,540 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:52:16,540 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:52:16,540 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:52:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:52:16,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:52:16,541 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:52:16,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:52:16,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:52:17,419 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:52:17,420 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:52:17,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:17 BoogieIcfgContainer [2019-09-06 11:52:17,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:52:17,422 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:52:17,422 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:52:17,422 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:52:17,423 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:17" (1/1) ... [2019-09-06 11:52:17,424 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 [2019-09-06 11:52:17,455 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:52:17,457 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:52:17,467 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:52:17,480 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:52:17,482 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:52:17,652 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 235 for LOIs [2019-09-06 11:52:20,631 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 130 for LOIs [2019-09-06 11:52:20,638 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:52:20,639 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:52:20,641 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 889#(and (<= 0 ~mode1~0) (<= assert_~arg 1) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0)) [2019-09-06 11:52:20,654 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:52:20,654 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:52:20,657 INFO L168 Benchmark]: Toolchain (without parser) took 4779.10 ms. Allocated memory was 137.4 MB in the beginning and 360.7 MB in the end (delta: 223.3 MB). Free memory was 84.2 MB in the beginning and 187.1 MB in the end (delta: -102.9 MB). Peak memory consumption was 120.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,658 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.20 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.0 MB in the beginning and 167.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,660 INFO L168 Benchmark]: Boogie Preprocessor took 68.43 ms. Allocated memory is still 196.6 MB. Free memory was 167.1 MB in the beginning and 164.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,661 INFO L168 Benchmark]: RCFGBuilder took 942.93 ms. Allocated memory is still 196.6 MB. Free memory was 164.5 MB in the beginning and 110.9 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,662 INFO L168 Benchmark]: Sifa took 3232.39 ms. Allocated memory was 196.6 MB in the beginning and 360.7 MB in the end (delta: 164.1 MB). Free memory was 110.9 MB in the beginning and 187.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:20,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 103.3 MB in the beginning and 103.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 531.20 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.0 MB in the beginning and 167.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 20.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.43 ms. Allocated memory is still 196.6 MB. Free memory was 167.1 MB in the beginning and 164.5 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 942.93 ms. Allocated memory is still 196.6 MB. Free memory was 164.5 MB in the beginning and 110.9 MB in the end (delta: 53.6 MB). Peak memory consumption was 53.6 MB. Max. memory is 7.1 GB. * Sifa took 3232.39 ms. Allocated memory was 196.6 MB in the beginning and 360.7 MB in the end (delta: 164.1 MB). Free memory was 110.9 MB in the beginning and 187.1 MB in the end (delta: -76.2 MB). Peak memory consumption was 87.9 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]: 3186, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 590, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 560, TOOLS_POST_TIME[ms]: 483, TOOLS_POST_CALL_APPLICATIONS: 18, TOOLS_POST_CALL_TIME[ms]: 195, TOOLS_POST_RETURN_APPLICATIONS: 16, TOOLS_POST_RETURN_TIME[ms]: 106, TOOLS_QUANTIFIERELIM_TIME[ms]: 529, FLUID_QUERY_TIME[ms]: 48, FLUID_QUERIES: 592, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 288, DOMAIN_JOIN_TIME[ms]: 1112, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 15, DOMAIN_ISSUBSETEQ_TIME[ms]: 75, DOMAIN_ISBOTTOM_APPLICATIONS: 272, DOMAIN_ISBOTTOM_TIME[ms]: 928, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1675, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1674, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 16, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2669, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 66, DAG_COMPRESSION_PROCESSED_NODES: 1075, DAG_COMPRESSION_RETAINED_NODES: 442 - UnprovableResult [Line: 619]: 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 889#(and (<= 0 ~mode1~0) (<= assert_~arg 1) (<= ~p32~0 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= (+ ~p12_new~0 1) 0) (<= 0 (+ ~id3~0 128)) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= ~p12~0 0) (<= (+ ~p31_new~0 1) 0) (<= (+ ~p32_new~0 1) 0) (<= (+ ~p13_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 (+ ~p12_new~0 1)) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= ~p31~0 0) (<= 0 ~mode3~0) (<= |assert_#in~arg| 1) (<= 0 ~p21~0) (<= (+ ~p21_new~0 1) 0) (<= ~p23~0 0) (<= 0 (+ ~p21_new~0 1)) (<= ~id3~0 127) (<= 0 (+ ~p23_new~0 1)) (<= 0 (+ ~p13_new~0 1)) (<= 0 ~p12~0) (<= 0 (+ ~p31_new~0 1)) (<= ~mode1~0 1) (<= (+ ~nomsg~0 1) 0) (<= 0 ~p13~0) (<= 0 ~p31~0) (<= 0 ~p23~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~p13~0 0) (<= (+ ~p23_new~0 1) 0) (<= 0 ~p32~0) (<= 0 (+ ~p32_new~0 1)) (<= ~p21~0 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...