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_array_compound_oct_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 20:22:14,200 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 20:22:14,205 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 20:22:14,218 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 20:22:14,218 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 20:22:14,219 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 20:22:14,221 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 20:22:14,222 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 20:22:14,224 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 20:22:14,225 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 20:22:14,226 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 20:22:14,226 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 20:22:14,227 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 20:22:14,228 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 20:22:14,230 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 20:22:14,230 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 20:22:14,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 20:22:14,236 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 20:22:14,238 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 20:22:14,243 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 20:22:14,244 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 20:22:14,249 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 20:22:14,251 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-12-03 20:22:14,259 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_oct_cong.epf [2018-12-03 20:22:14,277 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 20:22:14,278 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 20:22:14,279 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 20:22:14,279 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 20:22:14,279 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 20:22:14,279 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 20:22:14,280 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 20:22:14,280 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 20:22:14,280 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 20:22:14,280 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 20:22:14,280 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 20:22:14,281 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 20:22:14,281 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 20:22:14,282 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 20:22:14,282 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 20:22:14,283 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 20:22:14,283 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 20:22:14,283 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 20:22:14,283 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 20:22:14,283 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 20:22:14,285 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 20:22:14,285 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 20:22:14,285 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 20:22:14,285 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 20:22:14,286 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 20:22:14,286 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 20:22:14,286 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 20:22:14,286 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 20:22:14,286 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 20:22:14,287 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 20:22:14,287 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 20:22:14,287 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 20:22:14,287 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 20:22:14,287 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 20:22:14,288 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 20:22:14,288 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 20:22:14,288 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 20:22:14,288 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 20:22:14,288 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 