java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c


--------------------------------------------------------------------------------


This is Ultimate 0.1.24-f4eb214f-m
[2019-10-14 00:44:55,601 INFO  L177        SettingsManager]: Resetting all preferences to default values...
[2019-10-14 00:44:55,604 INFO  L181        SettingsManager]: Resetting UltimateCore preferences to default values
[2019-10-14 00:44:55,620 INFO  L184        SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
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[2019-10-14 00:44:55,633 INFO  L181        SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2019-10-14 00:44:55,634 INFO  L181        SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2019-10-14 00:44:55,636 INFO  L181        SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2019-10-14 00:44:55,638 INFO  L181        SettingsManager]: Resetting CodeCheck preferences to default values
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[2019-10-14 00:44:55,660 INFO  L101        SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf
[2019-10-14 00:44:55,684 INFO  L113        SettingsManager]: Loading preferences was successful
[2019-10-14 00:44:55,684 INFO  L115        SettingsManager]: Preferences different from defaults after loading the file:
[2019-10-14 00:44:55,687 INFO  L136        SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2019-10-14 00:44:55,687 INFO  L138        SettingsManager]:  * Create parallel compositions if possible=false
[2019-10-14 00:44:55,687 INFO  L138        SettingsManager]:  * Use SBE=true
[2019-10-14 00:44:55,687 INFO  L136        SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2019-10-14 00:44:55,687 INFO  L138        SettingsManager]:  * sizeof long=4
[2019-10-14 00:44:55,688 INFO  L138        SettingsManager]:  * Overapproximate operations on floating types=true
[2019-10-14 00:44:55,688 INFO  L138        SettingsManager]:  * sizeof POINTER=4
[2019-10-14 00:44:55,688 INFO  L138        SettingsManager]:  * Check division by zero=IGNORE
[2019-10-14 00:44:55,689 INFO  L138        SettingsManager]:  * Pointer to allocated memory at dereference=IGNORE
[2019-10-14 00:44:55,689 INFO  L138        SettingsManager]:  * If two pointers are subtracted or compared they have the same base address=IGNORE
[2019-10-14 00:44:55,689 INFO  L138        SettingsManager]:  * Check array bounds for arrays that are off heap=IGNORE
[2019-10-14 00:44:55,690 INFO  L138        SettingsManager]:  * sizeof long double=12
[2019-10-14 00:44:55,690 INFO  L138        SettingsManager]:  * Check if freed pointer was valid=false
[2019-10-14 00:44:55,690 INFO  L138        SettingsManager]:  * Use constant arrays=true
[2019-10-14 00:44:55,690 INFO  L138        SettingsManager]:  * Pointer base address is valid at dereference=IGNORE
[2019-10-14 00:44:55,691 INFO  L136        SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2019-10-14 00:44:55,691 INFO  L138        SettingsManager]:  * Size of a code block=SequenceOfStatements
[2019-10-14 00:44:55,691 INFO  L138        SettingsManager]:  * To the following directory=./dump/
[2019-10-14 00:44:55,691 INFO  L138        SettingsManager]:  * SMT solver=External_DefaultMode
[2019-10-14 00:44:55,692 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2019-10-14 00:44:55,692 INFO  L136        SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2019-10-14 00:44:55,692 INFO  L138        SettingsManager]:  * Compute Interpolants along a Counterexample=FPandBP
[2019-10-14 00:44:55,692 INFO  L138        SettingsManager]:  * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2019-10-14 00:44:55,692 INFO  L138        SettingsManager]:  * Trace refinement strategy=CAMEL
[2019-10-14 00:44:55,693 INFO  L138        SettingsManager]:  * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2019-10-14 00:44:55,693 INFO  L138        SettingsManager]:  * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2019-10-14 00:44:55,693 INFO  L138        SettingsManager]:  * SMT solver=External_ModelsAndUnsatCoreMode
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain
[2019-10-14 00:44:55,995 INFO  L81    nceAwareModelManager]: Repository-Root is: /tmp
[2019-10-14 00:44:56,016 INFO  L258   ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2019-10-14 00:44:56,019 INFO  L214   ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2019-10-14 00:44:56,021 INFO  L271        PluginConnector]: Initializing CDTParser...
[2019-10-14 00:44:56,021 INFO  L275        PluginConnector]: CDTParser initialized
[2019-10-14 00:44:56,022 INFO  L428   ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c
[2019-10-14 00:44:56,087 INFO  L220              CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57bf7efcb/f2ad832f64584669a71656a15d03d200/FLAG7494dc552
[2019-10-14 00:44:56,672 INFO  L306              CDTParser]: Found 1 translation units.
[2019-10-14 00:44:56,673 INFO  L160              CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.BOUNDED-6.pals.c.v+lhb-reducer.c
[2019-10-14 00:44:56,701 INFO  L349              CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57bf7efcb/f2ad832f64584669a71656a15d03d200/FLAG7494dc552
[2019-10-14 00:44:56,922 INFO  L357              CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57bf7efcb/f2ad832f64584669a71656a15d03d200
[2019-10-14 00:44:56,931 INFO  L296   ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2019-10-14 00:44:56,932 INFO  L131        ToolchainWalker]: Walking toolchain with 4 elements.
[2019-10-14 00:44:56,933 INFO  L113        PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:56,934 INFO  L271        PluginConnector]: Initializing CACSL2BoogieTranslator...
[2019-10-14 00:44:56,937 INFO  L275        PluginConnector]: CACSL2BoogieTranslator initialized
[2019-10-14 00:44:56,938 INFO  L185        PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:56" (1/1) ...
[2019-10-14 00:44:56,941 INFO  L205        PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bb305d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:56, skipping insertion in model container
[2019-10-14 00:44:56,941 INFO  L185        PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:44:56" (1/1) ...
[2019-10-14 00:44:56,948 INFO  L142         MainTranslator]: Starting translation in SV-COMP mode 
[2019-10-14 00:44:57,029 INFO  L173         MainTranslator]: Built tables and reachable declarations
[2019-10-14 00:44:57,676 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:57,703 INFO  L188         MainTranslator]: Completed pre-run
[2019-10-14 00:44:58,105 INFO  L206          PostProcessor]: Analyzing one entry point: main
[2019-10-14 00:44:58,142 INFO  L192         MainTranslator]: Completed translation
[2019-10-14 00:44:58,142 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58 WrapperNode
[2019-10-14 00:44:58,143 INFO  L132        PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2019-10-14 00:44:58,143 INFO  L113        PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2019-10-14 00:44:58,144 INFO  L271        PluginConnector]: Initializing Boogie Preprocessor...
[2019-10-14 00:44:58,144 INFO  L275        PluginConnector]: Boogie Preprocessor initialized
[2019-10-14 00:44:58,158 INFO  L185        PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,158 INFO  L185        PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,182 INFO  L185        PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,182 INFO  L185        PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,261 INFO  L185        PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,304 INFO  L185        PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,319 INFO  L185        PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (1/1) ...
[2019-10-14 00:44:58,330 INFO  L132        PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2019-10-14 00:44:58,330 INFO  L113        PluginConnector]: ------------------------RCFGBuilder----------------------------
[2019-10-14 00:44:58,331 INFO  L271        PluginConnector]: Initializing RCFGBuilder...
