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-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 19:51:45,346 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 19:51:45,349 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 19:51:45,362 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 19:51:45,362 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 19:51:45,364 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 19:51:45,365 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 19:51:45,368 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 19:51:45,370 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 19:51:45,371 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 19:51:45,372 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 19:51:45,372 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 19:51:45,376 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 19:51:45,377 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 19:51:45,382 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 19:51:45,383 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 19:51:45,384 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 19:51:45,386 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 19:51:45,388 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 19:51:45,390 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 19:51:45,391 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 19:51:45,392 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 19:51:45,395 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 19:51:45,395 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 19:51:45,395 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 19:51:45,396 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 19:51:45,397 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 19:51:45,398 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 19:51:45,399 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 19:51:45,400 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 19:51:45,401 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 19:51:45,402 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-12-03 19:51:45,405 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 19:51:45,420 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 19:51:45,421 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 19:51:45,422 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 19:51:45,422 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 19:51:45,422 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 19:51:45,422 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 19:51:45,423 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 19:51:45,423 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 19:51:45,423 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 19:51:45,423 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 19:51:45,426 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 19:51:45,427 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 19:51:45,427 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 19:51:45,427 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 19:51:45,427 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 19:51:45,428 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 19:51:45,429 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 19:51:45,429 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 19:51:45,429 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 19:51:45,429 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 19:51:45,430 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 19:51:45,431 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 19:51:45,432 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 19:51:45,432 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 19:51:45,432 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 19:51:45,432 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 19:51:45,432 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 19:51:45,433 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 19:51:45,433 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 19:51:45,433 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 