java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationInline.xml -s ../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 19:51:14,325 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 19:51:14,327 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 19:51:14,339 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 19:51:14,339 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 19:51:14,340 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 19:51:14,342 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 19:51:14,344 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 19:51:14,345 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 19:51:14,346 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 19:51:14,347 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 19:51:14,347 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 19:51:14,348 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 19:51:14,349 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 19:51:14,351 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 19:51:14,352 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 19:51:14,352 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 19:51:14,354 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 19:51:14,357 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 19:51:14,358 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 19:51:14,359 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 19:51:14,361 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 19:51:14,363 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-12-03 19:51:14,373 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2018-12-03 19:51:14,396 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 19:51:14,396 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 19:51:14,397 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 19:51:14,397 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 19:51:14,397 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 19:51:14,398 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 19:51:14,398 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 19:51:14,398 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 19:51:14,398 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 19:51:14,398 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 19:51:14,399 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 19:51:14,399 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 19:51:14,399 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 19:51:14,400 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 19:51:14,400 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 19:51:14,400 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 19:51:14,402 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 19:51:14,402 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 19:51:14,403 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 19:51:14,403 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 19:51:14,403 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 19:51:14,403 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 19:51:14,403 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 19:51:14,405 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 19:51:14,405 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 19:51:14,405 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 19:51:14,405 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 19:51:14,405 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 19:51:14,406 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 19:51:14,406 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 19:51:14,406 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 19:51:14,407 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 19:51:14,407 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 19:51:14,407 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 19:51:14,407 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 19:51:14,407 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 19:51:14,408 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 19:51:14,408 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 19:51:14,408 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 19:51:14,408 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 19:51:14,408 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 19:51:14,446 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 19:51:14,459 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 19:51:14,463 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 19:51:14,464 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 