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_exp_cong.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-c78c21b [2018-12-03 20:06:06,463 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-03 20:06:06,465 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-03 20:06:06,479 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-03 20:06:06,480 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-03 20:06:06,482 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-03 20:06:06,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-03 20:06:06,486 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-03 20:06:06,489 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-03 20:06:06,490 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-03 20:06:06,492 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-03 20:06:06,493 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-03 20:06:06,495 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-03 20:06:06,497 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-03 20:06:06,498 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-03 20:06:06,499 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-03 20:06:06,500 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-03 20:06:06,502 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-03 20:06:06,504 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-03 20:06:06,505 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-03 20:06:06,507 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-03 20:06:06,508 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-03 20:06:06,510 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-03 20:06:06,511 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-03 20:06:06,511 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-03 20:06:06,512 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-03 20:06:06,513 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-03 20:06:06,514 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-03 20:06:06,515 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-03 20:06:06,516 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-03 20:06:06,516 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-03 20:06:06,517 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... 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[2018-12-03 20:06:06,519 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/array-bench/reach_32bit_array_compound_exp_cong.epf [2018-12-03 20:06:06,540 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-03 20:06:06,540 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-03 20:06:06,541 INFO L131 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2018-12-03 20:06:06,541 INFO L133 SettingsManager]: * Show backtranslation warnings=false [2018-12-03 20:06:06,541 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-03 20:06:06,542 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-03 20:06:06,542 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-03 20:06:06,542 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-03 20:06:06,542 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-03 20:06:06,542 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-03 20:06:06,543 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-03 20:06:06,543 INFO L133 SettingsManager]: * Abstract domain=ArrayDomain [2018-12-03 20:06:06,543 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-03 20:06:06,543 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-03 20:06:06,543 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-03 20:06:06,544 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-03 20:06:06,544 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-03 