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/20170304-DifficultPathPrograms/pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 22:00:25,179 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 22:00:25,181 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 22:00:25,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 22:00:25,193 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 22:00:25,195 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 22:00:25,196 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 22:00:25,198 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 22:00:25,199 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 22:00:25,200 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 22:00:25,201 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 22:00:25,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 22:00:25,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 22:00:25,203 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 22:00:25,206 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 22:00:25,210 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 22:00:25,211 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 22:00:25,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 22:00:25,217 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 22:00:25,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 22:00:25,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 22:00:25,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 22:00:25,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 22:00:25,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 22:00:25,234 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-08-04 22:00:25,240 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 22:00:25,242 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 22:00:25,243 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 22:00:25,243 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 22:00:25,246 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 22:00:25,246 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 22:00:25,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 22:00:25,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... 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[2019-08-04 22:00:25,251 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_compound_exp_cong.epf [2019-08-04 22:00:25,276 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-04 22:00:25,276 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-04 22:00:25,278 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-04 22:00:25,278 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-04 22:00:25,278 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-04 22:00:25,278 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-04 22:00:25,279 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-04 22:00:25,279 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-04 22:00:25,279 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-04 22:00:25,279 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-04 22:00:25,279 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-04 22:00:25,280 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-04 22:00:25,280 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-04 22:00:25,282 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-04 22:00:25,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-04 22:00:25,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-04 22:00:25,283 INFO L138 SettingsManager]: * Use SBE=true [2019-08-04 22:00:25,284 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-04 22:00:25,284 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-04 22:00:25,284 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-04 22:00:25,284 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-04 22:00:25,284 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-04 22:00:25,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-04 22:00:25,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-04 22:00:25,285 