20:22:14,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 20:22:14,347 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 20:22:14,353 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 20:22:14,355 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 20:22:14,356 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 20:22:14,357 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl [2018-12-03 20:22:14,357 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl' [2018-12-03 20:22:14,475 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 20:22:14,478 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 20:22:14,478 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 20:22:14,479 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 20:22:14,479 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 20:22:14,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 20:22:14,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 20:22:14,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 20:22:14,528 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 20:22:14,543 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,543 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,547 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,577 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (1/1) ... [2018-12-03 20:22:14,595 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 20:22:14,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 20:22:14,599 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 20:22:14,599 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 20:22:14,600 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:22:14" (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 20:22:14,692 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 20:22:14,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 20:22:15,404 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 20:22:15,405 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 20:22:15,405 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:22:15 BoogieIcfgContainer [2018-12-03 20:22:15,406 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 20:22:15,406 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 20:22:15,407 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 20:22:15,407 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 20:22:15,408 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c_11.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:22:15" (1/1) ... [2018-12-03 20:22:15,475 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 20:22:16,996 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2018-12-03 20:23:55,814 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 20:23:55,860 INFO L272 AbstractInterpreter]: Visited 24 different actions 553 times. Merged at 22 different actions 374 times. Widened at 21 different actions 235 times. Found 110 fixpoints after 16 different actions. Largest state had 0 variables. [2018-12-03 20:23:55,864 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 20:23:55,865 INFO L168 Benchmark]: Toolchain (without parser) took 101388.90 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 45.2 MB). Peak memory consumption was 2.1 GB. Max. memory is 7.1 GB. [2018-12-03 20:23:55,868 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.29 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 20:23:55,869 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.11 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 20:23:55,870 INFO L168 Benchmark]: Boogie Preprocessor took 67.16 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 20:23:55,870 INFO L168 Benchmark]: RCFGBuilder took 807.04 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. [2018-12-03 20:23:55,872 INFO L168 Benchmark]: Abstract Interpretation took 100457.96 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.9 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. [2018-12-03 20:23:55,878 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 0.29 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 49.11 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 67.16 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 807.04 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: 42.3 MB). Peak memory consumption was 42.3 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 100457.96 ms. Allocated memory was 1.5 GB in the beginning and 3.6 GB in the end (delta: 2.0 GB). Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 2.9 MB). Peak memory consumption was 2.0 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 467]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L147] ~r1 := 0; [L148] ~p1_old := 0; [L149] ~p1_new := 0; [L150] ~id1 := 0; [L151] ~st1 := 0; [L152] ~mode1 := 0; [L153] ~alive1 := 0; [L154] ~p2_old := 0; [L155] ~p2_new := 0; [L156] ~id2 := 0; [L157] ~st2 := 0; [L158] ~mode2 := 0; [L159] ~alive2 := 0; [L160] ~p3_old := 0; [L161] ~p3_new := 0; [L162] ~id3 := 0; [L163] ~st3 := 0; [L164] ~mode3 := 0; [L165] ~alive3 := 0; [L166] ~p4_old := 0; [L167] ~p4_new := 0; [L168] ~id4 := 0; [L169] ~st4 := 0; [L170] ~mode4 := 0; [L171] ~alive4 := 0; [L172] ~p5_old := 0; [L173] ~p5_new := 0; [L174] ~id5 := 0; [L175] ~st5 := 0; [L176] ~mode5 := 0; [L177] ~alive5 := 0; [L178] ~nomsg := -1; [L179] ~send1 := 0; [L180] ~send2 := 0; [L181] ~send3 := 0; [L182] ~send4 := 0; [L183] ~send5 := 0; [L184] havoc main_#res; [L185] havoc main_#t~nondet10, main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~ret36, main_#t~ret37, main_#t~post38, main_~c1~136, main_~i2~136; [L186] havoc main_~c1~136; [L187] havoc main_~i2~136; [L188] main_~c1~136 := 0; [L189] assume -128 <= main_#t~nondet10 && main_#t~nondet10 <= 127; [L190] ~r1 := main_#t~nondet10; [L191] havoc main_#t~nondet10; [L192] assume -128 <= main_#t~nondet11 && main_#t~nondet11 <= 127; [L193] ~id1 := main_#t~nondet11; [L194] havoc main_#t~nondet11; [L195] assume -128 <= main_#t~nondet12 && main_#t~nondet12 <= 127; [L196] ~st1 := main_#t~nondet12; [L197] havoc main_#t~nondet12; [L198] assume -128 <= main_#t~nondet13 && main_#t~nondet13 <= 127; [L199] ~send1 := main_#t~nondet13; [L200] havoc main_#t~nondet13; [L201] ~mode1 := main_#t~nondet14; [L202] havoc main_#t~nondet14; [L203] ~alive1 := main_#t~nondet15; [L204] havoc main_#t~nondet15; [L205] assume -128 <= main_#t~nondet16 && main_#t~nondet16 <= 127; [L206] ~id2 := main_#t~nondet16; [L207] havoc main_#t~nondet16; [L208] assume -128 <= main_#t~nondet17 && main_#t~nondet17 <= 127; [L209] ~st2 := main_#t~nondet17; [L210] havoc main_#t~nondet17; [L211] assume -128 <= main_#t~nondet18 && main_#t~nondet18 <= 127; [L212] ~send2 := main_#t~nondet18; [L213] havoc main_#t~nondet18; [L214] ~mode2 := main_#t~nondet19; [L215] havoc main_#t~nondet19; [L216] ~alive2 := main_#t~nondet20; [L217] havoc main_#t~nondet20; [L218] assume -128 <= main_#t~nondet21 && main_#t~nondet21 <= 127; [L219] ~id3 := main_#t~nondet21; [L220] havoc main_#t~nondet21; [L221] assume -128 <= main_#t~nondet22 && main_#t~nondet22 <= 127; [L222] ~st3 := main_#t~nondet22; [L223] havoc main_#t~nondet22; [L224] assume -128 <= main_#t~nondet23 && main_#t~nondet23 <= 127; [L225] ~send3 := main_#t~nondet23; [L226] havoc main_#t~nondet23; [L227] ~mode3 := main_#t~nondet24; [L228] havoc main_#t~nondet24; [L229] ~alive3 := main_#t~nondet25; [L230] havoc main_#t~nondet25; [L231] assume -128 <= main_#t~nondet26 && main_#t~nondet26 <= 127; [L232] ~id4 := main_#t~nondet26; [L233] havoc main_#t~nondet26; [L234] assume -128 <= main_#t~nondet27 && main_#t~nondet27 <= 127; [L235] ~st4 := main_#t~nondet27; [L236] havoc main_#t~nondet27; [L237] assume -128 <= main_#t~nondet28 && main_#t~nondet28 <= 127; [L238] ~send4 := main_#t~nondet28; [L239] havoc main_#t~nondet28; [L240] ~mode4 := main_#t~nondet29; [L241] havoc main_#t~nondet29; [L242] ~alive4 := main_#t~nondet30; [L243] havoc main_#t~nondet30; [L244] assume -128 <= main_#t~nondet31 && main_#t~nondet31 <= 127; [L245] ~id5 := main_#t~nondet31; [L246] havoc main_#t~nondet31; [L247] assume -128 <= main_#t~nondet32 && main_#t~nondet32 <= 127; [L248] ~st5 := main_#t~nondet32; [L249] havoc main_#t~nondet32; [L250] assume -128 <= main_#t~nondet33 && main_#t~nondet33 <= 127; [L251] ~send5 := main_#t~nondet33; [L252] havoc main_#t~nondet33; [L253] ~mode5 := main_#t~nondet34; [L254] havoc main_#t~nondet34; [L255] ~alive5 := main_#t~nondet35; [L256] havoc main_#t~nondet35; [L257] havoc init_#res; [L258] havoc init_~tmp~63; [L259] havoc init_~tmp~63; [L260] assume ~r1 == 0; [L261] assume ~alive1 % 256 + ~alive2 % 256 + ~alive3 % 256 + ~alive4 % 256 + ~alive5 % 256 >= 