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-var-start-time.3.1.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:49:25,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:49:25,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:49:25,512 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:49:25,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:49:25,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:49:25,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:49:25,517 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:49:25,519 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:49:25,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:49:25,523 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:49:25,524 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:49:25,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:49:25,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:49:25,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:49:25,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:49:25,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:49:25,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:49:25,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:49:25,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:49:25,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:49:25,553 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:49:25,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:49:25,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:49:25,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:49:25,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:49:25,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:49:25,567 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:49:25,568 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:49:25,570 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:49:25,570 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:49:25,571 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:49:25,571 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:49:25,572 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:49:25,572 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:49:25,573 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:49:25,575 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 11:49:25,606 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:49:25,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:49:25,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:49:25,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:49:25,612 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:49:25,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:49:25,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:49:25,613 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:49:25,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:49:25,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:49:25,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:49:25,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:49:25,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:49:25,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:49:25,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:49:25,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:49:25,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:49:25,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:49:25,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:49:25,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:49:25,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:49:25,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:49:25,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:49:25,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:49:25,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:49:25,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:49:25,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:49:25,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:49:25,618 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 11:49:25,691 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:49:25,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:49:25,715 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:49:25,717 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:49:25,717 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:49:25,718 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-09-06 11:49:25,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07078e755/de0b687a5c0a437cb4c417088ea9b150/FLAG90056c6a7 [2019-09-06 11:49:26,366 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:49:26,366 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.3.1.ufo.UNBOUNDED.pals.c [2019-09-06 11:49:26,376 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07078e755/de0b687a5c0a437cb4c417088ea9b150/FLAG90056c6a7 [2019-09-06 11:49:26,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07078e755/de0b687a5c0a437cb4c417088ea9b150 [2019-09-06 11:49:26,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:49:26,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:49:26,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:49:26,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:49:26,713 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:49:26,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:49:26" (1/1) ... [2019-09-06 11:49:26,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a83651d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:26, skipping insertion in model container [2019-09-06 11:49:26,719 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:49:26" (1/1) ... [2019-09-06 11:49:26,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:49:26,764 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:49:27,105 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:49:27,115 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:49:27,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:49:27,192 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:49:27,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27 WrapperNode [2019-09-06 11:49:27,194 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:49:27,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:49:27,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:49:27,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:49:27,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,228 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,238 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:49:27,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:49:27,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:49:27,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:49:27,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:49:27" (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 11:49:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:49:27,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:49:27,309 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:49:27,310 