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-04 22:00:25,285 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-04 22:00:25,285 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-04 22:00:25,286 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-04 22:00:25,286 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-04 22:00:25,286 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-04 22:00:25,286 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-04 22:00:25,286 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-04 22:00:25,287 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-04 22:00:25,287 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-04 22:00:25,287 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-04 22:00:25,287 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-04 22:00:25,288 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-04 22:00:25,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-04 22:00:25,288 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-04 22:00:25,288 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-04 22:00:25,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 22:00:25,351 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 22:00:25,356 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 22:00:25,357 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 22:00:25,358 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 22:00:25,358 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl [2019-08-04 22:00:25,359 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl' [2019-08-04 22:00:25,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 22:00:25,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-04 22:00:25,451 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:25,451 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-04 22:00:25,451 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-04 22:00:25,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,484 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,500 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-04 22:00:25,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 22:00:25,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 22:00:25,501 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 22:00:25,511 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,514 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,515 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,528 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (1/1) ... [2019-08-04 22:00:25,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 22:00:25,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 22:00:25,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 22:00:25,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 22:00:25,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 10:00:25" (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 [2019-08-04 22:00:25,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-04 22:00:25,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-04 22:00:26,270 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-04 22:00:26,270 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-04 22:00:26,271 INFO L202 PluginConnector]: Adding new model pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:26 BoogieIcfgContainer [2019-08-04 22:00:26,272 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 22:00:26,272 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-04 22:00:26,272 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-04 22:00:26,273 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-04 22:00:26,275 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr.6.1.ufo.UNBOUNDED.pals.c_23.