19:51:45,434 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 19:51:45,434 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 19:51:45,434 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 19:51:45,434 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 19:51:45,434 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 19:51:45,435 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 19:51:45,436 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 19:51:45,436 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 19:51:45,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 19:51:45,436 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 19:51:45,437 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 19:51:45,490 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 19:51:45,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 19:51:45,515 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 19:51:45,519 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 19:51:45,520 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 19:51:45,521 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl [2018-12-03 19:51:45,521 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl' [2018-12-03 19:51:45,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 19:51:45,629 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 19:51:45,629 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 19:51:45,630 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 19:51:45,630 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 19:51:45,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,667 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 19:51:45,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 19:51:45,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 19:51:45,696 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 19:51:45,708 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,718 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,752 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (1/1) ... [2018-12-03 19:51:45,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 19:51:45,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 19:51:45,763 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 19:51:45,763 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 19:51:45,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 07:51:45" (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 19:51:45,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 19:51:45,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 19:51:46,583 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 19:51:46,584 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 19:51:46,584 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:51:46 BoogieIcfgContainer [2018-12-03 19:51:46,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 19:51:46,585 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 19:51:46,585 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 19:51:46,585 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 19:51:46,586 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr-var-start-time.6.1.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 07:51:46" (1/1) ... [2018-12-03 19:51:46,635 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 19:51:48,750 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 19:51:48,783 INFO L272 AbstractInterpreter]: Visited 27 different actions 211 times. Merged at 25 different actions 128 times. Widened at 3 different actions 3 times. Found 48 fixpoints after 15 different actions. Largest state had 0 variables. [2018-12-03 19:51:48,792 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 19:51:48,793 INFO L168 Benchmark]: Toolchain (without parser) took 3165.63 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 994.2 MB in the end (delta: 465.1 MB). Peak memory consumption was 465.1 MB. Max. memory is 7.1 GB. [2018-12-03 19:51:48,796 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 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 19:51:48,796 INFO L168 Benchmark]: Boogie Procedure Inliner took 64.75 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 19:51:48,797 INFO L168 Benchmark]: Boogie Preprocessor took 63.79 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 19:51:48,798 INFO L168 Benchmark]: RCFGBuilder took 821.89 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 19:51:48,800 INFO L168 Benchmark]: Abstract Interpretation took 2207.