[2019-10-14 00:44:58,331 INFO  L275        PluginConnector]: RCFGBuilder initialized
[2019-10-14 00:44:58,332 INFO  L185        PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:44:58" (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
[2019-10-14 00:44:58,417 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.init
[2019-10-14 00:44:58,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2019-10-14 00:44:58,418 INFO  L138     BoogieDeclarations]: Found implementation of procedure main
[2019-10-14 00:44:58,418 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_error
[2019-10-14 00:44:58,419 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool
[2019-10-14 00:44:58,419 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char
[2019-10-14 00:44:58,419 INFO  L130     BoogieDeclarations]: Found specification of procedure assert
[2019-10-14 00:44:58,419 INFO  L130     BoogieDeclarations]: Found specification of procedure __VERIFIER_assume
[2019-10-14 00:44:58,419 INFO  L130     BoogieDeclarations]: Found specification of procedure read
[2019-10-14 00:44:58,420 INFO  L130     BoogieDeclarations]: Found specification of procedure write
[2019-10-14 00:44:58,420 INFO  L130     BoogieDeclarations]: Found specification of procedure node1
[2019-10-14 00:44:58,420 INFO  L130     BoogieDeclarations]: Found specification of procedure node2
[2019-10-14 00:44:58,421 INFO  L130     BoogieDeclarations]: Found specification of procedure node3
[2019-10-14 00:44:58,421 INFO  L130     BoogieDeclarations]: Found specification of procedure init
[2019-10-14 00:44:58,421 INFO  L130     BoogieDeclarations]: Found specification of procedure check
[2019-10-14 00:44:58,421 INFO  L130     BoogieDeclarations]: Found specification of procedure main
[2019-10-14 00:44:58,421 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.init
[2019-10-14 00:44:58,422 INFO  L130     BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2019-10-14 00:45:00,414 INFO  L279             CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2019-10-14 00:45:00,415 INFO  L284             CfgBuilder]: Removed 0 assume(true) statements.
[2019-10-14 00:45:00,417 INFO  L202        PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:00 BoogieIcfgContainer
[2019-10-14 00:45:00,417 INFO  L132        PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2019-10-14 00:45:00,418 INFO  L113        PluginConnector]: ------------------------Abstract Interpretation----------------------------
[2019-10-14 00:45:00,418 INFO  L271        PluginConnector]: Initializing Abstract Interpretation...
[2019-10-14 00:45:00,419 INFO  L275        PluginConnector]: Abstract Interpretation initialized
[2019-10-14 00:45:00,419 INFO  L185        PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:45:00" (1/1) ...
[2019-10-14 00:45:00,471 INFO  L101         FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2)
[2019-10-14 00:45:00,711 WARN  L79         EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation.
[2019-10-14 00:45:10,789 INFO  L263    AbstractInterpreter]: Some error location(s) were reachable
[2019-10-14 00:45:10,850 INFO  L272    AbstractInterpreter]: Visited 526 different actions 6983 times. Merged at 215 different actions 4215 times. Widened at 61 different actions 603 times. Performed 22574 root evaluator evaluations with a maximum evaluation depth of 5. Performed 22574 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1350 fixpoints after 106 different actions. Largest state had 496 variables.
[2019-10-14 00:45:10,850 INFO  L132        PluginConnector]: ------------------------ END Abstract Interpretation----------------------------
[2019-10-14 00:45:10,855 INFO  L168              Benchmark]: Toolchain (without parser) took 13921.19 ms. Allocated memory was 138.4 MB in the beginning and 739.2 MB in the end (delta: 600.8 MB). Free memory was 100.1 MB in the beginning and 286.4 MB in the end (delta: -186.3 MB). Peak memory consumption was 414.5 MB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,856 INFO  L168              Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,857 INFO  L168              Benchmark]: CACSL2BoogieTranslator took 1209.74 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 141.9 MB in the end (delta: -42.0 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,859 INFO  L168              Benchmark]: Boogie Preprocessor took 186.63 ms. Allocated memory is still 201.3 MB. Free memory was 141.9 MB in the beginning and 135.4 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,861 INFO  L168              Benchmark]: RCFGBuilder took 2087.09 ms. Allocated memory was 201.3 MB in the beginning and 251.7 MB in the end (delta: 50.3 MB). Free memory was 134.7 MB in the beginning and 191.6 MB in the end (delta: -56.9 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,863 INFO  L168              Benchmark]: Abstract Interpretation took 10432.53 ms. Allocated memory was 251.7 MB in the beginning and 739.2 MB in the end (delta: 487.6 MB). Free memory was 191.6 MB in the beginning and 286.4 MB in the end (delta: -94.8 MB). Peak memory consumption was 392.8 MB. Max. memory is 7.1 GB.
[2019-10-14 00:45:10,875 INFO  L335   ainManager$Toolchain]: #######################  End [Toolchain 1] #######################
 --- Results ---
 * Results from de.uni_freiburg.informatik.ultimate.core:
  - StatisticsResult: Toolchain Benchmarks
    Benchmark results are:
 * CDTParser took 0.17 ms. Allocated memory is still 138.4 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB.
 * CACSL2BoogieTranslator took 1209.74 ms. Allocated memory was 138.4 MB in the beginning and 201.3 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 141.9 MB in the end (delta: -42.0 MB). Peak memory consumption was 36.9 MB. Max. memory is 7.1 GB.
 * Boogie Preprocessor took 186.63 ms. Allocated memory is still 201.3 MB. Free memory was 141.9 MB in the beginning and 135.4 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 7.1 GB.
 * RCFGBuilder took 2087.09 ms. Allocated memory was 201.3 MB in the beginning and 251.7 MB in the end (delta: 50.3 MB). Free memory was 134.7 MB in the beginning and 191.6 MB in the end (delta: -56.9 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB.
 * Abstract Interpretation took 10432.53 ms. Allocated memory was 251.7 MB in the beginning and 739.2 MB in the end (delta: 487.6 MB). Free memory was 191.6 MB in the beginning and 286.4 MB in the end (delta: -94.8 MB). Peak memory consumption was 392.8 MB. Max. memory is 7.1 GB.
 * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2:
  - UnprovableResult [Line: 978]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: abstract domain could reach this error location. 