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 10:00:26" (1/1) ... [2019-08-04 22:00:26,312 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-04 22:00:27,015 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-04 22:00:27,050 INFO L272 AbstractInterpreter]: Visited 29 different actions 184 times. Merged at 27 different actions 104 times. Widened at 5 different actions 5 times. Performed 2532 root evaluator evaluations with a maximum evaluation depth of 7. Performed 2532 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 46 fixpoints after 15 different actions. Largest state had 0 variables. [2019-08-04 22:00:27,050 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-04 22:00:27,054 INFO L168 Benchmark]: Toolchain (without parser) took 1602.44 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 106.5 MB in the beginning and 65.5 MB in the end (delta: 41.0 MB). Peak memory consumption was 76.1 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,055 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 141.6 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,056 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.08 ms. Allocated memory is still 141.6 MB. Free memory was 106.3 MB in the beginning and 104.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,058 INFO L168 Benchmark]: Boogie Preprocessor took 49.02 ms. Allocated memory is still 141.6 MB. Free memory was 104.5 MB in the beginning and 102.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,059 INFO L168 Benchmark]: RCFGBuilder took 721.16 ms. Allocated memory is still 141.6 MB. Free memory was 102.9 MB in the beginning and 75.4 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,061 INFO L168 Benchmark]: Abstract Interpretation took 778.03 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 75.2 MB in the beginning and 65.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. [2019-08-04 22:00:27,066 INFO L335 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 141.6 MB. Free memory was 108.8 MB in the beginning and 108.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 50.08 ms. Allocated memory is still 141.6 MB. Free memory was 106.3 MB in the beginning and 104.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 1.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.02 ms. Allocated memory is still 141.6 MB. Free memory was 104.5 MB in the beginning and 102.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 721.16 ms. Allocated memory is still 141.6 MB. Free memory was 102.9 MB in the beginning and 75.4 MB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 778.03 ms. Allocated memory was 141.6 MB in the beginning and 176.7 MB in the end (delta: 35.1 MB). Free memory was 75.2 MB in the beginning and 65.5 MB in the end (delta: 9.7 MB). Peak memory consumption was 44.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 516]: 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] ~p2_old := 0; [L154] ~p2_new := 0; [L155] ~id2 := 0; [L156] ~st2 := 0; [L157] ~mode2 := 0; [L158] ~p3_old := 0; [L159] ~p3_new := 0; [L160] ~id3 := 0; [L161] ~st3 := 0; [L162] ~mode3 := 0; [L163] ~p4_old := 0; [L164] ~p4_new := 0; [L165] ~id4 := 0; [L166] ~st4 := 0; [L167] ~mode4 := 0; [L168] ~p5_old := 0; [L169] ~p5_new := 0; [L170] ~id5 := 0; [L171] ~st5 := 0; [L172] ~mode5 := 0; [L173] ~p6_old := 0; [L174] ~p6_new := 0; [L175] ~id6 := 0; [L176] ~st6 := 0; [L177] ~mode6 := 0; [L178] ~nomsg := -1; [L179] ~send1 := 0; [L180] ~send2 := 0; [L181] ~send3 := 0; [L182] ~send4 := 0; [L183] ~send5 := 0; [L184] ~send6 := 0; [L185] havoc main_#res; [L186] havoc main_#t~nondet6, main_#t~nondet7, main_#t~nondet8, main_#t~nondet9, 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~ret31, main_#t~ret32, main_~c1~143, main_~i2~143; [L187] havoc main_~c1~143; [L188] havoc main_~i2~143; [L189] main_~c1~143 := 0; [L190] ~r1 := main_#t~nondet6; [L191] havoc main_#t~nondet6; [L192] assume -128 <= main_#t~nondet7 && main_#t~nondet7 <= 127; [L193] ~id1 := main_#t~nondet7; [L194] havoc main_#t~nondet7; [L195] assume -128 <= main_#t~nondet8 && main_#t~nondet8 <= 127; [L196] ~st1 := main_#t~nondet8; [L197] havoc main_#t~nondet8; [L198] assume -128 <= main_#t~nondet9 && main_#t~nondet9 <= 127; [L199] ~send1 := main_#t~nondet9; [L200] havoc main_#t~nondet9; [L201] ~mode1 := main_#t~nondet10; [L202] havoc main_#t~nondet10; [L203] assume -128 <= main_#t~nondet11 && main_#t~nondet11 <= 