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 994.2 MB in the end (delta: 422.8 MB). Peak memory consumption was 422.8 MB. Max. memory is 7.1 GB. [2018-12-03 19:51:48,805 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 0.21 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 64.75 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 63.79 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 821.89 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 2207.17 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 994.2 MB in the end (delta: 422.8 MB). Peak memory consumption was 422.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 545]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L172] ~r1 := 0; [L173] ~p1_old := 0; [L174] ~p1_new := 0; [L175] ~id1 := 0; [L176] ~st1 := 0; [L177] ~mode1 := 0; [L178] ~alive1 := 0; [L179] ~p2_old := 0; [L180] ~p2_new := 0; [L181] ~id2 := 0; [L182] ~st2 := 0; [L183] ~mode2 := 0; [L184] ~alive2 := 0; [L185] ~p3_old := 0; [L186] ~p3_new := 0; [L187] ~id3 := 0; [L188] ~st3 := 0; [L189] ~mode3 := 0; [L190] ~alive3 := 0; [L191] ~p4_old := 0; [L192] ~p4_new := 0; [L193] ~id4 := 0; [L194] ~st4 := 0; [L195] ~mode4 := 0; [L196] ~alive4 := 0; [L197] ~p5_old := 0; [L198] ~p5_new := 0; [L199] ~id5 := 0; [L200] ~st5 := 0; [L201] ~mode5 := 0; [L202] ~alive5 := 0; [L203] ~p6_old := 0; [L204] ~p6_new := 0; [L205] ~id6 := 0; [L206] ~st6 := 0; [L207] ~mode6 := 0; [L208] ~alive6 := 0; [L209] ~nomsg := -1; [L210] ~send1 := 0; [L211] ~send2 := 0; [L212] ~send3 := 0; [L213] ~send4 := 0; [L214] ~send5 := 0; [L215] ~send6 := 0; [L216] havoc main_#res; [L217] havoc 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~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~nondet42, main_#t~ret43, main_#t~ret44, main_#t~post45, main_~c1~165, main_~i2~165; [L218] havoc main_~c1~165; [L219] havoc main_~i2~165; [L220] main_~c1~165 := 0; [L221] assume -128 <= main_#t~nondet12 && main_#t~nondet12 <= 127; [L222] ~r1 := main_#t~nondet12; [L223] havoc main_#t~nondet12; [L224] assume -128 <= main_#t~nondet13 && main_#t~nondet13 <= 127; [L225] ~id1 := main_#t~nondet13; [L226] havoc main_#t~nondet13; [L227] assume -128 <= main_#t~nondet14 && main_#t~nondet14 <= 127; [L228] ~st1 := main_#t~nondet14; [L229] havoc main_#t~nondet14; [L230] assume -128 <= main_#t~nondet15 && main_#t~nondet15 <= 127; [L231] ~send1 := main_#t~nondet15; [L232] havoc main_#t~nondet15; [L233] ~mode1 := main_#t~nondet16; [L234] havoc main_#t~nondet16; [L235] ~alive1 := main_#t~nondet17; [L236] havoc main_#t~nondet17; [L237] assume -128 <= main_#t~nondet18 && main_#t~nondet18 <= 127; [L238] ~id2 := main_#t~nondet18; [L239] havoc main_#t~nondet18; [L240] assume -128 <= main_#t~nondet19 && main_#t~nondet19 <= 127; [L241] ~st2 := main_#t~nondet19; [L242] havoc main_#t~nondet19; [L243] assume -128 <= main_#t~nondet20 && main_#t~nondet20 <= 127; [L244] ~send2 := main_#t~nondet20; [L245] havoc main_#t~nondet20; [L246] ~mode2 := main_#t~nondet21; [L247] havoc main_#t~nondet21; [L248] ~alive2 := main_#t~nondet22; [L249] havoc main_#t~nondet22; [L250] assume -128 <= main_#t~nondet23 && main_#t~nondet23 <= 127; [L251] ~id3 := main_#t~nondet23; [L252] havoc main_#t~nondet23; [L253] assume -128 <= main_#t~nondet24 && main_#t~nondet24 <= 127; [L254] ~st3 := main_#t~nondet24; [L255] havoc main_#t~nondet24; [L256] assume -128 <= main_#t~nondet25 && main_#t~nondet25 <= 127; [L257] ~send3 := main_#t~nondet25; [L258] havoc main_#t~nondet25; [L259] ~mode3 := main_#t~nondet26; [L260] havoc main_#t~nondet26; [L261] ~alive3 := main_#t~nondet27; [L262] havoc main_#t~nondet27; [L263] assume -128 <= main_#t~nondet28 && main_#t~nondet28 <= 127; [L264] ~id4 := main_#t~nondet28; [L265] havoc main_#t~nondet28; [L266] assume -128 <= main_#t~nondet29 && main_#t~nondet29 <= 127; [L267] ~st4 := main_#t~nondet29; [L268] havoc main_#t~nondet29; [L269] assume -128 <= main_#t~nondet30 && main_#t~nondet30 <= 127; [L270] ~send4 := main_#t~nondet30; [L271] havoc main_#t~nondet30; [L272] ~mode4 := main_#t~nondet31; [L273] havoc main_#t~nondet31; [L274] ~alive4 := main_#t~nondet32; [L275] havoc main_#t~nondet32; [L276] assume -128 <= main_#t~nondet33 && main_#t~nondet33 <= 127; [L277] ~id5 := main_#t~nondet33; [L278] havoc main_#t~nondet33; [L279] assume -128 <= main_#t~nondet34 && main_#t~nondet34 <= 127; [L280] ~st5 := main_#t~nondet34; [L281] havoc main_#t~nondet34; [L282] assume -128 <= main_#t~nondet35 && main_#t~nondet35 <= 127; [L283] ~send5 := main_#t~nondet35; [L284] havoc main_#t~nondet35; [L285] ~mode5 := main_#t~nondet36; [L286] havoc main_#t~nondet36; [L287] ~alive5 := main_#t~nondet37; [L288] havoc main_#t~nondet37; [L289] assume -128 <= main_#t~nondet38 && main_#t~nondet38 <= 127; [L290] ~id6 := main_#t~nondet38; [L291] havoc main_#t~nondet38; [L292] assume -128 <= main_#t~nondet39 && main_#t~nondet39 <= 127; [L293] ~st6 := main_#t~nondet39; [L294] havoc main_#t~nondet39; [L295] assume -128 <= main_#t~nondet40 && main_#t~nondet40 <= 127; [L296] ~send6 := main_#t~nondet40; [L297] havoc main_#t~nondet40; [L298] ~mode6 := main_#t~nondet41; [L299] havoc main_#t~nondet41; [L300] ~alive6 := main_#t~nondet42; [L301] havoc main_#t~nondet42; [L302] havoc init_#res; [L303] havoc init_~tmp~74; [L304] havoc init_~tmp~74; [L305] assume ~r1 == 0; [L306] assume ~alive1 % 256 + ~alive2 % 256 + ~alive3 % 256 + ~alive4 % 256 + ~alive5 % 256 + ~alive6 % 256 >= 1; [L307] assume ~id1 >= 0; [L308] assume ~st1 == 0; [L309] assume ~send1 == ~id1; [L310] assume ~mode1 % 256 == 0; [L311] assume ~id2 >= 0; [L312] assume ~st2 == 0; [L313] assume ~send2 == ~id2; [L314] assume ~mode2 % 256 == 0; [L315] assume ~id3 >= 0; [L316] assume ~st3 == 0; [L317] assume ~send3 == ~id3; [L318] assume ~mode3 % 256 == 0; [L319] assume ~id4 >= 0; [L320] assume ~st4 == 0; [L321] assume ~send4 == ~id4; [L322] assume ~mode4 % 256 == 0; [L323] assume ~id5 >= 0; [L324] assume ~st5 == 0; [L325] assume ~send5 == ~id5; [L326] assume ~mode5 % 256 == 0; [L327] assume ~id6 >= 0; [L328] assume ~st6 == 0; [L329] assume ~send6 == ~id6; [L330] assume ~mode6 % 256 == 0; [L331] assume ~id1 != ~id2; [L332] assume ~id1 != ~id3; [L333] assume ~id1 != ~id4; [L334] assume ~id1 != ~id5; [L335] assume ~id1 != ~id6; [L336] assume ~id2 != ~id3; [L337] assume ~id2 != ~id4; [L338] assume ~id2 != ~id5; [L339] assume ~id2 != ~id6; [L340] assume ~id3 != ~id4; [L341] assume ~id3 != ~id5; [L342] assume ~id3 != ~id6; [L343] assume ~id4 != ~id5; [L344] assume ~id4 != ~id6; [L345] assume ~id5 != ~id6; [L346] init_~tmp~74 := 1; [L347] init_#res := init_~tmp~74; [L348] main_#t~ret43 := init_#res; [L349] assume -2147483648 <= main_#t~ret43 && main_#t~ret43 <= 2147483647; [L350] main_~i2~165 := main_#t~ret43; [L351] havoc main_#t~ret43; [L352] assume main_~i2~165 != 0; [L353] ~p1_old := ~nomsg; [L354] ~p1_new := ~nomsg; [L355] ~p2_old := ~nomsg; [L356] ~p2_new := ~nomsg; [L357] ~p3_old := ~nomsg; [L358] ~p3_new := ~nomsg; [L359] ~p4_old := ~nomsg; [L360] ~p4_new := ~nomsg; [L361] ~p5_old := ~nomsg; [L362] ~p5_new := ~nomsg; [L363] ~p6_old := ~nomsg; [L364] ~p6_new := ~nomsg; [L365] main_~i2~165 := 0; [L369] assume !!(main_~i2~165 < 12); [L370] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L371] havoc node1_~m1~7; [L372] node1_~m1~7 := ~nomsg; [L385] assume !(~mode1 % 256 != 0); [L386] assume ~alive1 % 256 != 0; [L387] assume ~send1 != ~nomsg && ~p1_new == ~nomsg; [L388] node1_#t~ite0 := ~send1; [L389] ~p1_new := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256); [L390] havoc node1_#t~ite0; [L391] ~mode1 := 1; [L394] havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~19; [L395] havoc node2_~m2~19; [L396] node2_~m2~19 := ~nomsg; [L408] assume !(~mode2 % 256 != 0); [L409] assume !(~alive2 % 256 != 0); [L410] assume !(~send2 != ~id2); [L411] ~mode2 := 1; [L414] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~30; [L415] havoc node3_~m3~30; [L416] node3_~m3~30 := ~nomsg; [L428] assume !(~mode3 % 256 != 0); [L429] assume !(~alive3 % 256 != 0); [L430] assume !(~send3 != ~id3); [L431] ~mode3 := 1; [L434] havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~41; [L435] havoc node4_~m4~41; [L436] node4_~m4~41 := ~nomsg; [L448] assume !(~mode4 % 256 != 0); [L449] assume !(~alive4 % 256 != 0); [L450] assume !