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:49:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:49:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:49:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:49:27,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:49:27,311 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:49:27,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:49:27,989 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:49:27,990 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:49:27,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:49:27 BoogieIcfgContainer [2019-09-06 11:49:27,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:49:27,992 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:49:27,992 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:49:27,992 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:49:27,994 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:49:27" (1/1) ... [2019-09-06 11:49:27,994 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 11:49:28,024 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:49:28,025 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:49:28,036 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:49:28,046 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:49:28,048 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:49:28,172 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 126 for LOIs [2019-09-06 11:49:29,301 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 58 for LOIs [2019-09-06 11:49:29,305 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:49:29,306 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:49:29,317 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 320#(or (and (<= 0 ~mode1~0) (<= 0 (+ ~p3_new~0 1)) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= assert_~arg 0) (<= 0 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= (+ ~p2_new~0 1) 0) (<= 0 ~mode3~0) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p2_new~0 1)) (<= ~id3~0 127) (<= ~mode1~0 1) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128))) (and (<= 1 assert_~arg) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p3_new~0 1)) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= ~mode2~0 1) (<= 1 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= (+ ~p2_new~0 1) 0) (<= 0 ~mode3~0) (<= 0 (+ ~p1_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 (+ ~p2_new~0 1)) (<= ~id3~0 127) (<= ~mode1~0 1) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)))) [2019-09-06 11:49:29,342 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:49:29,343 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:49:29,346 INFO L168 Benchmark]: Toolchain (without parser) took 2638.94 ms. Allocated memory was 132.1 MB in the beginning and 220.7 MB in the end (delta: 88.6 MB). Free memory was 87.0 MB in the beginning and 101.8 MB in the end (delta: -14.9 MB). Peak memory consumption was 73.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:49:29,347 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory is still 106.0 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:49:29,349 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.29 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 87.0 MB in the beginning and 170.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:49:29,350 INFO L168 Benchmark]: Boogie Preprocessor took 54.61 ms. Allocated memory is still 198.2 MB. Free memory was 170.1 MB in the beginning and 168.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:49:29,351 INFO L168 Benchmark]: RCFGBuilder took 742.16 ms. Allocated memory is still 198.2 MB. Free memory was 168.3 MB in the beginning and 134.5 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:49:29,352 INFO L168 Benchmark]: Sifa took 1350.91 ms. Allocated memory was 198.2 MB in the beginning and 220.7 MB in the end (delta: 22.5 MB). Free memory was 134.5 MB in the beginning and 101.8 MB in the end (delta: 32.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:49:29,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 132.1 MB. Free memory is still 106.0 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 484.29 ms. Allocated memory was 132.1 MB in the beginning and 198.2 MB in the end (delta: 66.1 MB). Free memory was 87.0 MB in the beginning and 170.1 MB in the end (delta: -83.1 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 54.61 ms. Allocated memory is still 198.2 MB. Free memory was 170.1 MB in the beginning and 168.3 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 742.16 ms. Allocated memory is still 198.2 MB. Free memory was 168.3 MB in the beginning and 134.5 MB in the end (delta: 33.8 MB). Peak memory consumption was 33.8 MB. Max. memory is 7.1 GB. * Sifa took 1350.91 ms. Allocated memory was 198.2 MB in the beginning and 220.7 MB in the end (delta: 22.5 MB). Free memory was 134.5 MB in the beginning and 101.8 MB in the end (delta: 32.7 MB). Peak memory consumption was 55.2 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]: 1294, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 218, DAG_INTERPRETER_EARLY_EXITS: 3, TOOLS_POST_APPLICATIONS: 199, TOOLS_POST_TIME[ms]: 271, TOOLS_POST_CALL_APPLICATIONS: 18, TOOLS_POST_CALL_TIME[ms]: 173, TOOLS_POST_RETURN_APPLICATIONS: 16, TOOLS_POST_RETURN_TIME[ms]: 70, TOOLS_QUANTIFIERELIM_TIME[ms]: 387, FLUID_QUERY_TIME[ms]: 19, FLUID_QUERIES: 220, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 78, DOMAIN_JOIN_TIME[ms]: 333, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 14, DOMAIN_ISSUBSETEQ_TIME[ms]: 50, DOMAIN_ISBOTTOM_APPLICATIONS: 71, DOMAIN_ISBOTTOM_TIME[ms]: 206, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 447, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 446, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 16, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 859, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 41, DAG_COMPRESSION_PROCESSED_NODES: 365, DAG_COMPRESSION_RETAINED_NODES: 174 - UnprovableResult [Line: 359]: 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 320#(or (and (<= 0 ~mode1~0) (<= 0 (+ ~p3_new~0 1)) (<= |assert_#in~arg| 0) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 assert_~arg) (<= ~mode2~0 1) (<= assert_~arg 0) (<= 0 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= (+ ~p2_new~0 1) 0) (<= 0 ~mode3~0) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p2_new~0 1)) (<= ~id3~0 127) (<= ~mode1~0 1) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128))) (and (<= 1 assert_~arg) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~p3_new~0 1)) (<= 0 ~mode2~0) (<= 0 (+ ~nomsg~0 1)) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= ~mode2~0 1) (<= 1 |assert_#in~arg|) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~id2~0 127) (<= ~mode3~0 1) (<= (+ ~p2_new~0 1) 0) (<= 0 ~mode3~0) (<= 0 (+ ~p1_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 (+ ~p2_new~0 1)) (<= ~id3~0 127) (<= ~mode1~0 1) (<= ~p2~0 0) (<= (+ ~nomsg~0 1) 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id2~0 128)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...