Possible FailurePath: 
[L1]                 int __return_main;
[L11]                msg_t nomsg = (msg_t )-1;
[L12]                char r1 = '\x0';
[L13]                port_t p1 = 0;
[L14]                char p1_old = '\x0';
[L15]                char p1_new = '\x0';
[L16]                char id1 = '\x0';
[L17]                char st1 = '\x0';
[L18]                msg_t send1 = '\x0';
[L19]                _Bool mode1 = 0;
[L20]                _Bool alive1 = 0;
[L21]                port_t p2 = 0;
[L22]                char p2_old = '\x0';
[L23]                char p2_new = '\x0';
[L24]                char id2 = '\x0';
[L25]                char st2 = '\x0';
[L26]                msg_t send2 = '\x0';
[L27]                _Bool mode2 = 0;
[L28]                _Bool alive2 = 0;
[L29]                port_t p3 = 0;
[L30]                char p3_old = '\x0';
[L31]                char p3_new = '\x0';
[L32]                char id3 = '\x0';
[L33]                char st3 = '\x0';
[L34]                msg_t send3 = '\x0';
[L35]                _Bool mode3 = 0;
[L36]                _Bool alive3 = 0;
[L40]                void (*nodes[3])() = { &node1, &node2, &node3 };
[L44]                int __return_6067;
[L45]                int __return_7533;
[L46]                int __tmp_6155_0;
[L47]                int __return_6208;
[L48]                int __tmp_6218_0;
[L49]                int __tmp_6397_0;
[L50]                int __return_6278;
[L51]                int __tmp_6279_0;
[L52]                int __return_6292;
[L53]                int __return_6692;
[L54]                int __return_7253;
[L55]                int __return_7499;
[L56]                int __return_6511;
[L57]                int __return_6769;
[L58]                int __return_7342;
[L59]                int __return_7573;
[L60]                int __return_7459;
[L61]                int __return_7634;
[L62]                int __return_7600;
[L63]                int __return_7290;
[L64]                int __return_7199;
[L65]                int __return_7409;
[L66]                int __return_7375;
[L67]                int __return_7864;
[L68]                int __return_7832;
[L69]                int __return_7929;
[L70]                int __return_7895;
[L71]                int __return_7715;
[L72]                int __return_7683;
[L73]                int __return_7780;
[L74]                int __return_7746;
[L75]                int __return_6729;
[L76]                int __return_6650;
[L77]                int __return_6836;
[L78]                int __return_6802;
[L79]                int __return_6445;
[L80]                int __return_6145;
[L81]                int __return_6600;
[L82]                int __return_6566;
[L83]                int __return_7066;
[L84]                int __return_7034;
[L85]                int __return_7131;
[L86]                int __return_7097;
[L87]                int __return_6917;
[L88]                int __return_6885;
[L89]                int __return_6982;
[L90]                int __return_6948;
[L91]                int __return_8172;
[L92]                int __return_8140;
[L93]                int __return_8237;
[L94]                int __return_8203;
[L95]                int __return_8025;
[L96]                int __return_7993;
[L97]                int __return_8090;
[L98]                int __return_8056;
[L99]                int __return_8467;
[L100]               int __return_8435;
[L101]               int __return_8532;
[L102]               int __return_8498;
[L103]               int __return_8318;
[L104]               int __return_8286;
[L105]               int __return_8383;
[L106]               int __return_8349;
[L109]               int main__c1;
[L110]               int main__i2;
[L111]               main__c1 = 0
[L112]               r1 = __VERIFIER_nondet_char()
[L113]               id1 = __VERIFIER_nondet_char()
[L114]               st1 = __VERIFIER_nondet_char()
[L115]               send1 = __VERIFIER_nondet_char()
[L116]               mode1 = __VERIFIER_nondet_bool()
[L117]               alive1 = __VERIFIER_nondet_bool()
[L118]               id2 = __VERIFIER_nondet_char()
[L119]               st2 = __VERIFIER_nondet_char()
[L120]               send2 = __VERIFIER_nondet_char()
[L121]               mode2 = __VERIFIER_nondet_bool()
[L122]               alive2 = __VERIFIER_nondet_bool()
[L123]               id3 = __VERIFIER_nondet_char()
[L124]               st3 = __VERIFIER_nondet_char()
[L125]               send3 = __VERIFIER_nondet_char()
[L126]               mode3 = __VERIFIER_nondet_bool()
[L127]               alive3 = __VERIFIER_nondet_bool()
[L129]               int init__tmp;
[L130]   COND TRUE   ((int)r1) == 0
[L132]   COND TRUE   ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1
[L134]   COND TRUE   ((int)id1) >= 0
[L136]   COND TRUE   ((int)st1) == 0
[L138]   COND TRUE   ((int)send1) == ((int)id1)
[L140]   COND TRUE   ((int)mode1) == 0
[L142]   COND TRUE   ((int)id2) >= 0
[L144]   COND TRUE   ((int)st2) == 0
[L146]   COND TRUE   ((int)send2) == ((int)id2)
[L148]   COND TRUE   ((int)mode2) == 0
[L150]   COND TRUE   ((int)id3) >= 0
[L152]   COND TRUE   ((int)st3) == 0
[L154]   COND TRUE   ((int)send3) == ((int)id3)
[L156]   COND TRUE   ((int)mode3) == 0
[L158]   COND TRUE   ((int)id1) != ((int)id2)
[L160]   COND TRUE   ((int)id1) != ((int)id3)
[L162]   COND TRUE   ((int)id2) != ((int)id3)
[L164]               init__tmp = 1
[L165]               __return_6067 = init__tmp
[L166]               main__i2 = __return_6067
[L167]   COND TRUE   main__i2 != 0
[L169]               p1_old = nomsg
[L170]               p1_new = nomsg
[L171]               p2_old = nomsg
[L172]               p2_new = nomsg
[L173]               p3_old = nomsg
[L174]               p3_new = nomsg
[L175]               main__i2 = 0
[L176]   COND TRUE   main__i2 < 6
[L179]               msg_t node1__m1;
[L180]               node1__m1 = nomsg
[L181]   COND FALSE  !(!(mode1 == 0))
[L187]   COND TRUE   !(alive1 == 0)
[L189]               int node1____CPAchecker_TMP_0;
[L190]   COND TRUE   send1 != nomsg
[L192]   COND TRUE   p1_new == nomsg
[L194]               node1____CPAchecker_TMP_0 = send1
[L195]               p1_new = node1____CPAchecker_TMP_0
[L196]               mode1 = 1
[L198]               msg_t node2__m2;
[L199]               node2__m2 = nomsg
[L200]   COND FALSE  !(!(mode2 == 0))
[L206]   COND FALSE  !(!(alive2 == 0))
[L1792]  COND FALSE  !(((int)send2) != ((int)id2))
[L2053]              mode2 = 1
[L2055]              msg_t node3__m3;
