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.6.2.ufo.BOUNDED-12.pals.c_12.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-05 12:14:46,034 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-05 12:14:46,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-05 12:14:46,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-05 12:14:46,049 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-05 12:14:46,050 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-05 12:14:46,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-05 12:14:46,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-05 12:14:46,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-05 12:14:46,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-05 12:14:46,057 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-05 12:14:46,057 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-05 12:14:46,057 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-05 12:14:46,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-05 12:14:46,059 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-05 12:14:46,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-05 12:14:46,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-05 12:14:46,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-05 12:14:46,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-05 12:14:46,076 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-05 12:14:46,078 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-05 12:14:46,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-05 12:14:46,080 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-05 12:14:46,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-05 12:14:46,085 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-05 12:14:46,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-05 12:14:46,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-05 12:14:46,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-05 12:14:46,089 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-05 12:14:46,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-05 12:14:46,093 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-05 12:14:46,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-05 12:14:46,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-05 12:14:46,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-05 12:14:46,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-05 12:14:46,098 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-05 12:14:46,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-05 12:14:46,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-05 12:14:46,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-05 12:14:46,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-05 12:14:46,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-05 12:14:46,103 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 [2019-08-05 12:14:46,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-05 12:14:46,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-05 12:14:46,131 INFO L136 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2019-08-05 12:14:46,131 INFO L138 SettingsManager]: * Show backtranslation warnings=false [2019-08-05 12:14:46,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-08-05 12:14:46,132 INFO L138 SettingsManager]: * User list type=DISABLED [2019-08-05 12:14:46,132 INFO L138 SettingsManager]: * Inline calls to unimplemented procedures=true [2019-08-05 12:14:46,132 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-08-05 12:14:46,132 INFO L138 SettingsManager]: * Explicit value domain=true [2019-08-05 12:14:46,132 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-08-05 12:14:46,133 INFO L138 SettingsManager]: * Octagon Domain=false [2019-08-05 12:14:46,133 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-08-05 12:14:46,133 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-08-05 