19:51:14,465 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 19:51:14,466 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl [2018-12-03 19:51:14,466 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl' [2018-12-03 19:51:14,527 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 19:51:14,529 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 19:51:14,529 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 19:51:14,530 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 19:51:14,530 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 19:51:14,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,566 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 19:51:14,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 19:51:14,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 19:51:14,567 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 19:51:14,580 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (1/1) ... [2018-12-03 19:51:14,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 19:51:14,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 19:51:14,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 19:51:14,600 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 19:51:14,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:14" (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 [2018-12-03 19:51:14,671 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-12-03 19:51:14,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 19:51:14,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 19:51:15,196 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 19:51:15,196 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-03 19:51:15,197 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:51:15 BoogieIcfgContainer [2018-12-03 19:51:15,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 19:51:15,198 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 19:51:15,198 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 19:51:15,198 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 19:51:15,199 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c_9.bplTransformedIcfg_BEv2_24.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:51:15" (1/1) ... [2018-12-03 19:51:15,241 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 19:51:16,237 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 19:51:16,265 INFO L272 AbstractInterpreter]: Visited 21 different actions 106 times. Merged at 19 different actions 58 times. Widened at 5 different actions 5 times. Found 17 fixpoints after 9 different actions. Largest state had 0 variables. [2018-12-03 19:51:16,274 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 19:51:16,275 INFO L168 Benchmark]: Toolchain (without parser) took 1747.73 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: 137.4 MB). Peak memory consumption was 137.4 MB. Max. memory is 7.1 GB. [2018-12-03 19:51:16,278 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 19:51:16,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 19:51:16,280 INFO L168 Benchmark]: Boogie Preprocessor took 32.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-12-03 19:51:16,281 INFO L168 Benchmark]: RCFGBuilder took 597.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-12-03 19:51:16,282 INFO L168 Benchmark]: Abstract Interpretation took 1076.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. [2018-12-03 19:51:16,289 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 37.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 32.22 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 597.37 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1076.65 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.3 GB in the end (delta: 105.7 MB). Peak memory consumption was 105.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 317]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L89] ~r1 := 0; [L90] ~p1_old := 0; [L91] ~p1_new := 0; [L92] ~id1 := 0; [L93] ~st1 := 0; [L94] ~mode1 := 0; [L95] ~alive1 := 0; [L96] ~p2_old := 0; [L97] ~p2_new := 0; [L98] ~id2 := 0; [L99] ~st2 := 0; [L100] ~mode2 := 0; [L101] ~alive2 := 0; [L102] ~p3_old := 0; [L103] ~p3_new := 0; [L104] ~id3 := 0; [L105] ~st3 := 0; [L106] ~mode3 := 0; [L107] ~alive3 := 0; [L108] ~nomsg := -1; [L109] ~send1 := 0; [L110] ~send2 := 0; [L111] ~send3 := 0; [L112] havoc main_#res; [L113] havoc main_#t~nondet21, main_#t~nondet10, main_#t~nondet20, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet8, main_#t~nondet9, main_#t~nondet6, main_#t~nondet7, main_#t~post24, main_~i2~83, main_#t~ret23, main_#t~ret22, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_~c1~83; [L114] havoc