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.6.ufo.BOUNDED-12.pals.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 11:50:54,482 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 11:50:54,484 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 11:50:54,497 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 11:50:54,497 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 11:50:54,498 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 11:50:54,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 11:50:54,501 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 11:50:54,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 11:50:54,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 11:50:54,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 11:50:54,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 11:50:54,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 11:50:54,507 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 11:50:54,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 11:50:54,509 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 11:50:54,510 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 11:50:54,511 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 11:50:54,513 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 11:50:54,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 11:50:54,516 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 11:50:54,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 11:50:54,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 11:50:54,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 11:50:54,521 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 11:50:54,521 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 11:50:54,522 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 11:50:54,522 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 11:50:54,523 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 11:50:54,524 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 11:50:54,524 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 11:50:54,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 11:50:54,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 11:50:54,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 11:50:54,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 11:50:54,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 11:50:54,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 11:50:54,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 11:50:54,528 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 11:50:54,529 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 11:50:54,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 11:50:54,531 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 11:50:54,545 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 11:50:54,546 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 11:50:54,547 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 11:50:54,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 11:50:54,550 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 11:50:54,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 11:50:54,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 11:50:54,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 11:50:54,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 11:50:54,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 11:50:54,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 11:50:54,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 11:50:54,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 11:50:54,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 11:50:54,553 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 11:50:54,553 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 11:50:54,554 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 11:50:54,554 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 11:50:54,554 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 11:50:54,554 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 11:50:54,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 11:50:54,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 11:50:54,555 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 11:50:54,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 11:50:54,556 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 11:50:54,556 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 11:50:54,557 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 11:50:54,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 11:50:54,557 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 11:50:54,609 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 11:50:54,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 11:50:54,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 11:50:54,637 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 11:50:54,637 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 11:50:54,638 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c [2019-09-06 11:50:54,722 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75359ea2e/0ae29a287e7e4a84adb6486fd99174e2/FLAG0dda7f47a [2019-09-06 11:50:55,262 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 11:50:55,263 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded/pals_lcr-var-start-time.6.ufo.BOUNDED-12.pals.c [2019-09-06 11:50:55,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75359ea2e/0ae29a287e7e4a84adb6486fd99174e2/FLAG0dda7f47a [2019-09-06 11:50:55,546 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/75359ea2e/0ae29a287e7e4a84adb6486fd99174e2 [2019-09-06 11:50:55,556 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 11:50:55,558 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 11:50:55,559 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 11:50:55,559 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 11:50:55,563 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 11:50:55,564 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:50:55" (1/1) ... [2019-09-06 11:50:55,567 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63f255d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:55, skipping insertion in model container [2019-09-06 11:50:55,567 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 11:50:55" (1/1) ... [2019-09-06 11:50:55,574 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 11:50:55,622 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 11:50:56,031 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:50:56,048 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 11:50:56,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 11:50:56,152 INFO L192 MainTranslator]: Completed translation [2019-09-06 11:50:56,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56 WrapperNode [2019-09-06 11:50:56,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 11:50:56,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 11:50:56,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 11:50:56,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 11:50:56,166 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,167 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,197 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (1/1) ... [2019-09-06 11:50:56,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 11:50:56,240 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 11:50:56,240 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 11:50:56,240 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 11:50:56,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 11:50:56" (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 11:50:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 11:50:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 11:50:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure node1 [2019-09-06 11:50:56,291 INFO L138 BoogieDeclarations]: Found implementation of procedure node2 [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure node3 [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure node4 [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure node5 [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure node6 [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2019-09-06 11:50:56,292 INFO L138 BoogieDeclarations]: Found implementation of procedure check [2019-09-06 11:50:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 11:50:56,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assert [2019-09-06 11:50:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 11:50:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-06 11:50:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-06 11:50:56,293 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-06 11:50:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-06 11:50:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 11:50:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 11:50:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 11:50:57,166 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 11:50:57,166 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-06 11:50:57,168 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:50:57 BoogieIcfgContainer [2019-09-06 11:50:57,169 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 11:50:57,170 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 11:50:57,170 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 11:50:57,170 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 11:50:57,172 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 11:50:57" (1/1) ... [2019-09-06 11:50:57,172 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 11:50:57,196 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-06 11:50:57,197 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 11:50:57,210 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 11:50:57,224 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 11:50:57,225 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 11:50:57,402 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 240 for LOIs [2019-09-06 11:50:59,626 INFO L199 IcfgInterpreter]: Interpreting procedure assert with input of size 111 for LOIs [2019-09-06 11:50:59,630 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-06 11:50:59,630 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-06 11:50:59,632 INFO L193 IcfgInterpreter]: Reachable states at location assertErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 665#(and (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~mode2~0 1) (<= 0 ~mode6~0) (<= (+ ~p6_new~0 1) 0) (<= 0 ~mode5~0) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~mode3~0 1) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= ~mode6~0 1) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= 0 ~mode2~0) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= 0 assert_~arg) (<= (+ ~p3_new~0 1) 0) (<= 0 (+ ~p5_new~0 1)) (<= 0 |assert_#in~arg|) (<= ~mode5~0 1) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= 0 ~mode3~0) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= |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)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= (+ ~p5_new~0 1) 0)) [2019-09-06 11:50:59,646 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-06 11:50:59,646 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-06 11:50:59,651 INFO L168 Benchmark]: Toolchain (without parser) took 4090.37 ms. Allocated memory was 129.0 MB in the beginning and 278.9 MB in the end (delta: 149.9 MB). Free memory was 84.0 MB in the beginning and 113.3 MB in the end (delta: -29.3 MB). Peak memory consumption was 120.6 MB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,653 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 129.0 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 594.05 ms. Allocated memory was 129.0 MB in the beginning and 197.7 MB in the end (delta: 68.7 MB). Free memory was 83.7 MB in the beginning and 169.3 MB in the end (delta: -85.6 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,656 INFO L168 Benchmark]: Boogie Preprocessor took 85.89 ms. Allocated memory is still 197.7 MB. Free memory was 169.3 MB in the beginning and 165.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,657 INFO L168 Benchmark]: RCFGBuilder took 929.63 ms. Allocated memory is still 197.7 MB. Free memory was 165.6 MB in the beginning and 108.9 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,663 INFO L168 Benchmark]: Sifa took 2476.51 ms. Allocated memory was 197.7 MB in the beginning and 278.9 MB in the end (delta: 81.3 MB). Free memory was 108.9 MB in the beginning and 113.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. [2019-09-06 11:50:59,674 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 129.0 MB. Free memory was 103.2 MB in the beginning and 103.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 594.05 ms. Allocated memory was 129.0 MB in the beginning and 197.7 MB in the end (delta: 68.7 MB). Free memory was 83.7 MB in the beginning and 169.3 MB in the end (delta: -85.6 MB). Peak memory consumption was 28.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.89 ms. Allocated memory is still 197.7 MB. Free memory was 169.3 MB in the beginning and 165.6 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 929.63 ms. Allocated memory is still 197.7 MB. Free memory was 165.6 MB in the beginning and 108.9 MB in the end (delta: 56.7 MB). Peak memory consumption was 56.7 MB. Max. memory is 7.1 GB. * Sifa took 2476.51 ms. Allocated memory was 197.7 MB in the beginning and 278.9 MB in the end (delta: 81.3 MB). Free memory was 108.9 MB in the beginning and 113.3 MB in the end (delta: -4.4 MB). Peak memory consumption was 76.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 2437, ICFG_INTERPRETER_ENTERED_PROCEDURES: 3, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 459, DAG_INTERPRETER_EARLY_EXITS: 6, TOOLS_POST_APPLICATIONS: 431, TOOLS_POST_TIME[ms]: 486, TOOLS_POST_CALL_APPLICATIONS: 27, TOOLS_POST_CALL_TIME[ms]: 311, TOOLS_POST_RETURN_APPLICATIONS: 25, TOOLS_POST_RETURN_TIME[ms]: 136, TOOLS_QUANTIFIERELIM_TIME[ms]: 678, FLUID_QUERY_TIME[ms]: 33, FLUID_QUERIES: 461, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 174, DOMAIN_JOIN_TIME[ms]: 729, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 7, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 74, DOMAIN_ISBOTTOM_APPLICATIONS: 163, DOMAIN_ISBOTTOM_TIME[ms]: 470, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1255, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1254, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 25, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1784, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 678, DAG_COMPRESSION_RETAINED_NODES: 302 - UnprovableResult [Line: 608]: 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 665#(and (<= 0 (+ ~p3_new~0 1)) (<= ~id6~0 127) (<= 0 ~p3~0) (<= 0 (+ ~id3~0 128)) (<= ~mode2~0 1) (<= 0 ~mode6~0) (<= (+ ~p6_new~0 1) 0) (<= 0 ~mode5~0) (<= 0 ~p2~0) (<= ~id1~0 127) (<= ~mode3~0 1) (<= 0 ~p4~0) (<= 0 (+ ~p2_new~0 1)) (<= 0 ~p6~0) (<= ~mode1~0 1) (<= ~mode4~0 1) (<= (+ ~nomsg~0 1) 0) (<= ~p6~0 0) (<= ~p1~0 0) (<= (+ ~p1_new~0 1) 0) (<= ~mode6~0 1) (<= 0 ~p1~0) (<= 0 (+ ~id1~0 128)) (<= 0 (+ ~id4~0 128)) (<= ~id4~0 127) (<= 0 ~mode1~0) (<= assert_~arg 1) (<= 0 (+ ~id5~0 128)) (<= 0 ~mode2~0) (<= 0 ~p5~0) (<= 0 (+ ~nomsg~0 1)) (<= ~p3~0 0) (<= 0 assert_~arg) (<= (+ ~p3_new~0 1) 0) (<= 0 (+ ~p5_new~0 1)) (<= 0 |assert_#in~arg|) (<= ~mode5~0 1) (<= ~id2~0 127) (<= (+ ~p2_new~0 1) 0) (<= 0 (+ ~id6~0 128)) (<= 0 ~mode3~0) (<= ~id5~0 127) (<= 0 (+ ~p1_new~0 1)) (<= |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)) (<= ~p2~0 0) (<= ~p5~0 0) (<= 0 (+ ~id2~0 128)) (<= 0 ~mode4~0) (<= (+ ~p5_new~0 1) 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...