12:14:46,133 INFO L138 SettingsManager]: * Interval Domain=false [2019-08-05 12:14:46,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-05 12:14:46,134 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-05 12:14:46,134 INFO L138 SettingsManager]: * Use SBE=true [2019-08-05 12:14:46,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-05 12:14:46,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-05 12:14:46,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-05 12:14:46,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-05 12:14:46,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-05 12:14:46,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-05 12:14:46,136 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-05 12:14:46,136 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-05 12:14:46,136 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-05 12:14:46,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-05 12:14:46,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-05 12:14:46,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-05 12:14:46,137 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-05 12:14:46,137 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-05 12:14:46,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-05 12:14:46,138 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-05 12:14:46,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-05 12:14:46,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-05 12:14:46,138 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-08-05 12:14:46,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-05 12:14:46,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-05 12:14:46,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-05 12:14:46,139 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-08-05 12:14:46,186 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-05 12:14:46,201 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-05 12:14:46,204 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-05 12:14:46,206 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-05 12:14:46,207 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-05 12:14:46,207 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl [2019-08-05 12:14:46,208 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl' [2019-08-05 12:14:46,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-05 12:14:46,290 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-05 12:14:46,291 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:46,291 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-08-05 12:14:46,291 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-08-05 12:14:46,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,330 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-08-05 12:14:46,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-05 12:14:46,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-05 12:14:46,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-05 12:14:46,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (1/1) ... [2019-08-05 12:14:46,415 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-05 12:14:46,416 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-05 12:14:46,416 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-05 12:14:46,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-05 12:14:46,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 05.08 12:14:46" (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 [2019-08-05 12:14:46,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-05 12:14:46,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-05 12:14:47,266 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-05 12:14:47,266 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-05 12:14:47,267 INFO L202 PluginConnector]: Adding new model pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:47 BoogieIcfgContainer [2019-08-05 12:14:47,268 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-05 12:14:47,268 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-08-05 12:14:47,269 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-08-05 12:14:47,269 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-08-05 12:14:47,270 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "pals_lcr-var-start-time.6.2.ufo.BOUNDED-12.pals.c_12.