127; [L204] ~id2 := main_#t~nondet11; [L205] havoc main_#t~nondet11; [L206] assume -128 <= main_#t~nondet12 && main_#t~nondet12 <= 127; [L207] ~st2 := main_#t~nondet12; [L208] havoc main_#t~nondet12; [L209] assume -128 <= main_#t~nondet13 && main_#t~nondet13 <= 127; [L210] ~send2 := main_#t~nondet13; [L211] havoc main_#t~nondet13; [L212] ~mode2 := main_#t~nondet14; [L213] havoc main_#t~nondet14; [L214] assume -128 <= main_#t~nondet15 && main_#t~nondet15 <= 127; [L215] ~id3 := main_#t~nondet15; [L216] havoc main_#t~nondet15; [L217] assume -128 <= main_#t~nondet16 && main_#t~nondet16 <= 127; [L218] ~st3 := main_#t~nondet16; [L219] havoc main_#t~nondet16; [L220] assume -128 <= main_#t~nondet17 && main_#t~nondet17 <= 127; [L221] ~send3 := main_#t~nondet17; [L222] havoc main_#t~nondet17; [L223] ~mode3 := main_#t~nondet18; [L224] havoc main_#t~nondet18; [L225] assume -128 <= main_#t~nondet19 && main_#t~nondet19 <= 127; [L226] ~id4 := main_#t~nondet19; [L227] havoc main_#t~nondet19; [L228] assume -128 <= main_#t~nondet20 && main_#t~nondet20 <= 127; [L229] ~st4 := main_#t~nondet20; [L230] havoc main_#t~nondet20; [L231] assume -128 <= main_#t~nondet21 && main_#t~nondet21 <= 127; [L232] ~send4 := main_#t~nondet21; [L233] havoc main_#t~nondet21; [L234] ~mode4 := main_#t~nondet22; [L235] havoc main_#t~nondet22; [L236] assume -128 <= main_#t~nondet23 && main_#t~nondet23 <= 127; [L237] ~id5 := main_#t~nondet23; [L238] havoc main_#t~nondet23; [L239] assume -128 <= main_#t~nondet24 && main_#t~nondet24 <= 127; [L240] ~st5 := main_#t~nondet24; [L241] havoc main_#t~nondet24; [L242] assume -128 <= main_#t~nondet25 && main_#t~nondet25 <= 127; [L243] ~send5 := main_#t~nondet25; [L244] havoc main_#t~nondet25; [L245] ~mode5 := main_#t~nondet26; [L246] havoc main_#t~nondet26; [L247] assume -128 <= main_#t~nondet27 && main_#t~nondet27 <= 127; [L248] ~id6 := main_#t~nondet27; [L249] havoc main_#t~nondet27; [L250] assume -128 <= main_#t~nondet28 && main_#t~nondet28 <= 127; [L251] ~st6 := main_#t~nondet28; [L252] havoc main_#t~nondet28; [L253] assume -128 <= main_#t~nondet29 && main_#t~nondet29 <= 127; [L254] ~send6 := main_#t~nondet29; [L255] havoc main_#t~nondet29; [L256] ~mode6 := main_#t~nondet30; [L257] havoc main_#t~nondet30; [L258] havoc init_#res; [L259] havoc init_~tmp~51; [L260] havoc init_~tmp~51; [L261] assume ~r1 % 256 == 0; [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 ~id6 >= 0; [L283] assume ~st6 == 0; [L284] assume ~send6 == ~id6; [L285] assume ~mode6 % 256 == 0; [L286] assume ~id1 != ~id2; [L287] assume ~id1 != ~id3; [L288] assume ~id1 != ~id4; [L289] assume ~id1 != ~id5; [L290] assume ~id1 != ~id6; [L291] assume ~id2 != ~id3; [L292] assume ~id2 != ~id4; [L293] assume ~id2 != ~id5; [L294] assume ~id2 != ~id6; [L295] assume ~id3 != ~id4; [L296] assume ~id3 != ~id5; [L297] assume ~id3 != ~id6; [L298] assume ~id4 != ~id5; [L299] assume ~id4 != ~id6; [L300] assume ~id5 != ~id6; [L301] init_~tmp~51 := 1; [L302] init_#res := init_~tmp~51; [L303] main_#t~ret31 := init_#res; [L304] assume -2147483648 <= main_#t~ret31 && main_#t~ret31 <= 2147483647; [L305] main_~i2~143 := main_#t~ret31; [L306] havoc main_#t~ret31; [L307] assume main_~i2~143 != 0; [L308] ~p1_old := ~nomsg; [L309] ~p1_new := ~nomsg; [L310] ~p2_old := ~nomsg; [L311] ~p2_new := ~nomsg; [L312] ~p3_old := ~nomsg; [L313] ~p3_new := ~nomsg; [L314] ~p4_old := ~nomsg; [L315] ~p4_new := ~nomsg; [L316] ~p5_old := ~nomsg; [L317] ~p5_new := ~nomsg; [L318] ~p6_old := ~nomsg; [L319] ~p6_new := ~nomsg; [L320] main_~i2~143 := 0; [L324] assume !false; [L325] havoc node1_#t~ite0, node1_~m1~7; [L326] havoc node1_~m1~7; [L327] node1_~m1~7 := ~nomsg; [L341] assume !(~mode1 % 256 != 0); [L342] assume ~send1 != ~nomsg && ~p1_new == ~nomsg; [L343] node1_#t~ite0 := ~send1; [L344] ~p1_new := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256); [L345] havoc node1_#t~ite0; [L346] ~mode1 := 1; [L349] havoc node2_#t~ite1, node2_~m2~16; [L350] havoc node2_~m2~16; [L351] node2_~m2~16 := ~nomsg; [L363] assume !