main_~c1~83; [L115] havoc main_~i2~83; [L116] main_~c1~83 := 0; [L117] assume main_#t~nondet6 <= 127 && 0 <= main_#t~nondet6 + 128; [L118] ~r1 := main_#t~nondet6; [L119] havoc main_#t~nondet6; [L120] assume 0 <= main_#t~nondet7 + 128 && main_#t~nondet7 <= 127; [L121] ~id1 := main_#t~nondet7; [L122] havoc main_#t~nondet7; [L123] assume main_#t~nondet8 <= 127 && 0 <= main_#t~nondet8 + 128; [L124] ~st1 := main_#t~nondet8; [L125] havoc main_#t~nondet8; [L126] assume main_#t~nondet9 <= 127 && 0 <= main_#t~nondet9 + 128; [L127] ~send1 := main_#t~nondet9; [L128] havoc main_#t~nondet9; [L129] ~mode1 := main_#t~nondet10; [L130] havoc main_#t~nondet10; [L131] ~alive1 := main_#t~nondet11; [L132] havoc main_#t~nondet11; [L133] assume 0 <= main_#t~nondet12 + 128 && main_#t~nondet12 <= 127; [L134] ~id2 := main_#t~nondet12; [L135] havoc main_#t~nondet12; [L136] assume main_#t~nondet13 <= 127 && 0 <= main_#t~nondet13 + 128; [L137] ~st2 := main_#t~nondet13; [L138] havoc main_#t~nondet13; [L139] assume main_#t~nondet14 <= 127 && 0 <= main_#t~nondet14 + 128; [L140] ~send2 := main_#t~nondet14; [L141] havoc main_#t~nondet14; [L142] ~mode2 := main_#t~nondet15; [L143] havoc main_#t~nondet15; [L144] ~alive2 := main_#t~nondet16; [L145] havoc main_#t~nondet16; [L146] assume 0 <= main_#t~nondet17 + 128 && main_#t~nondet17 <= 127; [L147] ~id3 := main_#t~nondet17; [L148] havoc main_#t~nondet17; [L149] assume main_#t~nondet18 <= 127 && 0 <= main_#t~nondet18 + 128; [L150] ~st3 := main_#t~nondet18; [L151] havoc main_#t~nondet18; [L152] assume main_#t~nondet19 <= 127 && 0 <= main_#t~nondet19 + 128; [L153] ~send3 := main_#t~nondet19; [L154] havoc main_#t~nondet19; [L155] ~mode3 := main_#t~nondet20; [L156] havoc main_#t~nondet20; [L157] ~alive3 := main_#t~nondet21; [L158] havoc main_#t~nondet21; [L159] havoc init_#res; [L160] havoc init_~tmp~40; [L161] havoc init_~tmp~40; [L162] assume ~r1 == 0; [L163] assume (((0 <= ~alive3 + ~alive1 % 256 + ~alive2 % 256 + 255 && 256 + 256 <= ~alive2) && ~alive1 < -256) && -256 <= ~alive3) && ~alive3 < 0; [L164] assume 0 <= ~id1; [L165] assume ~st1 == 0; [L166] assume ~send1 == ~id1; [L167] assume ~mode1 % 256 == 0 && 256 + 256 <= ~mode1; [L168] assume 0 <= ~id2; [L169] assume ~st2 == 0; [L170] assume ~send2 == ~id2; [L171] assume ~mode2 - 256 == 0; [L172] assume 0 <= ~id3; [L173] assume ~st3 == 0; [L174] assume ~send3 == ~id3; [L175] assume ~mode3 == 0; [L176] assume !(~id1 == ~id2); [L177] assume !(~id1 == ~id3); [L178] assume !(~id2 == ~id3); [L179] init_~tmp~40 := 1; [L180] init_#res := init_~tmp~40; [L181] main_#t~ret22 := init_#res; [L182] assume 0 <= main_#t~ret22 + 2147483648 && main_#t~ret22 <= 2147483647; [L183] main_~i2~83 := main_#t~ret22; [L184] havoc main_#t~ret22; [L185] assume !(main_~i2~83 == 0); [L186] ~p1_old := ~nomsg; [L187] ~p1_new := ~nomsg; [L188] ~p2_old := ~nomsg; [L189] ~p2_new := ~nomsg; [L190] ~p3_old := ~nomsg; [L191] ~p3_new := ~nomsg; [L192] main_~i2~83 := 0; [L195] assume main_~i2~83 < 6; [L196] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L197] havoc node1_~m1~7; [L198] node1_~m1~7 := ~nomsg; [L213] assume (!(~mode1 == 0) && ~mode1 < 256) && 0 <= ~mode1; [L214] assume (~r1 <= 126 && 0 <= ~r1 + 1) && ~r1 + 1 < 256; [L215] ~r1 := ~r1 + 1; [L216] node1_~m1~7 := ~p3_old; [L217] ~p3_old := ~nomsg; [L218] assume node1_~m1~7 == ~nomsg; [L219] ~mode1 := 0; [L222] havoc node2_#t~ite3, node2_#t~ite2, node2_~m2~18; [L223] havoc node2_~m2~18; [L224] node2_~m2~18 := ~nomsg; [L229] assume (0 <= ~mode2 && ~mode2 < 256) && !(~mode2 == 0); [L230] node2_~m2~18 := ~p1_old; [L231] ~p1_old := ~nomsg; [L232] assume node2_~m2~18 == ~nomsg; [L233] ~mode2 := 0; [L242] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~29; [L243] havoc node3_~m3~29; [L244] node3_~m3~29 := ~nomsg; [L256] assume ~mode3 == 0; [L257] assume ~alive3 + 256 == 0; [L258] assume ~send3 == ~id3; [L259] ~mode3 := 1; [L262] ~p1_old := ~p1_new; [L263] ~p1_new := ~nomsg; [L264] ~p2_old := ~p2_new; [L265] ~p2_new := ~nomsg; [L266] ~p3_old := ~p3_new; [L267] ~p3_new := ~nomsg; [L268] havoc check_#res; [L269] havoc check_~tmp~76; [L270] havoc check_~tmp~76; [L271] assume ~st2 + ~st1 + ~st3 <= 1; [L276] assume !(~r1 < 3); [L277] assume !(~st1 + ~st3 + ~st2 == 1); [L278] check_~tmp~76 := 0; [L285] check_#res := check_~tmp~76; [L286] main_#t~ret23 := check_#res; [L287] assume 0 <= main_#t~ret23 + 2147483648 && main_#t~ret23 <= 2147483647; [L288] main_~c1~83 := main_#t~ret23; [L289] havoc main_#t~ret23; [L294] assume main_~c1~83 == 0; [L295] assert_#in~arg := 0; [L302] havoc assert_~arg; [L303] assert_~arg := assert_#in~arg; [L314] assume assert_~arg == 0; [L317] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...