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.08 12:14:47" (1/1) ... [2019-08-05 12:14:47,302 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2019-08-05 12:14:48,316 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-08-05 12:14:48,358 INFO L272 AbstractInterpreter]: Visited 27 different actions 271 times. Merged at 25 different actions 171 times. Widened at 16 different actions 16 times. Performed 3512 root evaluator evaluations with a maximum evaluation depth of 7. Performed 3512 inverse root evaluator evaluations with a maximum inverse evaluation depth of 7. Found 62 fixpoints after 16 different actions. Largest state had 0 variables. [2019-08-05 12:14:48,363 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-08-05 12:14:48,368 INFO L168 Benchmark]: Toolchain (without parser) took 2074.85 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 103.0 MB in the beginning and 154.1 MB in the end (delta: -51.1 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:48,369 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:48,371 INFO L168 Benchmark]: Boogie Procedure Inliner took 58.22 ms. Allocated memory is still 139.5 MB. Free memory was 103.0 MB in the beginning and 100.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:48,373 INFO L168 Benchmark]: Boogie Preprocessor took 65.95 ms. Allocated memory is still 139.5 MB. Free memory was 100.9 MB in the beginning and 99.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:48,375 INFO L168 Benchmark]: RCFGBuilder took 851.87 ms. Allocated memory is still 139.5 MB. Free memory was 99.3 MB in the beginning and 69.8 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. [2019-08-05 12:14:48,376 INFO L168 Benchmark]: Abstract Interpretation took 1094.95 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 69.8 MB in the beginning and 154.1 MB in the end (delta: -84.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-08-05 12:14:48,381 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 139.5 MB. Free memory is still 105.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 58.22 ms. Allocated memory is still 139.5 MB. Free memory was 103.0 MB in the beginning and 100.9 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.95 ms. Allocated memory is still 139.5 MB. Free memory was 100.9 MB in the beginning and 99.3 MB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 851.87 ms. Allocated memory is still 139.5 MB. Free memory was 99.3 MB in the beginning and 69.8 MB in the end (delta: 29.5 MB). Peak memory consumption was 29.5 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1094.95 ms. Allocated memory was 139.5 MB in the beginning and 202.4 MB in the end (delta: 62.9 MB). Free memory was 69.8 MB in the beginning and 154.1 MB in the end (delta: -84.4 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 543]: Unable to prove that assertion always holds Unable to prove that assertion always holds Reason: abstract domain could reach this error location. Possible FailurePath: [L171] ~r1 := 0; [L172] ~p1_old := 0; [L173] ~p1_new := 0; [L174] ~id1 := 0; [L175] ~st1 := 0; [L176] ~mode1 := 0; [L177] ~alive1 := 0; [L178] ~p2_old := 0; [L179] ~p2_new := 0; [L180] ~id2 := 0; [L181] ~st2 := 0; [L182] ~mode2 := 0; [L183] ~alive2 := 0; [L184] ~p3_old := 0; [L185] ~p3_new := 0; [L186] ~id3 := 0; [L187] ~st3 := 0; [L188] ~mode3 := 0; [L189] ~alive3 := 0; [L190] ~p4_old := 0; [L191] ~p4_new := 0; [L192] ~id4 := 0; [L193] ~st4 := 0; [L194] ~mode4 := 0; [L195] ~alive4 := 0; [L196] ~p5_old := 0; [L197] ~p5_new := 0; [L198] ~id5 := 0; [L199] ~st5 := 0; [L200] ~mode5 := 0; [L201] ~alive5 := 0; [L202] ~p6_old := 0; [L203] ~p6_new := 0; [L204] ~id6 := 0; [L205] ~st6 := 0; [L206] ~mode6 := 0; [L207] ~alive6 := 0; [L208] ~nomsg := -1; [L209] ~send1 := 0; [L210] ~send2 := 0; [L211] ~send3 := 0; [L212] ~send4 := 0; [L213] ~send5 := 0; [L214] ~send6 := 0; [L215] havoc main_#res; [L216] havoc main_#t~nondet11, main_#t~nondet12, main_#t~nondet13, main_#t~nondet14, main_#t~nondet15, main_#t~nondet16, main_#t~nondet17, main_#t~nondet18, main_#t~nondet19, main_#t~nondet20, main_#t~nondet21, main_#t~nondet22, main_#t~nondet23, main_#t~nondet24, main_#t~nondet25, main_#t~nondet26, main_#t~nondet27, main_#t~nondet28, main_#t~nondet29, main_#t~nondet30, main_#t~nondet31, main_#t~nondet32, main_#t~nondet33, main_#t~nondet34, main_#t~nondet35, main_#t~nondet36, main_#t~nondet37, main_#t~nondet38, main_#t~nondet39, main_#t~nondet40, main_#t~nondet41, main_#t~ret42, main_#t~ret43, main_#t~post44, main_~c1~163, main_~i2~163; [L217] havoc main_~c1~163; [L218] havoc main_~i2~163; [L219] main_~c1~163 := 0; [L220] assume -128 <= main_#t~nondet11 && main_#t~nondet11 <= 127; [L221] ~r1 := main_#t~nondet11; [L222] havoc main_#t~nondet11; [L223] assume -128 <= main_#t~nondet12 && main_#t~nondet12 <= 127; [L224] ~id1 := main_#t~nondet12; [L225] havoc main_#t~nondet12; [L226] assume -128 <= main_#t~nondet13 && main_#t~nondet13 <= 127; [L227] ~st1 := main_#t~nondet13; [L228] havoc main_#t~nondet13; [L229] assume -128 <= main_#t~nondet14 && main_#t~nondet14 <= 127; [L230] ~send1 := main_#t~nondet14; [L231] havoc main_#t~nondet14; [L232] ~mode1 := main_#t~nondet15; [L233] havoc main_#t~nondet15; [L234] ~alive1 := main_#t~nondet16; [L235] havoc main_#t~nondet16; [L236] assume -128 <= main_#t~nondet17 && main_#t~nondet17 <= 127; [L237] ~id2 := main_#t~nondet17; [L238] havoc main_#t~nondet17; [L239] assume -128 <= main_#t~nondet18 && main_#t~nondet18 <= 127; [L240] ~st2 := main_#t~nondet18; [L241] havoc main_#t~nondet18; [L242] assume -128 <= main_#t~nondet19 && main_#t~nondet19 <= 127; [L243] ~send2 := main_#t~nondet19; [L244] havoc main_#t~nondet19; [L245] ~mode2 := main_#t~nondet20; [L246] havoc main_#t~nondet20; [L247] ~alive2 := main_#t~nondet21; [L248] havoc main_#t~nondet21; [L249] assume -128 <= main_#t~nondet22 && main_#t~nondet22 <= 127; [L250] ~id3 := main_#t~nondet22; [L251] havoc main_#t~nondet22; [L252] assume -128 <= main_#t~nondet23 && main_#t~nondet23 <= 127; [L253] ~st3 := main_#t~nondet23; [L254] havoc main_#t~nondet23; [L255] assume -128 <= main_#t~nondet24 && main_#t~nondet24 <= 127; [L256] ~send3 := main_#t~nondet24; [L257] havoc main_#t~nondet24; [L258] ~mode3 := main_#t~nondet25; [L259] havoc main_#t~nondet25; [L260] ~alive3 := main_#t~nondet26; [L261] havoc main_#t~nondet26; [L262] assume -128 <= main_#t~nondet27 && main_#t~nondet27 <= 127; [L263] ~id4 := main_#t~nondet27; [L264] havoc main_#t~nondet27; [L265] assume -128 <= main_#t~nondet28 && main_#t~nondet28 <= 127; [L266] ~st4 := main_#t~nondet28; [L267] havoc main_#t~nondet28; [L268] assume -128 <= main_#t~nondet29 && main_#t~nondet29 <= 127; [L269] ~send4 := main_#t~nondet29; [L270] havoc main_#t~nondet29; [L271] ~mode4 := main_#t~nondet30; [L272] havoc main_#t~nondet30; [L273] ~alive4 := main_#t~nondet31; [L274] havoc main_#t~nondet31; [L275] assume -128 <= main_#t~nondet32 && main_#t~nondet32 <= 127; [L276] ~id5 := main_#t~nondet32; [L277] havoc main_#t~nondet32; [L278] assume -128 <= main_#t~nondet33 && main_#t~nondet33 <= 127; [L279] ~st5 := main_#t~nondet33; [L280] havoc main_#t~nondet33; [L281] assume -128 <= main_#t~nondet34 && main_#t~nondet34 <= 127; [L282] ~send5 := main_#t~nondet34; [L283] havoc main_#t~nondet34; [L284] ~mode5 := main_#t~nondet35; [L285] havoc main_#t~nondet35; [L286] ~alive5 := main_#t~nondet36; [L287] havoc main_#t~nondet36; [L288] assume -128 <= main_#t~nondet37 && main_#t~nondet37 <= 127; [L289] ~id6 := main_#t~nondet37; [L290] havoc main_#t~nondet37; [L291] assume -128 <= main_#t~nondet38 && main_#t~nondet38 <= 127; [L292] ~st6 := main_#t~nondet38; [L293] havoc main_#t~nondet38; [L294] assume -128 <= main_#t~nondet39 && main_#t~nondet39 <= 127; [L295] ~send6 := main_#t~nondet39; [L296] havoc main_#t~nondet39; [L297] ~mode6 := main_#t~nondet40; [L298] havoc main_#t~nondet40; [L299] ~alive6 := main_#t~nondet41; [L300] havoc main_#t~nondet41; [L301] havoc init_#res; [L302] havoc init_~tmp~72; [L303] havoc init_~tmp~72; [L304] assume ~r1 == 0; [L305] assume ~alive1 % 256 + ~alive2 % 256 + ~alive3 % 256 + ~alive4 % 256 + ~alive5 % 256 + ~alive6 % 256 >= 1; [L306] assume ~id1 >= 0; [L307] assume ~st1 == 0; [L308] assume ~send1 == ~id1; [L309] assume ~mode1 % 256 == 0; [L310] assume ~id2 >= 0; [L311] assume ~st2 == 0; [L312] assume ~send2 == ~id2; [L313] assume ~mode2 % 256 == 0; [L314] assume ~id3 >= 0; [L315] assume ~st3 == 0; [L316] assume ~send3 == ~id3; [L317] assume ~mode3 % 256 == 0; [L318] assume ~id4 >= 0; [L319] assume ~st4 == 0; [L320] assume ~send4 == ~id4; [L321] assume ~mode4 % 256 == 0; [L322] assume ~id5 >= 0; [L323] assume ~st5 == 0; [L324] assume ~send5 == ~id5; [L325] assume ~mode5 % 256 == 0; [L326] assume ~id6 >= 0; [L327] assume ~st6 == 0; [L328] assume ~send6 == ~id6; [L329] assume ~mode6 % 256 == 0; [L330] assume ~id1 != ~id2; [L331] assume ~id1 != ~id3; [L332] assume ~id1 != ~id4; [L333] assume ~id1 != ~id5; [L334] assume ~id1 != ~id6; [L335] assume ~id2 != ~id3; [L336] assume ~id2 != ~id4; [L337] assume ~id2 != ~id5; [L338] assume ~id2 != ~id6; [L339] assume ~id3 != ~id4; [L340] assume ~id3 != ~id5; [L341] assume ~id3 != ~id6; [L342] assume ~id4 != ~id5; [L343] assume ~id4 != ~id6; [L344] assume ~id5 != ~id6; [L345] init_~tmp~72 := 1; [L346] init_#res := init_~tmp~72; [L347] main_#t~ret42 := init_#res; [L348] assume -2147483648 <= main_#t~ret42 && main_#t~ret42 <= 2147483647; [L349] main_~i2~163 := main_#t~ret42; [L350] havoc main_#t~ret42; [L351] assume main_~i2~163 != 0; [L352] ~p1_old := ~nomsg; [L353] ~p1_new := ~nomsg; [L354] ~p2_old := ~nomsg; [L355] ~p2_new := ~nomsg; [L356] ~p3_old := ~nomsg; [L357] ~p3_new := ~nomsg; [L358] ~p4_old := ~nomsg; [L359] ~p4_new := ~nomsg; [L360] ~p5_old := ~nomsg; [L361] ~p5_new := ~nomsg; [L362] ~p6_old := ~nomsg; [L363] ~p6_new := ~nomsg; [L364] main_~i2~163 := 0; [L368] assume !!(main_~i2~163 < 12); [L369] havoc node1_#t~ite0, node1_~m1~7; [L370] havoc node1_~m1~7; [L371] node1_~m1~7 := ~nomsg; [L384] assume !(~mode1 % 256 != 0); [L385] assume !(~alive1 % 256 != 0); [L386] ~mode1 := 1; [L389] havoc node2_#t~ite1, node2_#t~ite2, node2_~m2~17; [L390] havoc node2_~m2~17; [L391] node2_~m2~17 := ~nomsg; [L403] assume !(~mode2 % 256 != 0); [L404] assume ~alive2 % 256 != 0; [L405] assume ~send2 != ~nomsg && ~p2_new == ~nomsg; [L406] node2_#t~ite1 := ~send2; [L407] ~p2_new := (if node2_#t~ite1 % 256 <= 127 then node2_#t~ite1 % 256 else node2_#t~ite1 % 256 - 256); [L408] havoc node2_#t~ite1; [L409] ~mode2 := 1; [L412] havoc node3_#t~ite3, node3_#t~ite4, node3_~m3~28; [L413] havoc node3_~m3~28; [L414] node3_~m3~28 := ~nomsg; [L426] assume !(~mode3 % 256 != 0); [L427] assume !(~alive3 % 256 != 0); [L428] assume !(~send3 != ~id3); [L429] ~mode3 := 1; [L432] havoc node4_#t~ite5, node4_#t~ite6, node4_~m4~39; [L433] havoc node4_~m4~39; [L434] node4_~m4~39 := ~nomsg; [L446] assume !(~mode4 % 256 != 0); [L447] assume !(~alive4 % 256 != 0); [L448] assume !(~send4 != ~id4); [L449] ~mode4 := 1; [L452] havoc node5_#t~ite7, node5_#t~ite8, node5_~m5~50; [L453] havoc node5_~m5~50; [L454] node5_~m5~50 := ~nomsg; [L466] assume !(~mode5 % 256 != 0); [L467] assume !(~alive5 % 256 != 0); [L468] assume !(~send5 != ~id5); [L469] ~mode5 := 1; [L472] havoc node6_#t~ite9, node6_#t~ite10, node6_~m6~61; [L473] havoc node6_~m6~61; [L474] node6_~m6~61 := ~nomsg; [L486] assume !