[L2056]              node3__m3 = nomsg
[L2057]  COND FALSE  !(!(mode3 == 0))
[L2063]  COND FALSE  !(!(alive3 == 0))
[L2174]  COND FALSE  !(((int)send3) != ((int)id3))
[L2242]              mode3 = 1
[L2243]              p1_old = p1_new
[L2244]              p1_new = nomsg
[L2245]              p2_old = p2_new
[L2246]              p2_new = nomsg
[L2247]              p3_old = p3_new
[L2248]              p3_new = nomsg
[L2250]              int check__tmp;
[L2251]  COND TRUE   ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1
[L2253]  COND TRUE   ((int)r1) < 3
[L2255]              check__tmp = 1
[L2256]              __return_7746 = check__tmp
[L2257]              main__c1 = __return_7746
[L2259]              _Bool __tmp_24;
[L2260]              __tmp_24 = main__c1
[L2261]              _Bool assert__arg;
[L2262]              assert__arg = __tmp_24
[L2263]  COND FALSE  !(assert__arg == 0)
[L2269]              int main____CPAchecker_TMP_0 = main__i2;
[L2270]              main__i2 = main__i2 + 1
[L2271]              __tmp_6155_0 = main____CPAchecker_TMP_0
[L265]               main____CPAchecker_TMP_0 = __tmp_6155_0
[L266]   COND TRUE   main__i2 < 6
[L269]               msg_t node1__m1;
[L270]               node1__m1 = nomsg
[L271]   COND TRUE   !(mode1 == 0)
[L273]               r1 = (char)(((int)r1) + 1)
[L274]               node1__m1 = p3_old
[L275]               p3_old = nomsg
[L276]   COND FALSE  !(((int)node1__m1) != ((int)nomsg))
[L1340]              mode1 = 0
[L287]               msg_t node2__m2;
[L288]               node2__m2 = nomsg
[L289]   COND TRUE   !(mode2 == 0)
[L291]               node2__m2 = p1_old
[L292]               p1_old = nomsg
[L293]   COND TRUE   ((int)node2__m2) != ((int)nomsg)
[L295]   COND TRUE   !(alive2 == 0)
[L297]   COND FALSE  !(((int)node2__m2) > ((int)id2))
[L883]   COND TRUE   ((int)node2__m2) == ((int)id2)
[L885]               st2 = 1
[L886]               mode2 = 0
[L888]               msg_t node3__m3;
[L889]               node3__m3 = nomsg
[L890]   COND TRUE   !(mode3 == 0)
[L892]               node3__m3 = p2_old
[L893]               p2_old = nomsg
[L894]   COND TRUE   ((int)node3__m3) != ((int)nomsg)
[L896]   COND TRUE   !(alive3 == 0)
[L898]   COND FALSE  !(((int)node3__m3) > ((int)id3))
[L950]   COND TRUE   ((int)node3__m3) == ((int)id3)
[L952]               st3 = 1
[L953]               mode3 = 0
[L954]               p1_old = p1_new
[L955]               p1_new = nomsg
[L956]               p2_old = p2_new
[L957]               p2_new = nomsg
[L958]               p3_old = p3_new
[L959]               p3_new = nomsg
[L961]               int check__tmp;
[L962]   COND FALSE  !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1)
[L968]               check__tmp = 0
[L969]               __return_7499 = check__tmp
[L970]               main__c1 = __return_7499
[L972]               _Bool __tmp_6;
[L973]               __tmp_6 = main__c1
[L974]               _Bool assert__arg;
[L975]               assert__arg = __tmp_6
[L976]   COND TRUE   assert__arg == 0
[L978]               __VERIFIER_error()

  - UnprovableResult [Line: 1153]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: abstract domain could reach this error location. 
Possible FailurePath: 
[L1]                 int __return_main;
[L11]                msg_t nomsg = (msg_t )-1;
[L12]                char r1 = '\x0';
[L13]                port_t p1 = 0;
[L14]                char p1_old = '\x0';
[L15]                char p1_new = '\x0';
[L16]                char id1 = '\x0';
[L17]                char st1 = '\x0';
[L18]                msg_t send1 = '\x0';
[L19]                _Bool mode1 = 0;
[L20]                _Bool alive1 = 0;
[L21]                port_t p2 = 0;
[L22]                char p2_old = '\x0';
[L23]                char p2_new = '\x0';
[L24]                char id2 = '\x0';
[L25]                char st2 = '\x0';
[L26]                msg_t send2 = '\x0';
[L27]                _Bool mode2 = 0;
[L28]                _Bool alive2 = 0;
[L29]                port_t p3 = 0;
[L30]                char p3_old = '\x0';
[L31]                char p3_new = '\x0';
[L32]                char id3 = '\x0';
[L33]                char st3 = '\x0';
[L34]                msg_t send3 = '\x0';
[L35]                _Bool mode3 = 0;
[L36]                _Bool alive3 = 0;
[L40]                void (*nodes[3])() = { &node1, &node2, &node3 };
[L44]                int __return_6067;
[L45]                int __return_7533;
[L46]                int __tmp_6155_0;
[L47]                int __return_6208;
[L48]                int __tmp_6218_0;
[L49]                int __tmp_6397_0;
[L50]                int __return_6278;
[L51]                int __tmp_6279_0;
[L52]                int __return_6292;
[L53]                int __return_6692;
[L54]                int __return_7253;
[L55]                int __return_7499;
[L56]                int __return_6511;
[L57]                int __return_6769;
[L58]                int __return_7342;
[L59]                int __return_7573;
[L60]                int __return_7459;
[L61]                int __return_7634;
[L62]                int __return_7600;
[L63]                int __return_7290;
[L64]                int __return_7199;
[L65]                int __return_7409;
[L66]                int __return_7375;
[L67]                int __return_7864;
[L68]                int __return_7832;
[L69]                int __return_7929;
[L70]                int __return_7895;
[L71]                int __return_7715;
[L72]                int __return_7683;
[L73]                int __return_7780;
[L74]                int __return_7746;
[L75]                int __return_6729;
[L76]                int __return_6650;
[L77]                int __return_6836;
[L78]                int __return_6802;
[L79]                int __return_6445;
[L80]                int __return_6145;
[L81]                int __return_6600;
[L82]                int __return_6566;
[L83]                int __return_7066;
[L84]                int __return_7034;
[L85]                int __return_7131;
[L86]                int __return_7097;
[L87]                int __return_6917;
[L88]                int __return_6885;
[L89]                int __return_6982;
[L90]                int __return_6948;
[L91]                int __return_8172;
[L92]                int __return_8140;
[L93]                int __return_8237;
[L94]                int __return_8203;
[L95]                int __return_8025;
[L96]                int __return_7993;
[L97]                int __return_8090;