1; [L262] assume ~id1 >= 0; [L263] assume ~st1 == 0; [L264] assume ~send1 == ~id1; [L265] assume ~mode1 % 256 == 0; [L266] assume ~id2 >= 0; [L267] assume ~st2 == 0; [L268] assume ~send2 == ~id2; [L269] assume ~mode2 % 256 == 0; [L270] assume ~id3 >= 0; [L271] assume ~st3 == 0; [L272] assume ~send3 == ~id3; [L273] assume ~mode3 % 256 == 0; [L274] assume ~id4 >= 0; [L275] assume ~st4 == 0; [L276] assume ~send4 == ~id4; [L277] assume ~mode4 % 256 == 0; [L278] assume ~id5 >= 0; [L279] assume ~st5 == 0; [L280] assume ~send5 == ~id5; [L281] assume ~mode5 % 256 == 0; [L282] assume ~id1 != ~id2; [L283] assume ~id1 != ~id3; [L284] assume ~id1 != ~id4; [L285] assume ~id1 != ~id5; [L286] assume ~id2 != ~id3; [L287] assume ~id2 != ~id4; [L288] assume ~id2 != ~id5; [L289] assume ~id3 != ~id4; [L290] assume ~id3 != ~id5; [L291] assume ~id4 != ~id5; [L292] init_~tmp~63 := 1; [L293] init_#res := init_~tmp~63; [L294] main_#t~ret36 := init_#res; [L295] assume -2147483648 <= main_#t~ret36 && main_#t~ret36 <= 2147483647; [L296] main_~i2~136 := main_#t~ret36; [L297] havoc main_#t~ret36; [L298] assume main_~i2~136 != 0; [L299] ~p1_old := ~nomsg; [L300] ~p1_new := ~nomsg; [L301] ~p2_old := ~nomsg; [L302] ~p2_new := ~nomsg; [L303] ~p3_old := ~nomsg; [L304] ~p3_new := ~nomsg; [L305] ~p4_old := ~nomsg; [L306] ~p4_new := ~nomsg; [L307] ~p5_old := ~nomsg; [L308] ~p5_new := ~nomsg; [L309] main_~i2~136 := 0; [L313] assume !!(main_~i2~136 < 10); [L314] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L315] havoc node1_~m1~7; [L316] node1_~m1~7 := ~nomsg; [L329] assume !(~mode1 % 256 != 0); [L330] assume !(~alive1 % 256 != 0); [L331] assume !(~send1 != ~id1); [L332] ~mode1 := 1; [L335] havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~19; [L336] havoc node2_~m2~19; [L337] node2_~m2~19 := ~nomsg; [L349] assume !(~mode2 % 256 != 0); [L350] assume !(~alive2 % 256 != 0); [L351] assume !(~send2 != ~id2); [L352] ~mode2 := 1; [L355] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~30; [L356] havoc node3_~m3~30; [L357] node3_~m3~30 := ~nomsg; [L369] assume !(~mode3 % 256 != 0); [L370] assume ~alive3 % 256 != 0; [L371] assume ~send3 != ~nomsg && ~p3_new == ~nomsg; [L372] node3_#t~ite4 := ~send3; [L373] ~p3_new := (if node3_#t~ite4 % 256 <= 127 then node3_#t~ite4 % 256 else node3_#t~ite4 % 256 - 256); [L374] havoc node3_#t~ite4; [L375] ~mode3 := 1; [L378] havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~41; [L379] havoc node4_~m4~41; [L380] node4_~m4~41 := ~nomsg; [L392] assume !(~mode4 % 256 != 0); [L393] assume !(~alive4 % 256 != 0); [L394] assume !(~send4 != ~id4); [L395] ~mode4 := 1; [L398] havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~52; [L399] havoc node5_~m5~52; [L400] node5_~m5~52 := ~nomsg; [L412] assume !(~mode5 % 256 != 0); [L413] assume !(~alive5 % 256 != 0); [L414] assume !(~send5 != ~id5); [L415] ~mode5 := 1; [L418] ~p1_old := ~p1_new; [L419] ~p1_new := ~nomsg; [L420] ~p2_old := ~p2_new; [L421] ~p2_new := ~nomsg; [L422] ~p3_old := ~p3_new; [L423] ~p3_new := ~nomsg; [L424] ~p4_old := ~p4_new; [L425] ~p4_new := ~nomsg; [L426] ~p5_old := ~p5_new; [L427] ~p5_new := ~nomsg; [L428] havoc check_#res; [L429] havoc check_~tmp~129; [L430] havoc check_~tmp~129; [L431] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L436] assume ~r1 < 5; [L437] check_~tmp~129 := 1; [L445] check_#res := check_~tmp~129; [L446] main_#t~ret37 := check_#res; [L447] assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647; [L448] main_~c1~136 := main_#t~ret37; [L449] havoc main_#t~ret37; [L450] assert_#in~arg := (if main_~c1~136 == 0 then 0 else 1); [L451] havoc assert_~arg; [L452] assert_~arg := assert_#in~arg; [L461] assume !(assert_~arg % 256 == 0); [L462] main_#t~post38 := main_~i2~136; [L463] main_~i2~136 := main_#t~post38 + 1; [L464] havoc main_#t~post38; [L313] assume !!(main_~i2~136 < 10); [L314] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L315] havoc node1_~m1~7; [L316] node1_~m1~7 := ~nomsg; [L321] assume ~mode1 % 256 != 0; [L322] ~r1 := (if (~r1 + 1) % 256 <= 127 then (~r1 + 1) % 256 else (~r1 + 1) % 256 - 256); [L323] node1_~m1~7 := ~p5_old; [L324] ~p5_old := ~nomsg; [L325] assume !(node1_~m1~7 != ~nomsg); [L326] ~mode1 := 0; [L335] havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~19; [L336] havoc node2_~m2~19; [L337] node2_~m2~19 := ~nomsg; [L349] assume !