20:06:06,544 INFO L133 SettingsManager]: * Use SBE=true [2018-12-03 20:06:06,545 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-03 20:06:06,545 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-03 20:06:06,545 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-03 20:06:06,545 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-03 20:06:06,545 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-03 20:06:06,546 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-03 20:06:06,546 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-03 20:06:06,546 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-03 20:06:06,546 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-03 20:06:06,546 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-03 20:06:06,547 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-03 20:06:06,547 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-03 20:06:06,547 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-03 20:06:06,547 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-03 20:06:06,547 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-03 20:06:06,548 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-03 20:06:06,548 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-03 20:06:06,548 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-03 20:06:06,548 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-03 20:06:06,548 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-03 20:06:06,549 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-03 20:06:06,549 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-03 20:06:06,549 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-12-03 20:06:06,597 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-03 20:06:06,611 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-03 20:06:06,615 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-03 20:06:06,617 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-12-03 20:06:06,617 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-12-03 20:06:06,618 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl [2018-12-03 20:06:06,619 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl' [2018-12-03 20:06:06,690 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-03 20:06:06,692 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-12-03 20:06:06,693 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-03 20:06:06,693 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-03 20:06:06,693 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-03 20:06:06,712 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,727 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-03 20:06:06,738 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-03 20:06:06,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-03 20:06:06,739 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-03 20:06:06,756 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,761 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (1/1) ... [2018-12-03 20:06:06,808 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-03 20:06:06,809 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-03 20:06:06,809 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-03 20:06:06,814 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-03 20:06:06,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 03.12 08:06:06" (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 20:06:06,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-03 20:06:06,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-03 20:06:07,565 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-03 20:06:07,565 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-12-03 20:06:07,566 INFO L202 PluginConnector]: Adding new model pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:06:07 BoogieIcfgContainer [2018-12-03 20:06:07,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-03 20:06:07,567 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-12-03 20:06:07,567 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-12-03 20:06:07,567 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-12-03 20:06:07,568 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr.5.1.ufo.UNBOUNDED.pals.c_19.