[L98]                int __return_8056;
[L99]                int __return_8467;
[L100]               int __return_8435;
[L101]               int __return_8532;
[L102]               int __return_8498;
[L103]               int __return_8318;
[L104]               int __return_8286;
[L105]               int __return_8383;
[L106]               int __return_8349;
[L109]               int main__c1;
[L110]               int main__i2;
[L111]               main__c1 = 0
[L112]               r1 = __VERIFIER_nondet_char()
[L113]               id1 = __VERIFIER_nondet_char()
[L114]               st1 = __VERIFIER_nondet_char()
[L115]               send1 = __VERIFIER_nondet_char()
[L116]               mode1 = __VERIFIER_nondet_bool()
[L117]               alive1 = __VERIFIER_nondet_bool()
[L118]               id2 = __VERIFIER_nondet_char()
[L119]               st2 = __VERIFIER_nondet_char()
[L120]               send2 = __VERIFIER_nondet_char()
[L121]               mode2 = __VERIFIER_nondet_bool()
[L122]               alive2 = __VERIFIER_nondet_bool()
[L123]               id3 = __VERIFIER_nondet_char()
[L124]               st3 = __VERIFIER_nondet_char()
[L125]               send3 = __VERIFIER_nondet_char()
[L126]               mode3 = __VERIFIER_nondet_bool()
[L127]               alive3 = __VERIFIER_nondet_bool()
[L129]               int init__tmp;
[L130]   COND TRUE   ((int)r1) == 0
[L132]   COND TRUE   ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1
[L134]   COND TRUE   ((int)id1) >= 0
[L136]   COND TRUE   ((int)st1) == 0
[L138]   COND TRUE   ((int)send1) == ((int)id1)
[L140]   COND TRUE   ((int)mode1) == 0
[L142]   COND TRUE   ((int)id2) >= 0
[L144]   COND TRUE   ((int)st2) == 0
[L146]   COND TRUE   ((int)send2) == ((int)id2)
[L148]   COND TRUE   ((int)mode2) == 0
[L150]   COND TRUE   ((int)id3) >= 0
[L152]   COND TRUE   ((int)st3) == 0
[L154]   COND TRUE   ((int)send3) == ((int)id3)
[L156]   COND TRUE   ((int)mode3) == 0
[L158]   COND TRUE   ((int)id1) != ((int)id2)
[L160]   COND TRUE   ((int)id1) != ((int)id3)
[L162]   COND TRUE   ((int)id2) != ((int)id3)
[L164]               init__tmp = 1
[L165]               __return_6067 = init__tmp
[L166]               main__i2 = __return_6067
[L167]   COND TRUE   main__i2 != 0
[L169]               p1_old = nomsg
[L170]               p1_new = nomsg
[L171]               p2_old = nomsg
[L172]               p2_new = nomsg
[L173]               p3_old = nomsg
[L174]               p3_new = nomsg
[L175]               main__i2 = 0
[L176]   COND TRUE   main__i2 < 6
[L179]               msg_t node1__m1;
[L180]               node1__m1 = nomsg
[L181]   COND FALSE  !(!(mode1 == 0))
[L187]   COND FALSE  !(!(alive1 == 0))
[L3317]              mode1 = 1
[L3319]              msg_t node2__m2;
[L3320]              node2__m2 = nomsg
[L3321]  COND FALSE  !(!(mode2 == 0))
[L3327]  COND TRUE   !(alive2 == 0)
[L3329]              int node2____CPAchecker_TMP_0;
[L3330]  COND TRUE   send2 != nomsg
[L3332]  COND TRUE   p2_new == nomsg
[L3334]              node2____CPAchecker_TMP_0 = send2
[L3335]              p2_new = node2____CPAchecker_TMP_0
[L3336]              mode2 = 1
[L3338]              msg_t node3__m3;
[L3339]              node3__m3 = nomsg
[L3340]  COND FALSE  !(!(mode3 == 0))
[L3346]  COND TRUE   !(alive3 == 0)
[L3348]              int node3____CPAchecker_TMP_0;
[L3349]  COND TRUE   send3 != nomsg
[L3351]  COND TRUE   p3_new == nomsg
[L3353]              node3____CPAchecker_TMP_0 = send3
[L3354]              p3_new = node3____CPAchecker_TMP_0
[L3355]              mode3 = 1
[L3356]              p1_old = p1_new
[L3357]              p1_new = nomsg
[L3358]              p2_old = p2_new
[L3359]              p2_new = nomsg
[L3360]              p3_old = p3_new
[L3361]              p3_new = nomsg
[L3363]              int check__tmp;
[L3364]  COND TRUE   ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1
[L3366]  COND TRUE   ((int)r1) < 3
[L3368]              check__tmp = 1
[L3369]              __return_8172 = check__tmp
[L3370]              main__c1 = __return_8172
[L3372]              _Bool __tmp_41;
[L3373]              __tmp_41 = main__c1
[L3374]              _Bool assert__arg;
[L3375]              assert__arg = __tmp_41
[L3376]  COND FALSE  !(assert__arg == 0)
[L3382]              int main____CPAchecker_TMP_0 = main__i2;
[L3383]              main__i2 = main__i2 + 1
[L3384]              __tmp_6155_0 = main____CPAchecker_TMP_0
[L265]               main____CPAchecker_TMP_0 = __tmp_6155_0
[L266]   COND TRUE   main__i2 < 6
[L269]               msg_t node1__m1;
[L270]               node1__m1 = nomsg
[L271]   COND TRUE   !(mode1 == 0)
[L273]               r1 = (char)(((int)r1) + 1)
[L274]               node1__m1 = p3_old
[L275]               p3_old = nomsg
[L276]   COND TRUE   ((int)node1__m1) != ((int)nomsg)
[L278]   COND TRUE   !(alive1 == 0)
[L280]   COND FALSE  !(((int)node1__m1) > ((int)id1))
[L1041]  COND TRUE   ((int)node1__m1) == ((int)id1)
[L1043]              st1 = 1
[L1044]              mode1 = 0
[L1046]              msg_t node2__m2;
[L1047]              node2__m2 = nomsg
[L1048]  COND TRUE   !(mode2 == 0)
[L1050]              node2__m2 = p1_old
[L1051]              p1_old = nomsg
[L1052]  COND FALSE  !(((int)node2__m2) != ((int)nomsg))
[L1315]              mode2 = 0
[L1063]              msg_t node3__m3;
[L1064]              node3__m3 = nomsg
[L1065]  COND TRUE   !(mode3 == 0)
[L1067]              node3__m3 = p2_old
[L1068]              p2_old = nomsg
[L1069]  COND TRUE   ((int)node3__m3) != ((int)nomsg)
[L1071]  COND TRUE   !(alive3 == 0)
[L1073]  COND FALSE  !(((int)node3__m3) > ((int)id3))
[L1125]  COND TRUE   ((int)node3__m3) == ((int)id3)
[L1127]              st3 = 1
[L1128]              mode3 = 0
[L1129]              p1_old = p1_new
[L1130]              p1_new = nomsg
[L1131]              p2_old = p2_new
[L1132]              p2_new = nomsg
[L1133]              p3_old = p3_new
[L1134]              p3_new = nomsg
[L1136]              int check__tmp;
[L1137]  COND FALSE  !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1)
[L1143]              check__tmp = 0
[L1144]              __return_6769 = check__tmp
[L1145]              main__c1 = __return_6769
[L1147]              _Bool __tmp_8;
[L1148]              __tmp_8 = main__c1
[L1149]              _Bool assert__arg;
[L1150]              assert__arg = __tmp_8
[L1151]  COND TRUE   assert__arg == 0
[L1153]              __VERIFIER_error()

  - UnprovableResult [Line: 1236]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: abstract domain could reach this error location. 