(~mode6 % 256 != 0); [L487] assume !(~alive6 % 256 != 0); [L488] assume !(~send6 != ~id6); [L489] ~mode6 := 1; [L492] ~p1_old := ~p1_new; [L493] ~p1_new := ~nomsg; [L494] ~p2_old := ~p2_new; [L495] ~p2_new := ~nomsg; [L496] ~p3_old := ~p3_new; [L497] ~p3_new := ~nomsg; [L498] ~p4_old := ~p4_new; [L499] ~p4_new := ~nomsg; [L500] ~p5_old := ~p5_new; [L501] ~p5_new := ~nomsg; [L502] ~p6_old := ~p6_new; [L503] ~p6_new := ~nomsg; [L504] havoc check_#res; [L505] havoc check_~tmp~156; [L506] havoc check_~tmp~156; [L507] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L512] assume ~r1 < 6; [L513] check_~tmp~156 := 1; [L521] check_#res := check_~tmp~156; [L522] main_#t~ret43 := check_#res; [L523] assume -2147483648 <= main_#t~ret43 && main_#t~ret43 <= 2147483647; [L524] main_~c1~163 := main_#t~ret43; [L525] havoc main_#t~ret43; [L526] assert_#in~arg := (if main_~c1~163 == 0 then 0 else 1); [L527] havoc assert_~arg; [L528] assert_~arg := assert_#in~arg; [L537] assume !(assert_~arg % 256 == 0); [L538] main_#t~post44 := main_~i2~163; [L539] main_~i2~163 := main_#t~post44 + 1; [L540] havoc main_#t~post44; [L368] assume !!(main_~i2~163 < 12); [L369] havoc node1_#t~ite0, node1_~m1~7; [L370] havoc node1_~m1~7; [L371] node1_~m1~7 := ~nomsg; [L376] assume ~mode1 % 256 != 0; [L377] ~r1 := (if (~r1 + 1) % 256 <= 127 then (~r1 + 1) % 256 else (~r1 + 1) % 256 - 256); [L378] node1_~m1~7 := ~p6_old; [L379] ~p6_old := ~nomsg; [L380] assume !(node1_~m1~7 != ~nomsg); [L381] ~mode1 := 0; [L389] havoc node2_#t~ite1, node2_#t~ite2, node2_~m2~17; [L390] havoc node2_~m2~17; [L391] node2_~m2~17 := ~nomsg; [L396] assume ~mode2 % 256 != 0; [L397] node2_~m2~17 := ~p1_old; [L398] ~p1_old := ~nomsg; [L399] assume !(node2_~m2~17 != ~nomsg); [L400] ~mode2 := 0; [L412] havoc node3_#t~ite3, node3_#t~ite4, node3_~m3~28; [L413] havoc node3_~m3~28; [L414] node3_~m3~28 := ~nomsg; [L419] assume ~mode3 % 256 != 0; [L420] node3_~m3~28 := ~p2_old; [L421] ~p2_old := ~nomsg; [L422] assume !(node3_~m3~28 != ~nomsg); [L423] ~mode3 := 0; [L432] havoc node4_#t~ite5, node4_#t~ite6, node4_~m4~39; [L433] havoc node4_~m4~39; [L434] node4_~m4~39 := ~nomsg; [L439] assume ~mode4 % 256 != 0; [L440] node4_~m4~39 := ~p3_old; [L441] ~p3_old := ~nomsg; [L442] assume !(node4_~m4~39 != ~nomsg); [L443] ~mode4 := 0; [L452] havoc node5_#t~ite7, node5_#t~ite8, node5_~m5~50; [L453] havoc node5_~m5~50; [L454] node5_~m5~50 := ~nomsg; [L459] assume ~mode5 % 256 != 0; [L460] node5_~m5~50 := ~p4_old; [L461] ~p4_old := ~nomsg; [L462] assume !(node5_~m5~50 != ~nomsg); [L463] ~mode5 := 0; [L472] havoc node6_#t~ite9, node6_#t~ite10, node6_~m6~61; [L473] havoc node6_~m6~61; [L474] node6_~m6~61 := ~nomsg; [L479] assume ~mode6 % 256 != 0; [L480] node6_~m6~61 := ~p5_old; [L481] ~p5_old := ~nomsg; [L482] assume !(node6_~m6~61 != ~nomsg); [L483] ~mode6 := 0; [L492] ~p1_old := ~p1_new; [L493] ~p1_new := ~nomsg; [L494] ~p2_old := ~p2_new; [L495] ~p2_new := ~nomsg; [L496] ~p3_old := ~p3_new; [L497] ~p3_new := ~nomsg; [L498] ~p4_old := ~p4_new; [L499] ~p4_new := ~nomsg; [L500] ~p5_old := ~p5_new; [L501] ~p5_new := ~nomsg; [L502] ~p6_old := ~p6_new; [L503] ~p6_new := ~nomsg; [L504] havoc check_#res; [L505] havoc check_~tmp~156; [L506] havoc check_~tmp~156; [L507] assume ~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 <= 1; [L516] assume !(~r1 < 6); [L517] assume !(~st1 + ~st2 + ~st3 + ~st4 + ~st5 + ~st6 == 1); [L518] check_~tmp~156 := 0; [L521] check_#res := check_~tmp~156; [L522] main_#t~ret43 := check_#res; [L523] assume -2147483648 <= main_#t~ret43 && main_#t~ret43 <= 2147483647; [L524] main_~c1~163 := main_#t~ret43; [L525] havoc main_#t~ret43; [L526] assert_#in~arg := (if main_~c1~163 == 0 then 0 else 1); [L527] havoc assert_~arg; [L528] assert_~arg := assert_#in~arg; [L533] assume assert_~arg % 256 == 0; [L534] assume !false; [L543] assert false; RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...