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 08:06:07" (1/1) ... [2018-12-03 20:06:07,612 INFO L101 FixpointEngine]: Starting fixpoint engine with domain ArrayDomain (maxUnwinding=3, maxParallelStates=2) [2018-12-03 20:06:09,177 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-12-03 20:06:09,211 INFO L272 AbstractInterpreter]: Visited 26 different actions 145 times. Merged at 23 different actions 81 times. Widened at 1 different actions 1 times. Found 33 fixpoints after 13 different actions. Largest state had 0 variables. [2018-12-03 20:06:09,214 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-12-03 20:06:09,215 INFO L168 Benchmark]: Toolchain (without parser) took 2524.46 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.2 GB in the end (delta: 285.4 MB). Peak memory consumption was 285.4 MB. Max. memory is 7.1 GB. [2018-12-03 20:06:09,218 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.23 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 20:06:09,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.38 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 20:06:09,220 INFO L168 Benchmark]: Boogie Preprocessor took 70.51 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 20:06:09,220 INFO L168 Benchmark]: RCFGBuilder took 756.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-12-03 20:06:09,222 INFO L168 Benchmark]: Abstract Interpretation took 1647.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. [2018-12-03 20:06:09,228 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 0.23 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 45.38 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 70.51 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 756.77 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1647.40 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.2 GB in the end (delta: 253.7 MB). Peak memory consumption was 253.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 443]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L126] ~r1 := 0; [L127] ~p1_old := 0; [L128] ~p1_new := 0; [L129] ~id1 := 0; [L130] ~st1 := 0; [L131] ~mode1 := 0; [L132] ~p2_old := 0; [L133] ~p2_new := 0; [L134] ~id2 := 0; [L135] ~st2 := 0; [L136] ~mode2 := 0; [L137] ~p3_old := 0; [L138] ~p3_new := 0; [L139] ~id3 := 0; [L140] ~st3 := 0; [L141] ~mode3 := 0; [L142] ~p4_old := 0; [L143] ~p4_new := 0; [L144] ~id4 := 0; [L145] ~st4 := 0; [L146] ~mode4 := 0; [L147] ~p5_old := 0; [L148] ~p5_new := 0; [L149] ~id5 := 0; [L150] ~st5 := 0; [L151] ~mode5 := 0; [L152] ~nomsg := -1; [L153] ~send1 := 0; [L154] ~send2 := 0; [L155] ~send3 := 0; [L156] ~send4 := 0; [L157] ~send5 := 0; [L158] havoc main_#res; [L159] havoc main_#t~nondet5, 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~ret26, main_#t~ret27, main_~c1~118, main_~i2~118; [L160] havoc main_~c1~118; [L161] havoc main_~i2~118; [L162] main_~c1~118 := 0; [L163] ~r1 := main_#t~nondet5; [L164] havoc main_#t~nondet5; [L165] assume -128 <= main_#t~nondet6 && main_#t~nondet6 <= 127; [L166] ~id1 := main_#t~nondet6; [L167] havoc main_#t~nondet6; [L168] assume -128 <= main_#t~nondet7 && main_#t~nondet7 <= 127; [L169] ~st1 := main_#t~nondet7; [L170] havoc