Possible FailurePath: 
[L1]                 int __return_main;
[L11]                msg_t nomsg = (msg_t )-1;
[L12]                char r1 = '\x0';
[L13]                port_t p1 = 0;
[L14]                char p1_old = '\x0';
[L15]                char p1_new = '\x0';
[L16]                char id1 = '\x0';
[L17]                char st1 = '\x0';
[L18]                msg_t send1 = '\x0';
[L19]                _Bool mode1 = 0;
[L20]                _Bool alive1 = 0;
[L21]                port_t p2 = 0;
[L22]                char p2_old = '\x0';
[L23]                char p2_new = '\x0';
[L24]                char id2 = '\x0';
[L25]                char st2 = '\x0';
[L26]                msg_t send2 = '\x0';
[L27]                _Bool mode2 = 0;
[L28]                _Bool alive2 = 0;
[L29]                port_t p3 = 0;
[L30]                char p3_old = '\x0';
[L31]                char p3_new = '\x0';
[L32]                char id3 = '\x0';
[L33]                char st3 = '\x0';
[L34]                msg_t send3 = '\x0';
[L35]                _Bool mode3 = 0;
[L36]                _Bool alive3 = 0;
[L40]                void (*nodes[3])() = { &node1, &node2, &node3 };
[L44]                int __return_6067;
[L45]                int __return_7533;
[L46]                int __tmp_6155_0;
[L47]                int __return_6208;
[L48]                int __tmp_6218_0;
[L49]                int __tmp_6397_0;
[L50]                int __return_6278;
[L51]                int __tmp_6279_0;
[L52]                int __return_6292;
[L53]                int __return_6692;
[L54]                int __return_7253;
[L55]                int __return_7499;
[L56]                int __return_6511;
[L57]                int __return_6769;
[L58]                int __return_7342;
[L59]                int __return_7573;
[L60]                int __return_7459;
[L61]                int __return_7634;
[L62]                int __return_7600;
[L63]                int __return_7290;
[L64]                int __return_7199;
[L65]                int __return_7409;
[L66]                int __return_7375;
[L67]                int __return_7864;
[L68]                int __return_7832;
[L69]                int __return_7929;
[L70]                int __return_7895;
[L71]                int __return_7715;
[L72]                int __return_7683;
[L73]                int __return_7780;
[L74]                int __return_7746;
[L75]                int __return_6729;
[L76]                int __return_6650;
[L77]                int __return_6836;
[L78]                int __return_6802;
[L79]                int __return_6445;
[L80]                int __return_6145;
[L81]                int __return_6600;
[L82]                int __return_6566;
[L83]                int __return_7066;
[L84]                int __return_7034;
[L85]                int __return_7131;
[L86]                int __return_7097;
[L87]                int __return_6917;
[L88]                int __return_6885;
[L89]                int __return_6982;
[L90]                int __return_6948;
[L91]                int __return_8172;
[L92]                int __return_8140;
[L93]                int __return_8237;
[L94]                int __return_8203;
[L95]                int __return_8025;
[L96]                int __return_7993;
[L97]                int __return_8090;
[L98]                int __return_8056;
[L99]                int __return_8467;
[L100]               int __return_8435;
[L101]               int __return_8532;
[L102]               int __return_8498;
[L103]               int __return_8318;
[L104]               int __return_8286;
[L105]               int __return_8383;
[L106]               int __return_8349;
[L109]               int main__c1;
[L110]               int main__i2;
[L111]               main__c1 = 0
[L112]               r1 = __VERIFIER_nondet_char()
[L113]               id1 = __VERIFIER_nondet_char()
[L114]               st1 = __VERIFIER_nondet_char()
[L115]               send1 = __VERIFIER_nondet_char()
[L116]               mode1 = __VERIFIER_nondet_bool()
[L117]               alive1 = __VERIFIER_nondet_bool()
[L118]               id2 = __VERIFIER_nondet_char()
[L119]               st2 = __VERIFIER_nondet_char()
[L120]               send2 = __VERIFIER_nondet_char()
[L121]               mode2 = __VERIFIER_nondet_bool()
[L122]               alive2 = __VERIFIER_nondet_bool()
[L123]               id3 = __VERIFIER_nondet_char()
[L124]               st3 = __VERIFIER_nondet_char()
[L125]               send3 = __VERIFIER_nondet_char()
[L126]               mode3 = __VERIFIER_nondet_bool()
[L127]               alive3 = __VERIFIER_nondet_bool()
[L129]               int init__tmp;
[L130]   COND TRUE   ((int)r1) == 0
[L132]   COND TRUE   ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1
[L134]   COND TRUE   ((int)id1) >= 0
[L136]   COND TRUE   ((int)st1) == 0
[L138]   COND TRUE   ((int)send1) == ((int)id1)
[L140]   COND TRUE   ((int)mode1) == 0
[L142]   COND TRUE   ((int)id2) >= 0
[L144]   COND TRUE   ((int)st2) == 0
[L146]   COND TRUE   ((int)send2) == ((int)id2)
[L148]   COND TRUE   ((int)mode2) == 0
[L150]   COND TRUE   ((int)id3) >= 0
[L152]   COND TRUE   ((int)st3) == 0
[L154]   COND TRUE   ((int)send3) == ((int)id3)
[L156]   COND TRUE   ((int)mode3) == 0
[L158]   COND TRUE   ((int)id1) != ((int)id2)
[L160]   COND TRUE   ((int)id1) != ((int)id3)
[L162]   COND TRUE   ((int)id2) != ((int)id3)
[L164]               init__tmp = 1
[L165]               __return_6067 = init__tmp
[L166]               main__i2 = __return_6067
[L167]   COND TRUE   main__i2 != 0
[L169]               p1_old = nomsg
[L170]               p1_new = nomsg
[L171]               p2_old = nomsg
[L172]               p2_new = nomsg
[L173]               p3_old = nomsg
[L174]               p3_new = nomsg
[L175]               main__i2 = 0
[L176]   COND TRUE   main__i2 < 6
[L179]               msg_t node1__m1;
[L180]               node1__m1 = nomsg
[L181]   COND FALSE  !(!(mode1 == 0))
[L187]   COND FALSE  !(!(alive1 == 0))
[L3317]              mode1 = 1
[L3319]              msg_t node2__m2;
[L3320]              node2__m2 = nomsg
[L3321]  COND FALSE  !(!(mode2 == 0))
[L3327]  COND TRUE   !(alive2 == 0)
[L3329]              int node2____CPAchecker_TMP_0;
[L3330]  COND TRUE   send2 != nomsg
[L3332]  COND TRUE   p2_new == nomsg
[L3334]              node2____CPAchecker_TMP_0 = send2
[L3335]              p2_new = node2____CPAchecker_TMP_0
[L3336]              mode2 = 1
[L3338]              msg_t node3__m3;
[L3339]              node3__m3 = nomsg
[L3340]  COND FALSE  !(!(mode3 == 0))
[L3346]  COND TRUE   !(alive3 == 0)
[L3348]              int node3____CPAchecker_TMP_0;
[L3349]  COND TRUE   send3 != nomsg
