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_lcr.6.ufo.BOUNDED-12.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:51:41,723 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:51:41,726 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:51:41,744 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:51:41,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:51:41,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:51:41,749 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:51:41,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:51:41,764 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:51:41,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:51:41,770 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:51:41,772 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:51:41,772 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:51:41,774 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:51:41,777 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:51:41,778 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:51:41,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:51:41,782 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:51:41,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:51:41,789 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:51:41,792 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:51:41,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:51:41,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:51:41,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:51:41,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:51:41,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:51:41,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:51:41,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:51:41,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:51:41,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:51:41,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:51:41,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:51:41,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:51:41,813 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:51:41,814 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:51:41,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:51:41,817 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 11:51:41,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:51:41,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:51:41,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:51:41,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:51:41,854 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:51:41,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:51:41,854 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:51:41,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:51:41,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:51:41,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:51:41,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:51:41,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:51:41,858 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:51:41,858 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:51:41,859 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:51:41,859 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:51:41,859 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:51:41,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:51:41,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:51:41,860 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:51:41,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:51:41,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:51:41,861 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:51:41,861 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:51:41,862 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:51:41,862 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:51:41,862 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:51:41,862 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:51:41,862 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 11:51:41,922 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:51:41,935 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:51:41,939 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:51:41,941 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:51:41,941 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:51:41,942 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.ufo.BOUNDED-12.pals.c [2019-09-06 11:51:42,020 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/497f0fe13/d74c2256dbce493896de01186ced6228/FLAGa201e0744 [2019-09-06 11:51:42,533 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:51:42,534 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.6.ufo.BOUNDED-12.pals.c [2019-09-06 11:51:42,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/497f0fe13/d74c2256dbce493896de01186ced6228/FLAGa201e0744 [2019-09-06 11:51:42,866 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/497f0fe13/d74c2256dbce493896de01186ced6228 [2019-09-06 11:51:42,877 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:51:42,879 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:51:42,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:51:42,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:51:42,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:51:42,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:51:42" (1/1) ... [2019-09-06 11:51:42,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61fa6ba3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:42, skipping insertion in model container [2019-09-06 11:51:42,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:51:42" (1/1) ... [2019-09-06 11:51:42,895 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:51:42,946 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:51:43,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:51:43,305 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:51:43,383 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:51:43,408 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:51:43,409 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43 WrapperNode [2019-09-06 11:51:43,409 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:51:43,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:51:43,410 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:51:43,410 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:51:43,419 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,443 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,459 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,464 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (1/1) ... [2019-09-06 11:51:43,470 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:51:43,471 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:51:43,471 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:51:43,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:51:43,472 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:51:43" (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 11:51:43,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:51:43,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:51:43,524 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:51:43,524 