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.8_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:52:11,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:52:11,552 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:52:11,565 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:52:11,565 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:52:11,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:52:11,568 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:52:11,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:52:11,571 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:52:11,572 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:52:11,573 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:52:11,574 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:52:11,575 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:52:11,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:52:11,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:52:11,578 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:52:11,579 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:52:11,580 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:52:11,581 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:52:11,583 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:52:11,585 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:52:11,586 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:52:11,587 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:52:11,588 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:52:11,590 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:52:11,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:52:11,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:52:11,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:52:11,600 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 11:52:11,615 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:52:11,615 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:52:11,616 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:52:11,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:52:11,617 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:52:11,617 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:52:11,617 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:52:11,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:52:11,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:52:11,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:52:11,619 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:52:11,619 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:52:11,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:52:11,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:52:11,619 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:52:11,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:52:11,620 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:52:11,620 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:52:11,620 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:52:11,621 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:52:11,621 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:52:11,621 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:52:11,621 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:52:11,621 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 11:52:11,652 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:52:11,665 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:52:11,671 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:52:11,673 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:52:11,673 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:52:11,674 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:52:11,757 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5010be5ec/8686ef624ae047cea342e7f9441b13d1/FLAG73133e6ef [2019-09-06 11:52:12,308 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:52:12,310 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:52:12,332 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5010be5ec/8686ef624ae047cea342e7f9441b13d1/FLAG73133e6ef [2019-09-06 11:52:12,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5010be5ec/8686ef624ae047cea342e7f9441b13d1 [2019-09-06 11:52:12,716 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:52:12,718 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:52:12,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:12,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:52:12,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:52:12,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:12" (1/1) ... [2019-09-06 11:52:12,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b95c33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:12, skipping insertion in model container [2019-09-06 11:52:12,727 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:12" (1/1) ... [2019-09-06 11:52:12,735 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:52:12,782 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:52:13,259 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:13,274 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:52:13,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:13,369 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:52:13,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13 WrapperNode [2019-09-06 11:52:13,369 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:13,370 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:52:13,370 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:52:13,370 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:52:13,385 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,397 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,436 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (1/1) ... [2019-09-06 11:52:13,442 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:52:13,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:52:13,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:52:13,449 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:52:13,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:13" (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 11:52:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:52:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-06 11:52:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-09-06 11:52:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-09-06 11:52:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure node8 [2019-09-06 11:52:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:52:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:52:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:52:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:52:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:52:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:52:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:52:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:52:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:52:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:52:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:52:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 11:52:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure node8 [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:52:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:52:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:52:14,376 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:52:14,376 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:52:14,378 