(~mode2 % 256 != 0); [L350] assume !(~alive2 % 256 != 0); [L351] assume !(~send2 != ~id2); [L352] ~mode2 := 1; [L355] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~30; [L356] havoc node3_~m3~30; [L357] node3_~m3~30 := ~nomsg; [L362] assume ~mode3 % 256 != 0; [L363] node3_~m3~30 := ~p2_old; [L364] ~p2_old := ~nomsg; [L365] assume !(node3_~m3~30 != ~nomsg); [L366] ~mode3 := 0; [L378] havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~41; [L379] havoc node4_~m4~41; [L380] node4_~m4~41 := ~nomsg; [L392] assume !(~mode4 % 256 != 0); [L393] assume !(~alive4 % 256 != 0); [L394] assume !(~send4 != ~id4); [L395] ~mode4 := 1; [L398] havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~52; [L399] havoc node5_~m5~52; [L400] node5_~m5~52 := ~nomsg; [L405] assume ~mode5 % 256 != 0; [L406] node5_~m5~52 := ~p4_old; [L407] ~p4_old := ~nomsg; [L408] assume !(node5_~m5~52 != ~nomsg); [L409] ~mode5 := 0; [L418] ~p1_old := ~p1_new; [L419] ~p1_new := ~nomsg; [L420] ~p2_old := ~p2_new; [L421] ~p2_new := ~nomsg; [L422] ~p3_old := ~p3_new; [L423] ~p3_new := ~nomsg; [L424] ~p4_old := ~p4_new; [L425] ~p4_new := ~nomsg; [L426] ~p5_old := ~p5_new; [L427] ~p5_new := ~nomsg; [L428] havoc check_#res; [L429] havoc check_~tmp~129; [L430] havoc check_~tmp~129; [L431] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L436] assume ~r1 < 5; [L437] check_~tmp~129 := 1; [L445] check_#res := check_~tmp~129; [L446] main_#t~ret37 := check_#res; [L447] assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647; [L448] main_~c1~136 := main_#t~ret37; [L449] havoc main_#t~ret37; [L450] assert_#in~arg := (if main_~c1~136 == 0 then 0 else 1); [L451] havoc assert_~arg; [L452] assert_~arg := assert_#in~arg; [L461] assume !(assert_~arg % 256 == 0); [L462] main_#t~post38 := main_~i2~136; [L463] main_~i2~136 := main_#t~post38 + 1; [L464] havoc main_#t~post38; [L313] assume !!(main_~i2~136 < 10); [L314] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L315] havoc node1_~m1~7; [L316] node1_~m1~7 := ~nomsg; [L321] assume ~mode1 % 256 != 0; [L322] ~r1 := (if (~r1 + 1) % 256 <= 127 then (~r1 + 1) % 256 else (~r1 + 1) % 256 - 256); [L323] node1_~m1~7 := ~p5_old; [L324] ~p5_old := ~nomsg; [L325] assume !(node1_~m1~7 != ~nomsg); [L326] ~mode1 := 0; [L335] havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~19; [L336] havoc node2_~m2~19; [L337] node2_~m2~19 := ~nomsg; [L349] assume !(~mode2 % 256 != 0); [L350] assume !(~alive2 % 256 != 0); [L351] assume !(~send2 != ~id2); [L352] ~mode2 := 1; [L355] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~30; [L356] havoc node3_~m3~30; [L357] node3_~m3~30 := ~nomsg; [L362] assume ~mode3 % 256 != 0; [L363] node3_~m3~30 := ~p2_old; [L364] ~p2_old := ~nomsg; [L365] assume !(node3_~m3~30 != ~nomsg); [L366] ~mode3 := 0; [L378] havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~41; [L379] havoc node4_~m4~41; [L380] node4_~m4~41 := ~nomsg; [L392] assume !(~mode4 % 256 != 0); [L393] assume !(~alive4 % 256 != 0); [L394] assume !(~send4 != ~id4); [L395] ~mode4 := 1; [L398] havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~52; [L399] havoc node5_~m5~52; [L400] node5_~m5~52 := ~nomsg; [L405] assume ~mode5 % 256 != 0; [L406] node5_~m5~52 := ~p4_old; [L407] ~p4_old := ~nomsg; [L408] assume !(node5_~m5~52 != ~nomsg); [L409] ~mode5 := 0; [L418] ~p1_old := ~p1_new; [L419] ~p1_new := ~nomsg; [L420] ~p2_old := ~p2_new; [L421] ~p2_new := ~nomsg; [L422] ~p3_old := ~p3_new; [L423] ~p3_new := ~nomsg; [L424] ~p4_old := ~p4_new; [L425] ~p4_new := ~nomsg; [L426] ~p5_old := ~p5_new; [L427] ~p5_new := ~nomsg; [L428] havoc check_#res; [L429] havoc check_~tmp~129; [L430] havoc check_~tmp~129; [L431] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L440] assume !(~r1 < 5); [L441] assume !(~st1 + ~st2 + ~st3 + ~st4 + ~st5 == 1); [L442] check_~tmp~129 := 0; [L445] check_#res := check_~tmp~129; [L446] main_#t~ret37 := check_#res; [L447] assume -2147483648 <= main_#t~ret37 && main_#t~ret37 <= 2147483647; [L448] main_~c1~136 := main_#t~ret37; [L449] havoc main_#t~ret37; [L450] assert_#in~arg := (if main_~c1~136 == 0 then 0 else 1); [L451] havoc assert_~arg; [L452] assert_~arg := assert_#in~arg; [L457] assume assert_~arg % 256 == 0; [L458] assume !false; [L467] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...