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:51:43,525 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:51:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:51:43,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:51:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:51:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:51:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:51:43,529 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:51:43,530 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:51:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 11:51:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 11:51:43,531 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:51:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:51:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:51:43,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:51:43,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:51:44,323 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:51:44,324 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:51:44,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:51:44 BoogieIcfgContainer [2019-09-06 11:51:44,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:51:44,326 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:51:44,326 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:51:44,326 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:51:44,328 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:51:44" (1/1) ... [2019-09-06 11:51:44,328 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 11:51:44,351 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:51:44,351 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:51:44,362 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:51:44,370 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:51:44,371 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:51:44,496 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 210 for LOIs [2019-09-06 11:51:45,945 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 85 for LOIs [2019-09-06 11:51:45,948 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:51:45,948 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:51:45,950 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 434#(or (and (<= 1 assert_~arg) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= 0 (+ ~p3_new~0 1)) (<= 0 ~p5~0) (<= ~id6~0 127) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 1 |assert_#in~arg|) (<= 0 (+ ~p5_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= (+ ~p5_new~0 1) 0) (<= ~p5~0 0) (<= 0 (+ ~id4~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~id4~0 127)) (and (<= 0 (+ ~id5~0 128)) (<= 0 (+ ~p3_new~0 1)) (<= |assert_#in~arg| 0) (<= 0 ~p5~0) (<= ~id6~0 127) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 assert_~arg) (<= 0 (+ ~p5_new~0 1)) (<= assert_~arg 0) (<= (+ ~p6_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= (+ ~p5_new~0 1) 0) (<= ~p5~0 0) (<= 0 (+ ~id4~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~id4~0 127))) [2019-09-06 11:51:45,965 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:51:45,965 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:51:45,968 INFO L168 Benchmark]: Toolchain (without parser) took 3088.21 ms. Allocated memory was 138.9 MB in the beginning and 265.8 MB in the end (delta: 126.9 MB). Free memory was 85.8 MB in the beginning and 114.1 MB in the end (delta: -28.2 MB). Peak memory consumption was 98.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,969 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,970 INFO L168 Benchmark]: CACSL2BoogieTranslator took 529.60 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 170.1 MB in the end (delta: -84.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,971 INFO L168 Benchmark]: Boogie Preprocessor took 61.16 ms. Allocated memory is still 198.7 MB. Free memory was 170.1 MB in the beginning and 167.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,972 INFO L168 Benchmark]: RCFGBuilder took 854.62 ms. Allocated memory is still 198.7 MB. Free memory was 167.5 MB in the beginning and 119.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,973 INFO L168 Benchmark]: Sifa took 1639.36 ms. Allocated memory was 198.7 MB in the beginning and 265.8 MB in the end (delta: 67.1 MB). Free memory was 119.6 MB in the beginning and 114.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 72.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:51:45,977 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 138.9 MB. Free memory was 104.9 MB in the beginning and 104.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 529.60 ms. Allocated memory was 138.9 MB in the beginning and 198.7 MB in the end (delta: 59.8 MB). Free memory was 85.6 MB in the beginning and 170.1 MB in the end (delta: -84.4 MB). Peak memory consumption was 20.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 61.16 ms. Allocated memory is still 198.7 MB. Free memory was 170.1 MB in the beginning and 167.5 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 854.62 ms. Allocated memory is still 198.7 MB. Free memory was 167.5 MB in the beginning and 119.6 MB in the end (delta: 47.9 MB). Peak memory consumption was 47.9 MB. Max. memory is 7.1 GB. * Sifa took 1639.36 ms. Allocated memory was 198.7 MB in the beginning and 265.8 MB in the end (delta: 67.1 MB). Free memory was 119.6 MB in the beginning and 114.1 MB in the end (delta: 5.5 MB). Peak memory consumption was 72.6 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]: 1600, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 292, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 263, TOOLS_POST_TIME[ms]: 306, TOOLS_POST_CALL_APPLICATIONS: 27, TOOLS_POST_CALL_TIME[ms]: 245, TOOLS_POST_RETURN_APPLICATIONS: 25, TOOLS_POST_RETURN_TIME[ms]: 74, TOOLS_QUANTIFIERELIM_TIME[ms]: 460, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 294, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 107, DOMAIN_JOIN_TIME[ms]: 448, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 23, DOMAIN_ISSUBSETEQ_TIME[ms]: 58, DOMAIN_ISBOTTOM_APPLICATIONS: 100, DOMAIN_ISBOTTOM_TIME[ms]: 286, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 691, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 690, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 25, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1129, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 511, DAG_COMPRESSION_RETAINED_NODES: 245 - UnprovableResult [Line: 546]: 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 434#(or (and (<= 1 assert_~arg) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= 0 (+ ~p3_new~0 1)) (<= 0 ~p5~0) (<= ~id6~0 127) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 1 |assert_#in~arg|) (<= 0 (+ ~p5_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= (+ ~p5_new~0 1) 0) (<= ~p5~0 0) (<= 0 (+ ~id4~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~id4~0 127)) (and (<= 0 (+ ~id5~0 128)) (<= 0 (+ ~p3_new~0 1)) (<= |assert_#in~arg| 0) (<= 0 ~p5~0) (<= ~id6~0 127) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 assert_~arg) (<= 0 (+ ~p5_new~0 1)) (<= assert_~arg 0) (<= (+ ~p6_new~0 1) 0) (<= 0 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= (+ ~p5_new~0 1) 0) (<= ~p5~0 0) (<= 0 (+ ~id4~0 128)) (<= 0 (+ ~id2~0 128)) (<= ~id4~0 127))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...