(~send4 != ~id4); [L451] ~mode4 := 1; [L454] havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~52; [L455] havoc node5_~m5~52; [L456] node5_~m5~52 := ~nomsg; [L461] assume !(~mode5 % 256 != 0); [L462] assume !(~alive5 % 256 != 0); [L463] assume !(~send5 != ~id5); [L464] ~mode5 := 1; [L474] havoc node6_#t~ite10, node6_#t~ite11, node6_~m6~63; [L475] havoc node6_~m6~63; [L476] node6_~m6~63 := ~nomsg; [L488] assume !(~mode6 % 256 != 0); [L489] assume !(~alive6 % 256 != 0); [L490] assume !(~send6 != ~id6); [L491] ~mode6 := 1; [L494] ~p1_old := ~p1_new; [L495] ~p1_new := ~nomsg; [L496] ~p2_old := ~p2_new; [L497] ~p2_new := ~nomsg; [L498] ~p3_old := ~p3_new; [L499] ~p3_new := ~nomsg; [L500] ~p4_old := ~p4_new; [L501] ~p4_new := ~nomsg; [L502] ~p5_old := ~p5_new; [L503] ~p5_new := ~nomsg; [L504] ~p6_old := ~p6_new; [L505] ~p6_new := ~nomsg; [L506] havoc check_#res; [L507] havoc check_~tmp~158; [L508] havoc check_~tmp~158; [L509] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L514] assume ~r1 < 6; [L515] check_~tmp~158 := 1; [L523] check_#res := check_~tmp~158; [L524] main_#t~ret44 := check_#res; [L525] assume -2147483648 <= main_#t~ret44 && main_#t~ret44 <= 2147483647; [L526] main_~c1~165 := main_#t~ret44; [L527] havoc main_#t~ret44; [L528] assert_#in~arg := (if main_~c1~165 == 0 then 0 else 1); [L529] havoc assert_~arg; [L530] assert_~arg := assert_#in~arg; [L539] assume !(assert_~arg % 256 == 0); [L540] main_#t~post45 := main_~i2~165; [L541] main_~i2~165 := main_#t~post45 + 1; [L542] havoc main_#t~post45; [L369] assume !!(main_~i2~165 < 12); [L370] havoc node1_#t~ite0, node1_#t~ite1, node1_~m1~7; [L371] havoc node1_~m1~7; [L372] node1_~m1~7 := ~nomsg; [L377] assume ~mode1 % 256 != 0; [L378] ~r1 := (if (~r1 + 1) % 256 <= 127 then (~r1 + 1) % 256 else (~r1 + 1) % 256 - 256); [L379] node1_~m1~7 := ~p6_old; [L380] ~p6_old := ~nomsg; [L381] assume !(node1_~m1~7 != ~nomsg); [L382] ~mode1 := 0; [L394] havoc node2_#t~ite2, node2_#t~ite3, node2_~m2~19; [L395] havoc node2_~m2~19; [L396] node2_~m2~19 := ~nomsg; [L401] assume ~mode2 % 256 != 0; [L402] node2_~m2~19 := ~p1_old; [L403] ~p1_old := ~nomsg; [L404] assume !(node2_~m2~19 != ~nomsg); [L405] ~mode2 := 0; [L414] havoc node3_#t~ite4, node3_#t~ite5, node3_~m3~30; [L415] havoc node3_~m3~30; [L416] node3_~m3~30 := ~nomsg; [L421] assume ~mode3 % 256 != 0; [L422] node3_~m3~30 := ~p2_old; [L423] ~p2_old := ~nomsg; [L424] assume !(node3_~m3~30 != ~nomsg); [L425] ~mode3 := 0; [L434] havoc node4_#t~ite6, node4_#t~ite7, node4_~m4~41; [L435] havoc node4_~m4~41; [L436] node4_~m4~41 := ~nomsg; [L441] assume ~mode4 % 256 != 0; [L442] node4_~m4~41 := ~p3_old; [L443] ~p3_old := ~nomsg; [L444] assume !(node4_~m4~41 != ~nomsg); [L445] ~mode4 := 0; [L454] havoc node5_#t~ite8, node5_#t~ite9, node5_~m5~52; [L455] havoc node5_~m5~52; [L456] node5_~m5~52 := ~nomsg; [L467] assume ~mode5 % 256 != 0; [L468] node5_~m5~52 := ~p4_old; [L469] ~p4_old := ~nomsg; [L470] assume !(node5_~m5~52 != ~nomsg); [L471] ~mode5 := 0; [L474] havoc node6_#t~ite10, node6_#t~ite11, node6_~m6~63; [L475] havoc node6_~m6~63; [L476] node6_~m6~63 := ~nomsg; [L481] assume ~mode6 % 256 != 0; [L482] node6_~m6~63 := ~p5_old; [L483] ~p5_old := ~nomsg; [L484] assume !(node6_~m6~63 != ~nomsg); [L485] ~mode6 := 0; [L494] ~p1_old := ~p1_new; [L495] ~p1_new := ~nomsg; [L496] ~p2_old := ~p2_new; [L497] ~p2_new := ~nomsg; [L498] ~p3_old := ~p3_new; [L499] ~p3_new := ~nomsg; [L500] ~p4_old := ~p4_new; [L501] ~p4_new := ~nomsg; [L502] ~p5_old := ~p5_new; [L503] ~p5_new := ~nomsg; [L504] ~p6_old := ~p6_new; [L505] ~p6_new := ~nomsg; [L506] havoc check_#res; [L507] havoc check_~tmp~158; [L508] havoc check_~tmp~158; [L509] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L518] assume !(~r1 < 6); [L519] assume !(~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 == 1); [L520] check_~tmp~158 := 0; [L523] check_#res := check_~tmp~158; [L524] main_#t~ret44 := check_#res; [L525] assume -2147483648 <= main_#t~ret44 && main_#t~ret44 <= 2147483647; [L526] main_~c1~165 := main_#t~ret44; [L527] havoc main_#t~ret44; [L528] assert_#in~arg := (if main_~c1~165 == 0 then 0 else 1); [L529] havoc assert_~arg; [L530] assert_~arg := assert_#in~arg; [L535] assume assert_~arg % 256 == 0; [L536] assume !false; [L545] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...