main_#t~nondet7; [L171] assume -128 <= main_#t~nondet8 && main_#t~nondet8 <= 127; [L172] ~send1 := main_#t~nondet8; [L173] havoc main_#t~nondet8; [L174] ~mode1 := main_#t~nondet9; [L175] havoc main_#t~nondet9; [L176] assume -128 <= main_#t~nondet10 && main_#t~nondet10 <= 127; [L177] ~id2 := main_#t~nondet10; [L178] havoc main_#t~nondet10; [L179] assume -128 <= main_#t~nondet11 && main_#t~nondet11 <= 127; [L180] ~st2 := main_#t~nondet11; [L181] havoc main_#t~nondet11; [L182] assume -128 <= main_#t~nondet12 && main_#t~nondet12 <= 127; [L183] ~send2 := main_#t~nondet12; [L184] havoc main_#t~nondet12; [L185] ~mode2 := main_#t~nondet13; [L186] havoc main_#t~nondet13; [L187] assume -128 <= main_#t~nondet14 && main_#t~nondet14 <= 127; [L188] ~id3 := main_#t~nondet14; [L189] havoc main_#t~nondet14; [L190] assume -128 <= main_#t~nondet15 && main_#t~nondet15 <= 127; [L191] ~st3 := main_#t~nondet15; [L192] havoc main_#t~nondet15; [L193] assume -128 <= main_#t~nondet16 && main_#t~nondet16 <= 127; [L194] ~send3 := main_#t~nondet16; [L195] havoc main_#t~nondet16; [L196] ~mode3 := main_#t~nondet17; [L197] havoc main_#t~nondet17; [L198] assume -128 <= main_#t~nondet18 && main_#t~nondet18 <= 127; [L199] ~id4 := main_#t~nondet18; [L200] havoc main_#t~nondet18; [L201] assume -128 <= main_#t~nondet19 && main_#t~nondet19 <= 127; [L202] ~st4 := main_#t~nondet19; [L203] havoc main_#t~nondet19; [L204] assume -128 <= main_#t~nondet20 && main_#t~nondet20 <= 127; [L205] ~send4 := main_#t~nondet20; [L206] havoc main_#t~nondet20; [L207] ~mode4 := main_#t~nondet21; [L208] havoc main_#t~nondet21; [L209] assume -128 <= main_#t~nondet22 && main_#t~nondet22 <= 127; [L210] ~id5 := main_#t~nondet22; [L211] havoc main_#t~nondet22; [L212] assume -128 <= main_#t~nondet23 && main_#t~nondet23 <= 127; [L213] ~st5 := main_#t~nondet23; [L214] havoc main_#t~nondet23; [L215] assume -128 <= main_#t~nondet24 && main_#t~nondet24 <= 127; [L216] ~send5 := main_#t~nondet24; [L217] havoc main_#t~nondet24; [L218] ~mode5 := main_#t~nondet25; [L219] havoc main_#t~nondet25; [L220] havoc init_#res; [L221] havoc init_~tmp~44; [L222] havoc init_~tmp~44; [L223] assume ~r1 % 256 == 0; [L224] assume ~id1 >= 0; [L225] assume ~st1 == 0; [L226] assume ~send1 == ~id1; [L227] assume ~mode1 % 256 == 0; [L228] assume ~id2 >= 0; [L229] assume ~st2 == 0; [L230] assume ~send2 == ~id2; [L231] assume ~mode2 % 256 == 0; [L232] assume ~id3 >= 0; [L233] assume ~st3 == 0; [L234] assume ~send3 == ~id3; [L235] assume ~mode3 % 256 == 0; [L236] assume ~id4 >= 0; [L237] assume ~st4 == 0; [L238] assume ~send4 == ~id4; [L239] assume ~mode4 % 256 == 0; [L240] assume ~id5 >= 0; [L241] assume ~st5 == 0; [L242] assume ~send5 == ~id5; [L243] assume ~mode5 % 256 == 0; [L244] assume ~id1 != ~id2; [L245] assume ~id1 != ~id3; [L246] assume ~id1 != ~id4; [L247] assume ~id1 != ~id5; [L248] assume ~id2 != ~id3; [L249] assume ~id2 != ~id4; [L250] assume ~id2 != ~id5; [L251] assume ~id3 != ~id4; [L252] assume ~id3 != ~id5; [L253] assume ~id4 != ~id5; [L254] init_~tmp~44 := 1; [L255] init_#res := init_~tmp~44; [L256] main_#t~ret26 := init_#res; [L257] assume -2147483648 <= main_#t~ret26 && main_#t~ret26 <= 2147483647; [L258] main_~i2~118 := main_#t~ret26; [L259] havoc main_#t~ret26; [L260] assume main_~i2~118 != 0; [L261] ~p1_old := ~nomsg; [L262] ~p1_new := ~nomsg; [L263] ~p2_old := ~nomsg; [L264] ~p2_new := ~nomsg; [L265] ~p3_old := ~nomsg; [L266] ~p3_new := ~nomsg; [L267] ~p4_old := ~nomsg; [L268] ~p4_new := ~nomsg; [L269] ~p5_old := ~nomsg; [L270] ~p5_new := ~nomsg; [L271] main_~i2~118 := 0; [L275] assume !false; [L276] havoc node1_#t~ite0, node1_~m1~7; [L277] havoc node1_~m1~7; [L278] node1_~m1~7 := ~nomsg; [L292] assume !