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.7_overflow.ufo.UNBOUNDED.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:51:59,846 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:51:59,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:51:59,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:51:59,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:51:59,863 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:51:59,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:51:59,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:51:59,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:51:59,869 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:51:59,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:51:59,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:51:59,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:51:59,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:51:59,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:51:59,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:51:59,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:51:59,876 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:51:59,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:51:59,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:51:59,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:51:59,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:51:59,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:51:59,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:51:59,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-06 11:51:59,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:51:59,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:51:59,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:51:59,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:51:59,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:51:59,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:51:59,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:51:59,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:51:59,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:51:59,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:51:59,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:51:59,899 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 11:51:59,915 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:51:59,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:51:59,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:51:59,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:51:59,917 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:51:59,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:51:59,917 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:51:59,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:51:59,918 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:51:59,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:51:59,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:51:59,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:51:59,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:51:59,919 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:51:59,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:51:59,919 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:51:59,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:51:59,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:51:59,920 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:51:59,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:51:59,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:51:59,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:51:59,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:51:59,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:51:59,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:51:59,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:51:59,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:51:59,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:51:59,922 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 11:51:59,955 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:51:59,968 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:51:59,972 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:51:59,973 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:51:59,974 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:51:59,975 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:52:00,039 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9430b6dc/2fa57c585bf44685b9ba391e6da0ee05/FLAG259094a43 [2019-09-06 11:52:00,550 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:52:00,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr.7_overflow.ufo.UNBOUNDED.pals.c [2019-09-06 11:52:00,564 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9430b6dc/2fa57c585bf44685b9ba391e6da0ee05/FLAG259094a43 [2019-09-06 11:52:00,853 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f9430b6dc/2fa57c585bf44685b9ba391e6da0ee05 [2019-09-06 11:52:00,864 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:52:00,866 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:52:00,867 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:00,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:52:00,873 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:52:00,874 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:00" (1/1) ... [2019-09-06 11:52:00,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@386a8cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:00, skipping insertion in model container [2019-09-06 11:52:00,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:52:00" (1/1) ... [2019-09-06 11:52:00,886 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:52:00,949 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:52:01,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:01,329 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:52:01,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:52:01,435 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:52:01,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01 WrapperNode [2019-09-06 11:52:01,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:52:01,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:52:01,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:52:01,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:52:01,449 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,460 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,460 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (1/1) ... [2019-09-06 11:52:01,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:52:01,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:52:01,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:52:01,502 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:52:01,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:52:01" (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 11:52:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:52:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:52:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:52:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:52:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:52:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:52:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-06 11:52:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-09-06 11:52:01,576 INFO L138 BoogieDeclarations]: Found implementation of procedure node7 [2019-09-06 11:52:01,576 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:52:01,576 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:52:01,576 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:52:01,577 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:52:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:52:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:52:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:52:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-06 11:52:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:52:01,578 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:52:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:52:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 11:52:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 11:52:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure node7 [2019-09-06 11:52:01,579 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:52:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:52:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:52:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:52:01,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:52:02,422 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:52:02,422 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:52:02,424 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:02 BoogieIcfgContainer [2019-09-06 11:52:02,424 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:52:02,424 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:52:02,425 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:52:02,425 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:52:02,426 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:52:02" (1/1) ... [2019-09-06 11:52:02,427 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 11:52:02,452 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:52:02,452 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:52:02,462 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:52:02,472 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:52:02,474 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:52:02,625 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 243 for LOIs [2019-09-06 11:52:04,537 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 99 for LOIs [2019-09-06 11:52:04,541 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:52:04,541 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:52:04,543 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 503#(or (and (<= (+ ~p7_new~0 1) 0) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 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) (<= ~p7~0 0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 ~p7~0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 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 (<= (+ ~p7_new~0 1) 0) (<= 1 assert_~arg) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 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) (<= ~p7~0 0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 ~p7~0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p7_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 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 11:52:04,559 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:52:04,560 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:52:04,562 INFO L168 Benchmark]: Toolchain (without parser) took 3695.44 ms. Allocated memory was 138.9 MB in the beginning and 266.9 MB in the end (delta: 127.9 MB). Free memory was 84.4 MB in the beginning and 157.2 MB in the end (delta: -72.7 MB). Peak memory consumption was 55.2 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:04,563 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 138.9 MB. Free memory is still 103.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 11:52:04,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 569.00 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 172.2 MB in the end (delta: -88.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:04,565 INFO L168 Benchmark]: Boogie Preprocessor took 64.49 ms. Allocated memory is still 199.8 MB. Free memory was 172.2 MB in the beginning and 168.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:04,566 INFO L168 Benchmark]: RCFGBuilder took 922.21 ms. Allocated memory is still 199.8 MB. Free memory was 168.5 MB in the beginning and 115.1 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:04,567 INFO L168 Benchmark]: Sifa took 2135.33 ms. Allocated memory was 199.8 MB in the beginning and 266.9 MB in the end (delta: 67.1 MB). Free memory was 115.1 MB in the beginning and 157.2 MB in the end (delta: -42.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-06 11:52:04,570 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 138.9 MB. Free memory is still 103.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 569.00 ms. Allocated memory was 138.9 MB in the beginning and 199.8 MB in the end (delta: 60.8 MB). Free memory was 84.0 MB in the beginning and 172.2 MB in the end (delta: -88.2 MB). Peak memory consumption was 24.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 64.49 ms. Allocated memory is still 199.8 MB. Free memory was 172.2 MB in the beginning and 168.5 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 922.21 ms. Allocated memory is still 199.8 MB. Free memory was 168.5 MB in the beginning and 115.1 MB in the end (delta: 53.4 MB). Peak memory consumption was 53.4 MB. Max. memory is 7.1 GB. * Sifa took 2135.33 ms. Allocated memory was 199.8 MB in the beginning and 266.9 MB in the end (delta: 67.1 MB). Free memory was 115.1 MB in the beginning and 157.2 MB in the end (delta: -42.0 MB). Peak memory consumption was 25.1 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]: 2092, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 336, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 305, TOOLS_POST_TIME[ms]: 434, TOOLS_POST_CALL_APPLICATIONS: 30, TOOLS_POST_CALL_TIME[ms]: 334, TOOLS_POST_RETURN_APPLICATIONS: 28, TOOLS_POST_RETURN_TIME[ms]: 127, TOOLS_QUANTIFIERELIM_TIME[ms]: 685, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 338, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 127, DOMAIN_JOIN_TIME[ms]: 496, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 5, DOMAIN_ISSUBSETEQ_APPLICATIONS: 26, DOMAIN_ISSUBSETEQ_TIME[ms]: 71, DOMAIN_ISBOTTOM_APPLICATIONS: 120, DOMAIN_ISBOTTOM_TIME[ms]: 393, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 749, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 748, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 28, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1444, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 14, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 53, DAG_COMPRESSION_PROCESSED_NODES: 748, DAG_COMPRESSION_RETAINED_NODES: 279 - UnprovableResult [Line: 628]: 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 503#(or (and (<= (+ ~p7_new~0 1) 0) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 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) (<= ~p7~0 0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 ~p7~0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p7_new~0 1)) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 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 (<= (+ ~p7_new~0 1) 0) (<= 1 assert_~arg) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= ~id7~0 127) (<= 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) (<= ~p7~0 0) (<= ~id1~0 127) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 ~p7~0) (<= 0 (+ ~id6~0 128)) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= 0 (+ ~p7_new~0 1)) (<= |assert_#in~arg| 1) (<= 0 ~p4~0) (<= 0 (+ ~id7~0 128)) (<= 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...