[L3351]  COND TRUE   p3_new == nomsg
[L3353]              node3____CPAchecker_TMP_0 = send3
[L3354]              p3_new = node3____CPAchecker_TMP_0
[L3355]              mode3 = 1
[L3356]              p1_old = p1_new
[L3357]              p1_new = nomsg
[L3358]              p2_old = p2_new
[L3359]              p2_new = nomsg
[L3360]              p3_old = p3_new
[L3361]              p3_new = nomsg
[L3363]              int check__tmp;
[L3364]  COND TRUE   ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1
[L3366]  COND TRUE   ((int)r1) < 3
[L3368]              check__tmp = 1
[L3369]              __return_8172 = check__tmp
[L3370]              main__c1 = __return_8172
[L3372]              _Bool __tmp_41;
[L3373]              __tmp_41 = main__c1
[L3374]              _Bool assert__arg;
[L3375]              assert__arg = __tmp_41
[L3376]  COND FALSE  !(assert__arg == 0)
[L3382]              int main____CPAchecker_TMP_0 = main__i2;
[L3383]              main__i2 = main__i2 + 1
[L3384]              __tmp_6155_0 = main____CPAchecker_TMP_0
[L265]               main____CPAchecker_TMP_0 = __tmp_6155_0
[L266]   COND TRUE   main__i2 < 6
[L269]               msg_t node1__m1;
[L270]               node1__m1 = nomsg
[L271]   COND TRUE   !(mode1 == 0)
[L273]               r1 = (char)(((int)r1) + 1)
[L274]               node1__m1 = p3_old
[L275]               p3_old = nomsg
[L276]   COND TRUE   ((int)node1__m1) != ((int)nomsg)
[L278]   COND TRUE   !(alive1 == 0)
[L280]   COND FALSE  !(((int)node1__m1) > ((int)id1))
[L1041]  COND TRUE   ((int)node1__m1) == ((int)id1)
[L1043]              st1 = 1
[L1044]              mode1 = 0
[L1046]              msg_t node2__m2;
[L1047]              node2__m2 = nomsg
[L1048]  COND TRUE   !(mode2 == 0)
[L1050]              node2__m2 = p1_old
[L1051]              p1_old = nomsg
[L1052]  COND TRUE   ((int)node2__m2) != ((int)nomsg)
[L1054]  COND TRUE   !(alive2 == 0)
[L1056]  COND FALSE  !(((int)node2__m2) > ((int)id2))
[L1191]  COND TRUE   ((int)node2__m2) == ((int)id2)
[L1193]              st2 = 1
[L1194]              mode2 = 0
[L1196]              msg_t node3__m3;
[L1197]              node3__m3 = nomsg
[L1198]  COND TRUE   !(mode3 == 0)
[L1200]              node3__m3 = p2_old
[L1201]              p2_old = nomsg
[L1202]  COND FALSE  !(((int)node3__m3) != ((int)nomsg))
[L1290]              mode3 = 0
[L1212]              p1_old = p1_new
[L1213]              p1_new = nomsg
[L1214]              p2_old = p2_new
[L1215]              p2_new = nomsg
[L1216]              p3_old = p3_new
[L1217]              p3_new = nomsg
[L1219]              int check__tmp;
[L1220]  COND FALSE  !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1)
[L1226]              check__tmp = 0
[L1227]              __return_7342 = check__tmp
[L1228]              main__c1 = __return_7342
[L1230]              _Bool __tmp_9;
[L1231]              __tmp_9 = main__c1
[L1232]              _Bool assert__arg;
[L1233]              assert__arg = __tmp_9
[L1234]  COND TRUE   assert__arg == 0
[L1236]              __VERIFIER_error()

  - UnprovableResult [Line: 438]: Unable to prove that call of __VERIFIER_error() unreachable
    Unable to prove that call of __VERIFIER_error() unreachable
 Reason: abstract domain could reach this error location. 
Possible FailurePath: 
[L1]                 int __return_main;
[L11]                msg_t nomsg = (msg_t )-1;
[L12]                char r1 = '\x0';
[L13]                port_t p1 = 0;
[L14]                char p1_old = '\x0';
[L15]                char p1_new = '\x0';
[L16]                char id1 = '\x0';
[L17]                char st1 = '\x0';
[L18]                msg_t send1 = '\x0';
[L19]                _Bool mode1 = 0;
[L20]                _Bool alive1 = 0;
[L21]                port_t p2 = 0;
[L22]                char p2_old = '\x0';
[L23]                char p2_new = '\x0';
[L24]                char id2 = '\x0';
[L25]                char st2 = '\x0';
[L26]                msg_t send2 = '\x0';
[L27]                _Bool mode2 = 0;
[L28]                _Bool alive2 = 0;
[L29]                port_t p3 = 0;
[L30]                char p3_old = '\x0';
[L31]                char p3_new = '\x0';
[L32]                char id3 = '\x0';
[L33]                char st3 = '\x0';
[L34]                msg_t send3 = '\x0';
[L35]                _Bool mode3 = 0;
[L36]                _Bool alive3 = 0;
[L40]                void (*nodes[3])() = { &node1, &node2, &node3 };
[L44]                int __return_6067;
[L45]                int __return_7533;
[L46]                int __tmp_6155_0;
[L47]                int __return_6208;
[L48]                int __tmp_6218_0;
[L49]                int __tmp_6397_0;
[L50]                int __return_6278;
[L51]                int __tmp_6279_0;
[L52]                int __return_6292;
[L53]                int __return_6692;
[L54]                int __return_7253;
[L55]                int __return_7499;
[L56]                int __return_6511;
[L57]                int __return_6769;
[L58]                int __return_7342;
[L59]                int __return_7573;
[L60]                int __return_7459;
[L61]                int __return_7634;
[L62]                int __return_7600;
[L63]                int __return_7290;
[L64]                int __return_7199;
[L65]                int __return_7409;
[L66]                int __return_7375;
[L67]                int __return_7864;
[L68]                int __return_7832;
[L69]                int __return_7929;
[L70]                int __return_7895;
[L71]                int __return_7715;
[L72]                int __return_7683;
[L73]                int __return_7780;
[L74]                int __return_7746;
[L75]                int __return_6729;
[L76]                int __return_6650;
[L77]                int __return_6836;
[L78]                int __return_6802;
[L79]                int __return_6445;
[L80]                int __return_6145;
[L81]                int __return_6600;
[L82]                int __return_6566;
[L83]                int __return_7066;
[L84]                int __return_7034;
[L85]                int __return_7131;
[L86]                int __return_7097;
[L87]                int __return_6917;
[L88]                int __return_6885;
[L89]                int __return_6982;
[L90]                int __return_6948;
[L91]                int __return_8172;
[L92]                int __return_8140;
[L93]                int __return_8237;
[L94]                int __return_8203;
[L95]                int __return_8025;
[L96]                int __return_7993;
[L97]                int __return_8090;
[L98]                int __return_8056;
[L99]                int __return_8467;
[L100]               int __return_8435;