(~mode2 % 256 != 0); [L364] assume ~send2 != ~nomsg && ~p2_new == ~nomsg; [L365] node2_#t~ite1 := ~send2; [L366] ~p2_new := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256); [L367] havoc node2_#t~ite1; [L368] ~mode2 := 1; [L371] havoc node3_#t~ite2, node3_~m3~23; [L372] havoc node3_~m3~23; [L373] node3_~m3~23 := ~nomsg; [L385] assume !(~mode3 % 256 != 0); [L386] assume ~send3 != ~nomsg && ~p3_new == ~nomsg; [L387] node3_#t~ite2 := ~send3; [L388] ~p3_new := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256); [L389] havoc node3_#t~ite2; [L390] ~mode3 := 1; [L393] havoc node4_#t~ite3, node4_~m4~30; [L394] havoc node4_~m4~30; [L395] node4_~m4~30 := ~nomsg; [L407] assume !(~mode4 % 256 != 0); [L408] assume ~send4 != ~nomsg && ~p4_new == ~nomsg; [L409] node4_#t~ite3 := ~send4; [L410] ~p4_new := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256); [L411] havoc node4_#t~ite3; [L412] ~mode4 := 1; [L415] havoc node5_#t~ite4, node5_~m5~37; [L416] havoc node5_~m5~37; [L417] node5_~m5~37 := ~nomsg; [L429] assume !(~mode5 % 256 != 0); [L430] assume ~send5 != ~nomsg && ~p5_new == ~nomsg; [L431] node5_#t~ite4 := ~send5; [L432] ~p5_new := (if node5_#t~ite4 % 256 <= 127 then node5_#t~ite4 % 256 else node5_#t~ite4 % 256 - 256); [L433] havoc node5_#t~ite4; [L434] ~mode5 := 1; [L437] havoc node6_#t~ite5, node6_~m6~44; [L438] havoc node6_~m6~44; [L439] node6_~m6~44 := ~nomsg; [L451] assume !(~mode6 % 256 != 0); [L452] assume ~send6 != ~nomsg && ~p6_new == ~nomsg; [L453] node6_#t~ite5 := ~send6; [L454] ~p6_new := (if node6_#t~ite5 % 256 <= 127 then node6_#t~ite5 % 256 else node6_#t~ite5 % 256 - 256); [L455] havoc node6_#t~ite5; [L456] ~mode6 := 1; [L459] ~p1_old := ~p1_new; [L460] ~p1_new := ~nomsg; [L461] ~p2_old := ~p2_new; [L462] ~p2_new := ~nomsg; [L463] ~p3_old := ~p3_new; [L464] ~p3_new := ~nomsg; [L465] ~p4_old := ~p4_new; [L466] ~p4_new := ~nomsg; [L467] ~p5_old := ~p5_new; [L468] ~p5_new := ~nomsg; [L469] ~p6_old := ~p6_new; [L470] ~p6_new := ~nomsg; [L471] havoc check_#res; [L472] havoc check_~tmp~133; [L473] havoc check_~tmp~133; [L474] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L482] assume !(~r1 % 256 >= 6); [L483] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 == 0; [L488] assume ~r1 % 256 < 6; [L489] check_~tmp~133 := 1; [L497] check_#res := check_~tmp~133; [L498] main_#t~ret32 := check_#res; [L499] assume -2147483648 <= main_#t~ret32 && main_#t~ret32 <= 2147483647; [L500] main_~c1~143 := main_#t~ret32; [L501] havoc main_#t~ret32; [L502] assert_#in~arg := (if main_~c1~143 == 0 then 0 else 1); [L503] havoc assert_~arg; [L504] assert_~arg := assert_#in~arg; [L513] assume !(assert_~arg % 256 == 0); [L324] assume !false; [L325] havoc node1_#t~ite0, node1_~m1~7; [L326] havoc node1_~m1~7; [L327] node1_~m1~7 := ~nomsg; [L332] assume ~mode1 % 256 != 0; [L333] assume !(~r1 % 256 == 255); [L334] ~r1 := ~r1 % 256 + 1; [L335] node1_~m1~7 := ~p6_old; [L336] ~p6_old := ~nomsg; [L337] assume !(node1_~m1~7 != ~nomsg); [L338] ~mode1 := 0; [L349] havoc node2_#t~ite1, node2_~m2~16; [L350] havoc node2_~m2~16; [L351] node2_~m2~16 := ~nomsg; [L356] assume ~mode2 % 256 != 0; [L357] node2_~m2~16 := ~p1_old; [L358] ~p1_old := ~nomsg; [L359] assume !(node2_~m2~16 != ~nomsg); [L360] ~mode2 := 0; [L371] havoc node3_#t~ite2, node3_~m3~23; [L372] havoc node3_~m3~23; [L373] node3_~m3~23 := ~nomsg; [L378] assume ~mode3 % 256 != 0; [L379] node3_~m3~23 := ~p2_old; [L380] ~p2_old := ~nomsg; [L381] assume !(node3_~m3~23 != ~nomsg); [L382] ~mode3 := 0; [L393] havoc node4_#t~ite3, node4_~m4~30; [L394] havoc node4_~m4~30; [L395] node4_~m4~30 := ~nomsg; [L400] assume ~mode4 % 256 != 0; [L401] node4_~m4~30 := ~p3_old; [L402] ~p3_old := ~nomsg; [L403] assume !(node4_~m4~30 != ~nomsg); [L404] ~mode4 := 0; [L415] havoc node5_#t~ite4, node5_~m5~37; [L416] havoc node5_~m5~37; [L417] node5_~m5~37 := ~nomsg; [L422] assume ~mode5 % 256 != 0; [L423] node5_~m5~37 := ~p4_old; [L424] ~p4_old := ~nomsg; [L425] assume !(node5_~m5~37 != ~nomsg); [L426] ~mode5 := 0; [L437] havoc node6_#t~ite5, node6_~m6~44; [L438] havoc node6_~m6~44; [L439] node6_~m6~44 := ~nomsg; [L444] assume ~mode6 % 256 != 0; [L445] node6_~m6~44 := ~p5_old; [L446] ~p5_old := ~nomsg; [L447] assume !