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:14 BoogieIcfgContainer [2019-09-06 11:52:14,378 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:52:14,379 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:52:14,379 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:52:14,379 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:52:14,381 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:14" (1/1) ... [2019-09-06 11:52:14,382 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 11:52:14,407 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:52:14,408 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:52:14,418 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:52:14,429 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:52:14,431 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:52:14,646 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 276 for LOIs [2019-09-06 11:52:16,964 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 109 for LOIs [2019-09-06 11:52:16,969 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:52:16,969 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:52:16,974 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 576#(or (and (<= (+ ~p7_new~0 1) 0) (<= 1 assert_~arg) (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= 1 |assert_#in~arg|) (<= 0 (+ ~p8_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~p7~0 0) (<= ~id1~0 127) (<= 0 ~p7~0) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= (+ ~p8_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 (+ ~p5_new~0 1)) (<= ~p8~0 0) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= ~id8~0 127) (<= |assert_#in~arg| 1) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= 0 ~p8~0) (<= 0 (+ ~id8~0 128)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= (+ ~p5_new~0 1) 0)) (and (<= (+ ~p7_new~0 1) 0) (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= 0 (+ ~p8_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~p7~0 0) (<= ~id1~0 127) (<= 0 ~p7~0) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= (+ ~p8_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= |assert_#in~arg| 0) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= 0 assert_~arg) (<= (+ ~p3_new~0 1) 0) (<= assert_~arg 0) (<= 0 (+ ~p5_new~0 1)) (<= ~p8~0 0) (<= 0 |assert_#in~arg|) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= ~id8~0 127) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= 0 ~p8~0) (<= 0 (+ ~id8~0 128)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= (+ ~p5_new~0 1) 0))) [2019-09-06 11:52:16,993 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:52:16,993 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:52:16,997 INFO L168 Benchmark]: Toolchain (without parser) took 4277.17 ms. Allocated memory was 131.1 MB in the beginning and 321.4 MB in the end (delta: 190.3 MB). Free memory was 85.2 MB in the beginning and 258.4 MB in the end (delta: -173.2 MB). Peak memory consumption was 17.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:16,998 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:52:16,999 INFO L168 Benchmark]: CACSL2BoogieTranslator took 651.13 ms. Allocated memory was 131.1 MB in the beginning and 201.9 MB in the end (delta: 70.8 MB). Free memory was 85.0 MB in the beginning and 169.6 MB in the end (delta: -84.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:17,001 INFO L168 Benchmark]: Boogie Preprocessor took 72.57 ms. Allocated memory is still 201.9 MB. Free memory was 169.6 MB in the beginning and 166.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:17,002 INFO L168 Benchmark]: RCFGBuilder took 932.45 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 105.1 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:17,003 INFO L168 Benchmark]: Sifa took 2614.33 ms. Allocated memory was 201.9 MB in the beginning and 321.4 MB in the end (delta: 119.5 MB). Free memory was 105.1 MB in the beginning and 258.4 MB in the end (delta: -153.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:52:17,016 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 131.1 MB. Free memory was 105.2 MB in the beginning and 105.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 651.13 ms. Allocated memory was 131.1 MB in the beginning and 201.9 MB in the end (delta: 70.8 MB). Free memory was 85.0 MB in the beginning and 169.6 MB in the end (delta: -84.6 MB). Peak memory consumption was 25.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.57 ms. Allocated memory is still 201.9 MB. Free memory was 169.6 MB in the beginning and 166.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 932.45 ms. Allocated memory is still 201.9 MB. Free memory was 166.5 MB in the beginning and 105.1 MB in the end (delta: 61.4 MB). Peak memory consumption was 61.4 MB. Max. memory is 7.1 GB. * Sifa took 2614.33 ms. Allocated memory was 201.9 MB in the beginning and 321.4 MB in the end (delta: 119.5 MB). Free memory was 105.1 MB in the beginning and 258.4 MB in the end (delta: -153.3 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2567, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 386, DAG_INTERPRETER_EARLY_EXITS: 9, TOOLS_POST_APPLICATIONS: 352, TOOLS_POST_TIME[ms]: 496, TOOLS_POST_CALL_APPLICATIONS: 33, TOOLS_POST_CALL_TIME[ms]: 412, TOOLS_POST_RETURN_APPLICATIONS: 31, TOOLS_POST_RETURN_TIME[ms]: 125, TOOLS_QUANTIFIERELIM_TIME[ms]: 767, FLUID_QUERY_TIME[ms]: 36, FLUID_QUERIES: 388, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 146, DOMAIN_JOIN_TIME[ms]: 661, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 6, DOMAIN_ISSUBSETEQ_APPLICATIONS: 29, DOMAIN_ISSUBSETEQ_TIME[ms]: 114, DOMAIN_ISBOTTOM_APPLICATIONS: 141, DOMAIN_ISBOTTOM_TIME[ms]: 476, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 877, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 875, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 31, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1793, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 14, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 63, DAG_COMPRESSION_PROCESSED_NODES: 753, DAG_COMPRESSION_RETAINED_NODES: 319 - UnprovableResult [Line: 714]: 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 576#(or (and (<= (+ ~p7_new~0 1) 0) (<= 1 assert_~arg) (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= 1 |assert_#in~arg|) (<= 0 (+ ~p8_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~p7~0 0) (<= ~id1~0 127) (<= 0 ~p7~0) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= (+ ~p8_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= (+ ~p3_new~0 1) 0) (<= 0 (+ ~p5_new~0 1)) (<= ~p8~0 0) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= ~id8~0 127) (<= |assert_#in~arg| 1) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= 0 ~p8~0) (<= 0 (+ ~id8~0 128)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= (+ ~p5_new~0 1) 0)) (and (<= (+ ~p7_new~0 1) 0) (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= 0 (+ ~p8_new~0 1)) (<= (+ ~p6_new~0 1) 0) (<= 0 ~p2~0) (<= ~p7~0 0) (<= ~id1~0 127) (<= 0 ~p7~0) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= (+ ~p8_new~0 1) 0) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= |assert_#in~arg| 0) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= 0 assert_~arg) (<= (+ ~p3_new~0 1) 0) (<= assert_~arg 0) (<= 0 (+ ~p5_new~0 1)) (<= ~p8~0 0) (<= 0 |assert_#in~arg|) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= ~id8~0 127) (<= 0 (+ ~p4_new~0 1)) (<= ~id3~0 127) (<= (+ ~p4_new~0 1) 0) (<= ~p4~0 0) (<= 0 (+ ~p6_new~0 1)) (<= 0 ~p8~0) (<= 0 (+ ~id8~0 128)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= (+ ~p5_new~0 1) 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...