(~mode1 % 256 != 0); [L293] assume ~send1 != ~nomsg && ~p1_new == ~nomsg; [L294] node1_#t~ite0 := ~send1; [L295] ~p1_new := (if node1_#t~ite0 % 256 <= 127 then node1_#t~ite0 % 256 else node1_#t~ite0 % 256 - 256); [L296] havoc node1_#t~ite0; [L297] ~mode1 := 1; [L300] havoc node2_#t~ite1, node2_~m2~16; [L301] havoc node2_~m2~16; [L302] node2_~m2~16 := ~nomsg; [L307] assume !(~mode2 % 256 != 0); [L308] assume ~send2 != ~nomsg && ~p2_new == ~nomsg; [L309] node2_#t~ite1 := ~send2; [L310] ~p2_new := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256); [L311] havoc node2_#t~ite1; [L312] ~mode2 := 1; [L322] havoc node3_#t~ite2, node3_~m3~23; [L323] havoc node3_~m3~23; [L324] node3_~m3~23 := ~nomsg; [L336] assume !(~mode3 % 256 != 0); [L337] assume ~send3 != ~nomsg && ~p3_new == ~nomsg; [L338] node3_#t~ite2 := ~send3; [L339] ~p3_new := (if node3_#t~ite2 % 256 <= 127 then node3_#t~ite2 % 256 else node3_#t~ite2 % 256 - 256); [L340] havoc node3_#t~ite2; [L341] ~mode3 := 1; [L344] havoc node4_#t~ite3, node4_~m4~30; [L345] havoc node4_~m4~30; [L346] node4_~m4~30 := ~nomsg; [L358] assume !(~mode4 % 256 != 0); [L359] assume ~send4 != ~nomsg && ~p4_new == ~nomsg; [L360] node4_#t~ite3 := ~send4; [L361] ~p4_new := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256); [L362] havoc node4_#t~ite3; [L363] ~mode4 := 1; [L366] havoc node5_#t~ite4, node5_~m5~37; [L367] havoc node5_~m5~37; [L368] node5_~m5~37 := ~nomsg; [L380] assume !(~mode5 % 256 != 0); [L381] assume ~send5 != ~nomsg && ~p5_new == ~nomsg; [L382] node5_#t~ite4 := ~send5; [L383] ~p5_new := (if node5_#t~ite4 % 256 <= 127 then node5_#t~ite4 % 256 else node5_#t~ite4 % 256 - 256); [L384] havoc node5_#t~ite4; [L385] ~mode5 := 1; [L388] ~p1_old := ~p1_new; [L389] ~p1_new := ~nomsg; [L390] ~p2_old := ~p2_new; [L391] ~p2_new := ~nomsg; [L392] ~p3_old := ~p3_new; [L393] ~p3_new := ~nomsg; [L394] ~p4_old := ~p4_new; [L395] ~p4_new := ~nomsg; [L396] ~p5_old := ~p5_new; [L397] ~p5_new := ~nomsg; [L398] havoc check_#res; [L399] havoc check_~tmp~108; [L400] havoc check_~tmp~108; [L401] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L409] assume !(~r1 % 256 >= 5); [L410] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 == 0; [L415] assume ~r1 % 256 < 5; [L416] check_~tmp~108 := 1; [L424] check_#res := check_~tmp~108; [L425] main_#t~ret27 := check_#res; [L426] assume -2147483648 <= main_#t~ret27 && main_#t~ret27 <= 2147483647; [L427] main_~c1~118 := main_#t~ret27; [L428] havoc main_#t~ret27; [L429] assert_#in~arg := (if main_~c1~118 == 0 then 0 else 1); [L430] havoc assert_~arg; [L431] assert_~arg := assert_#in~arg; [L440] assume !(assert_~arg % 256 == 0); [L275] assume !false; [L276] havoc node1_#t~ite0, node1_~m1~7; [L277] havoc node1_~m1~7; [L278] node1_~m1~7 := ~nomsg; [L283] assume ~mode1 % 256 != 0; [L284] assume !(~r1 % 256 == 255); [L285] ~r1 := ~r1 % 256 + 1; [L286] node1_~m1~7 := ~p5_old; [L287] ~p5_old := ~nomsg; [L288] assume !(node1_~m1~7 != ~nomsg); [L289] ~mode1 := 0; [L300] havoc node2_#t~ite1, node2_~m2~16; [L301] havoc node2_~m2~16; [L302] node2_~m2~16 := ~nomsg; [L315] assume ~mode2 % 256 != 0; [L316] node2_~m2~16 := ~p1_old; [L317] ~p1_old := ~nomsg; [L318] assume !(node2_~m2~16 != ~nomsg); [L319] ~mode2 := 0; [L322] havoc node3_#t~ite2, node3_~m3~23; [L323] havoc node3_~m3~23; [L324] node3_~m3~23 := ~nomsg; [L329] assume ~mode3 % 256 != 0; [L330] node3_~m3~23 := ~p2_old; [L331] ~p2_old := ~nomsg; [L332] assume !(node3_~m3~23 != ~nomsg); [L333] ~mode3 := 0; [L344] havoc node4_#t~ite3, node4_~m4~30; [L345] havoc node4_~m4~30; [L346] node4_~m4~30 := ~nomsg; [L351] assume ~mode4 % 256 != 0; [L352] node4_~m4~30 := ~p3_old; [L353] ~p3_old := ~nomsg; [L354] assume !