[L101]               int __return_8532;
[L102]               int __return_8498;
[L103]               int __return_8318;
[L104]               int __return_8286;
[L105]               int __return_8383;
[L106]               int __return_8349;
[L109]               int main__c1;
[L110]               int main__i2;
[L111]               main__c1 = 0
[L112]               r1 = __VERIFIER_nondet_char()
[L113]               id1 = __VERIFIER_nondet_char()
[L114]               st1 = __VERIFIER_nondet_char()
[L115]               send1 = __VERIFIER_nondet_char()
[L116]               mode1 = __VERIFIER_nondet_bool()
[L117]               alive1 = __VERIFIER_nondet_bool()
[L118]               id2 = __VERIFIER_nondet_char()
[L119]               st2 = __VERIFIER_nondet_char()
[L120]               send2 = __VERIFIER_nondet_char()
[L121]               mode2 = __VERIFIER_nondet_bool()
[L122]               alive2 = __VERIFIER_nondet_bool()
[L123]               id3 = __VERIFIER_nondet_char()
[L124]               st3 = __VERIFIER_nondet_char()
[L125]               send3 = __VERIFIER_nondet_char()
[L126]               mode3 = __VERIFIER_nondet_bool()
[L127]               alive3 = __VERIFIER_nondet_bool()
[L129]               int init__tmp;
[L130]   COND TRUE   ((int)r1) == 0
[L132]   COND TRUE   ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1
[L134]   COND TRUE   ((int)id1) >= 0
[L136]   COND TRUE   ((int)st1) == 0
[L138]   COND TRUE   ((int)send1) == ((int)id1)
[L140]   COND TRUE   ((int)mode1) == 0
[L142]   COND TRUE   ((int)id2) >= 0
[L144]   COND TRUE   ((int)st2) == 0
[L146]   COND TRUE   ((int)send2) == ((int)id2)
[L148]   COND TRUE   ((int)mode2) == 0
[L150]   COND TRUE   ((int)id3) >= 0
[L152]   COND TRUE   ((int)st3) == 0
[L154]   COND TRUE   ((int)send3) == ((int)id3)
[L156]   COND TRUE   ((int)mode3) == 0
[L158]   COND TRUE   ((int)id1) != ((int)id2)
[L160]   COND TRUE   ((int)id1) != ((int)id3)
[L162]   COND TRUE   ((int)id2) != ((int)id3)
[L164]               init__tmp = 1
[L165]               __return_6067 = init__tmp
[L166]               main__i2 = __return_6067
[L167]   COND TRUE   main__i2 != 0
[L169]               p1_old = nomsg
[L170]               p1_new = nomsg
[L171]               p2_old = nomsg
[L172]               p2_new = nomsg
[L173]               p3_old = nomsg
[L174]               p3_new = nomsg
[L175]               main__i2 = 0
[L176]   COND TRUE   main__i2 < 6
[L179]               msg_t node1__m1;
[L180]               node1__m1 = nomsg
[L181]   COND FALSE  !(!(mode1 == 0))
[L187]   COND FALSE  !(!(alive1 == 0))
[L3317]              mode1 = 1
[L3319]              msg_t node2__m2;
[L3320]              node2__m2 = nomsg
[L3321]  COND FALSE  !(!(mode2 == 0))
[L3327]  COND TRUE   !(alive2 == 0)
[L3329]              int node2____CPAchecker_TMP_0;
[L3330]  COND TRUE   send2 != nomsg
[L3332]  COND TRUE   p2_new == nomsg
[L3334]              node2____CPAchecker_TMP_0 = send2
[L3335]              p2_new = node2____CPAchecker_TMP_0
[L3336]              mode2 = 1
[L3338]              msg_t node3__m3;
[L3339]              node3__m3 = nomsg
[L3340]  COND FALSE  !(!(mode3 == 0))
[L3346]  COND TRUE   !(alive3 == 0)
[L3348]              int node3____CPAchecker_TMP_0;
[L3349]  COND TRUE   send3 != nomsg
[L3351]  COND TRUE   p3_new == nomsg
[L3353]              node3____CPAchecker_TMP_0 = send3
[L3354]              p3_new = node3____CPAchecker_TMP_0
[L3355]              mode3 = 1
[L3356]              p1_old = p1_new
[L3357]              p1_new = nomsg
[L3358]              p2_old = p2_new
[L3359]              p2_new = nomsg
[L3360]              p3_old = p3_new
[L3361]              p3_new = nomsg
[L3363]              int check__tmp;
[L3364]  COND TRUE   ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1
[L3366]  COND TRUE   ((int)r1) < 3
[L3368]              check__tmp = 1
[L3369]              __return_8172 = check__tmp
[L3370]              main__c1 = __return_8172
[L3372]              _Bool __tmp_41;
[L3373]              __tmp_41 = main__c1
[L3374]              _Bool assert__arg;
[L3375]              assert__arg = __tmp_41
[L3376]  COND FALSE  !(assert__arg == 0)
[L3382]              int main____CPAchecker_TMP_0 = main__i2;
[L3383]              main__i2 = main__i2 + 1
[L3384]              __tmp_6155_0 = main____CPAchecker_TMP_0
[L265]               main____CPAchecker_TMP_0 = __tmp_6155_0
[L266]   COND TRUE   main__i2 < 6
[L269]               msg_t node1__m1;
[L270]               node1__m1 = nomsg
[L271]   COND TRUE   !(mode1 == 0)
[L273]               r1 = (char)(((int)r1) + 1)
[L274]               node1__m1 = p3_old
[L275]               p3_old = nomsg
[L276]   COND TRUE   ((int)node1__m1) != ((int)nomsg)
[L278]   COND TRUE   !(alive1 == 0)
[L280]   COND FALSE  !(((int)node1__m1) > ((int)id1))
[L1041]  COND TRUE   ((int)node1__m1) == ((int)id1)
[L1043]              st1 = 1
[L1044]              mode1 = 0
[L1046]              msg_t node2__m2;
[L1047]              node2__m2 = nomsg
[L1048]  COND TRUE   !(mode2 == 0)
[L1050]              node2__m2 = p1_old
[L1051]              p1_old = nomsg
[L1052]  COND TRUE   ((int)node2__m2) != ((int)nomsg)
[L1054]  COND TRUE   !(alive2 == 0)
[L1056]  COND FALSE  !(((int)node2__m2) > ((int)id2))
[L1191]  COND TRUE   ((int)node2__m2) == ((int)id2)
[L1193]              st2 = 1
[L1194]              mode2 = 0
[L1196]              msg_t node3__m3;
[L1197]              node3__m3 = nomsg
[L1198]  COND TRUE   !(mode3 == 0)
[L1200]              node3__m3 = p2_old
[L1201]              p2_old = nomsg
[L1202]  COND TRUE   ((int)node3__m3) != ((int)nomsg)
[L1204]  COND TRUE   !(alive3 == 0)
[L1206]  COND FALSE  !(((int)node3__m3) > ((int)id3))
[L1249]  COND TRUE   ((int)node3__m3) == ((int)id3)
[L1251]              st3 = 1
[L1252]              mode3 = 0
[L1253]              p1_old = p1_new
[L1254]              p1_new = nomsg
[L1255]              p2_old = p2_new
[L1256]              p2_new = nomsg
[L1257]              p3_old = p3_new
[L1258]              p3_new = nomsg
[L1260]              int check__tmp;
[L1261]  COND FALSE  !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1)
[L1267]              check__tmp = 0
[L1268]              __return_7573 = check__tmp
[L1269]              main__c1 = __return_7573
[L1270]              __tmp_6279_0 = main____CPAchecker_TMP_0
[L430]               main____CPAchecker_TMP_0 = __tmp_6279_0
[L432]               _Bool __tmp_3;
[L433]               __tmp_3 = main__c1
[L434]               _Bool assert__arg;
[L435]               assert__arg = __tmp_3
[L436]   COND TRUE   assert__arg == 0
[L438]               __VERIFIER_error()

RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
Received shutdown request...