(node6_~m6~44 != ~nomsg); [L448] ~mode6 := 0; [L459] ~p1_old := ~p1_new; [L460] ~p1_new := ~nomsg; [L461] ~p2_old := ~p2_new; [L462] ~p2_new := ~nomsg; [L463] ~p3_old := ~p3_new; [L464] ~p3_new := ~nomsg; [L465] ~p4_old := ~p4_new; [L466] ~p4_new := ~nomsg; [L467] ~p5_old := ~p5_new; [L468] ~p5_new := ~nomsg; [L469] ~p6_old := ~p6_new; [L470] ~p6_new := ~nomsg; [L471] havoc check_#res; [L472] havoc check_~tmp~133; [L473] havoc check_~tmp~133; [L474] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L482] assume !(~r1 % 256 >= 6); [L483] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 == 0; [L488] assume ~r1 % 256 < 6; [L489] check_~tmp~133 := 1; [L497] check_#res := check_~tmp~133; [L498] main_#t~ret32 := check_#res; [L499] assume -2147483648 <= main_#t~ret32 && main_#t~ret32 <= 2147483647; [L500] main_~c1~143 := main_#t~ret32; [L501] havoc main_#t~ret32; [L502] assert_#in~arg := (if main_~c1~143 == 0 then 0 else 1); [L503] havoc assert_~arg; [L504] assert_~arg := assert_#in~arg; [L513] assume !(assert_~arg % 256 == 0); [L324] assume !false; [L325] havoc node1_#t~ite0, node1_~m1~7; [L326] havoc node1_~m1~7; [L327] node1_~m1~7 := ~nomsg; [L332] assume ~mode1 % 256 != 0; [L333] assume !(~r1 % 256 == 255); [L334] ~r1 := ~r1 % 256 + 1; [L335] node1_~m1~7 := ~p6_old; [L336] ~p6_old := ~nomsg; [L337] assume !(node1_~m1~7 != ~nomsg); [L338] ~mode1 := 0; [L349] havoc node2_#t~ite1, node2_~m2~16; [L350] havoc node2_~m2~16; [L351] node2_~m2~16 := ~nomsg; [L363] assume !(~mode2 % 256 != 0); [L364] assume ~send2 != ~nomsg && ~p2_new == ~nomsg; [L365] node2_#t~ite1 := ~send2; [L366] ~p2_new := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256); [L367] havoc node2_#t~ite1; [L368] ~mode2 := 1; [L371] havoc node3_#t~ite2, node3_~m3~23; [L372] havoc node3_~m3~23; [L373] node3_~m3~23 := ~nomsg; [L378] assume ~mode3 % 256 != 0; [L379] node3_~m3~23 := ~p2_old; [L380] ~p2_old := ~nomsg; [L381] assume !(node3_~m3~23 != ~nomsg); [L382] ~mode3 := 0; [L393] havoc node4_#t~ite3, node4_~m4~30; [L394] havoc node4_~m4~30; [L395] node4_~m4~30 := ~nomsg; [L407] assume !(~mode4 % 256 != 0); [L408] assume ~send4 != ~nomsg && ~p4_new == ~nomsg; [L409] node4_#t~ite3 := ~send4; [L410] ~p4_new := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256); [L411] havoc node4_#t~ite3; [L412] ~mode4 := 1; [L415] havoc node5_#t~ite4, node5_~m5~37; [L416] havoc node5_~m5~37; [L417] node5_~m5~37 := ~nomsg; [L422] assume ~mode5 % 256 != 0; [L423] node5_~m5~37 := ~p4_old; [L424] ~p4_old := ~nomsg; [L425] assume !(node5_~m5~37 != ~nomsg); [L426] ~mode5 := 0; [L437] havoc node6_#t~ite5, node6_~m6~44; [L438] havoc node6_~m6~44; [L439] node6_~m6~44 := ~nomsg; [L451] assume !(~mode6 % 256 != 0); [L452] assume ~send6 != ~nomsg && ~p6_new == ~nomsg; [L453] node6_#t~ite5 := ~send6; [L454] ~p6_new := (if node6_#t~ite5 % 256 <= 127 then node6_#t~ite5 % 256 else node6_#t~ite5 % 256 - 256); [L455] havoc node6_#t~ite5; [L456] ~mode6 := 1; [L459] ~p1_old := ~p1_new; [L460] ~p1_new := ~nomsg; [L461] ~p2_old := ~p2_new; [L462] ~p2_new := ~nomsg; [L463] ~p3_old := ~p3_new; [L464] ~p3_new := ~nomsg; [L465] ~p4_old := ~p4_new; [L466] ~p4_new := ~nomsg; [L467] ~p5_old := ~p5_new; [L468] ~p5_new := ~nomsg; [L469] ~p6_old := ~p6_new; [L470] ~p6_new := ~nomsg; [L471] havoc check_#res; [L472] havoc check_~tmp~133; [L473] havoc check_~tmp~133; [L474] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L479] assume ~r1 % 256 >= 6; [L492] assume !(~r1 % 256 < 6); [L493] assume !(~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 == 1); [L494] check_~tmp~133 := 0; [L497] check_#res := check_~tmp~133; [L498] main_#t~ret32 := check_#res; [L499] assume -2147483648 <= main_#t~ret32 && main_#t~ret32 <= 2147483647; [L500] main_~c1~143 := main_#t~ret32; [L501] havoc main_#t~ret32; [L502] assert_#in~arg := (if main_~c1~143 == 0 then 0 else 1); [L503] havoc assert_~arg; [L504] assert_~arg := assert_#in~arg; [L509] assume assert_~arg % 256 == 0; [L510] assume !false; [L516] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...