(node4_~m4~30 != ~nomsg); [L355] ~mode4 := 0; [L366] havoc node5_#t~ite4, node5_~m5~37; [L367] havoc node5_~m5~37; [L368] node5_~m5~37 := ~nomsg; [L373] assume ~mode5 % 256 != 0; [L374] node5_~m5~37 := ~p4_old; [L375] ~p4_old := ~nomsg; [L376] assume !(node5_~m5~37 != ~nomsg); [L377] ~mode5 := 0; [L388] ~p1_old := ~p1_new; [L389] ~p1_new := ~nomsg; [L390] ~p2_old := ~p2_new; [L391] ~p2_new := ~nomsg; [L392] ~p3_old := ~p3_new; [L393] ~p3_new := ~nomsg; [L394] ~p4_old := ~p4_new; [L395] ~p4_new := ~nomsg; [L396] ~p5_old := ~p5_new; [L397] ~p5_new := ~nomsg; [L398] havoc check_#res; [L399] havoc check_~tmp~108; [L400] havoc check_~tmp~108; [L401] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L409] assume !(~r1 % 256 >= 5); [L410] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 == 0; [L415] assume ~r1 % 256 < 5; [L416] check_~tmp~108 := 1; [L424] check_#res := check_~tmp~108; [L425] main_#t~ret27 := check_#res; [L426] assume -2147483648 <= main_#t~ret27 && main_#t~ret27 <= 2147483647; [L427] main_~c1~118 := main_#t~ret27; [L428] havoc main_#t~ret27; [L429] assert_#in~arg := (if main_~c1~118 == 0 then 0 else 1); [L430] havoc assert_~arg; [L431] assert_~arg := assert_#in~arg; [L440] assume !(assert_~arg % 256 == 0); [L275] assume !false; [L276] havoc node1_#t~ite0, node1_~m1~7; [L277] havoc node1_~m1~7; [L278] node1_~m1~7 := ~nomsg; [L283] assume ~mode1 % 256 != 0; [L284] assume !(~r1 % 256 == 255); [L285] ~r1 := ~r1 % 256 + 1; [L286] node1_~m1~7 := ~p5_old; [L287] ~p5_old := ~nomsg; [L288] assume !(node1_~m1~7 != ~nomsg); [L289] ~mode1 := 0; [L300] havoc node2_#t~ite1, node2_~m2~16; [L301] havoc node2_~m2~16; [L302] node2_~m2~16 := ~nomsg; [L315] assume ~mode2 % 256 != 0; [L316] node2_~m2~16 := ~p1_old; [L317] ~p1_old := ~nomsg; [L318] assume !(node2_~m2~16 != ~nomsg); [L319] ~mode2 := 0; [L322] havoc node3_#t~ite2, node3_~m3~23; [L323] havoc node3_~m3~23; [L324] node3_~m3~23 := ~nomsg; [L329] assume ~mode3 % 256 != 0; [L330] node3_~m3~23 := ~p2_old; [L331] ~p2_old := ~nomsg; [L332] assume !(node3_~m3~23 != ~nomsg); [L333] ~mode3 := 0; [L344] havoc node4_#t~ite3, node4_~m4~30; [L345] havoc node4_~m4~30; [L346] node4_~m4~30 := ~nomsg; [L358] assume !(~mode4 % 256 != 0); [L359] assume ~send4 != ~nomsg && ~p4_new == ~nomsg; [L360] node4_#t~ite3 := ~send4; [L361] ~p4_new := (if node4_#t~ite3 % 256 <= 127 then node4_#t~ite3 % 256 else node4_#t~ite3 % 256 - 256); [L362] havoc node4_#t~ite3; [L363] ~mode4 := 1; [L366] havoc node5_#t~ite4, node5_~m5~37; [L367] havoc node5_~m5~37; [L368] node5_~m5~37 := ~nomsg; [L373] assume ~mode5 % 256 != 0; [L374] node5_~m5~37 := ~p4_old; [L375] ~p4_old := ~nomsg; [L376] assume !(node5_~m5~37 != ~nomsg); [L377] ~mode5 := 0; [L388] ~p1_old := ~p1_new; [L389] ~p1_new := ~nomsg; [L390] ~p2_old := ~p2_new; [L391] ~p2_new := ~nomsg; [L392] ~p3_old := ~p3_new; [L393] ~p3_new := ~nomsg; [L394] ~p4_old := ~p4_new; [L395] ~p4_new := ~nomsg; [L396] ~p5_old := ~p5_new; [L397] ~p5_new := ~nomsg; [L398] havoc check_#res; [L399] havoc check_~tmp~108; [L400] havoc check_~tmp~108; [L401] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 <= 1; [L409] assume !(~r1 % 256 >= 5); [L410] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 == 0; [L419] assume !(~r1 % 256 < 5); [L420] assume !(~st1 + ~st2 + ~st3 + ~st4 + ~st5 == 1); [L421] check_~tmp~108 := 0; [L424] check_#res := check_~tmp~108; [L425] main_#t~ret27 := check_#res; [L426] assume -2147483648 <= main_#t~ret27 && main_#t~ret27 <= 2147483647; [L427] main_~c1~118 := main_#t~ret27; [L428] havoc main_#t~ret27; [L429] assert_#in~arg := (if main_~c1~118 == 0 then 0 else 1); [L430] havoc assert_~arg; [L431] assert_~arg := assert_#in~arg; [L436] assume assert_~arg % 256 == 0; [L437] assume !false; [L443] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...