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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:23:02,423 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:23:02,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:23:02,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:23:02,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:23:02,446 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:23:02,448 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:23:02,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:23:02,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:23:02,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:23:02,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:23:02,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:23:02,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:23:02,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:23:02,470 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:23:02,472 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:23:02,473 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:23:02,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:23:02,477 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:23:02,482 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:23:02,485 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:23:02,486 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:23:02,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:23:02,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:23:02,489 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-11 17:23:02,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-11 17:23:02,490 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-11 17:23:02,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-11 17:23:02,491 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-11 17:23:02,492 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-11 17:23:02,492 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:23:02,493 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:23:02,493 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:23:02,494 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:23:02,495 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:23:02,495 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:23:02,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:23:02,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:23:02,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:23:02,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:23:02,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:23:02,499 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-11 17:23:02,514 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:23:02,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:23:02,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:23:02,515 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:23:02,515 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:23:02,516 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:23:02,516 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:23:02,516 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:23:02,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:23:02,516 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:23:02,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:23:02,517 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:23:02,518 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:23:02,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:23:02,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:23:02,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:23:02,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:23:02,519 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:23:02,519 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:23:02,519 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:23:02,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:23:02,519 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:23:02,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:23:02,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:23:02,520 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:23:02,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:23:02,521 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:23:02,521 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:23:02,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:23:02,521 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:23:02,557 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:23:02,570 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:23:02,574 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:23:02,575 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:23:02,576 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:23:02,577 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:23:02,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774a726cb/da32e511a67044c3854060580a85f43c/FLAG7591105e7 [2019-09-11 17:23:03,299 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:23:03,301 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2019-09-11 17:23:03,324 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774a726cb/da32e511a67044c3854060580a85f43c/FLAG7591105e7 [2019-09-11 17:23:03,502 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/774a726cb/da32e511a67044c3854060580a85f43c [2019-09-11 17:23:03,511 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:23:03,513 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:23:03,514 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:23:03,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:23:03,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:23:03,519 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:23:03" (1/1) ... [2019-09-11 17:23:03,522 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45625c42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:03, skipping insertion in model container [2019-09-11 17:23:03,522 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:23:03" (1/1) ... [2019-09-11 17:23:03,530 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:23:03,644 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:23:04,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:23:04,681 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:23:05,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:23:05,038 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:23:05,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05 WrapperNode [2019-09-11 17:23:05,039 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:23:05,040 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:23:05,040 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:23:05,040 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:23:05,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,170 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (1/1) ... [2019-09-11 17:23:05,193 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:23:05,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:23:05,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:23:05,194 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:23:05,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:23:05" (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 [2019-09-11 17:23:05,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:23:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:23:05,301 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:23:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:23:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:23:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:23:05,302 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:23:05,303 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:23:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:23:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:23:05,304 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:23:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:23:05,305 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:23:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:23:05,307 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:23:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:23:05,308 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:23:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:23:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:23:05,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:23:07,982 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:23:07,982 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:23:07,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:23:07 BoogieIcfgContainer [2019-09-11 17:23:07,984 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:23:07,985 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:23:07,985 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:23:07,985 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:23:07,986 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:23:07" (1/1) ... [2019-09-11 17:23:08,033 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:23:08,271 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:23:42,213 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:23:42,333 INFO L272 AbstractInterpreter]: Visited 1192 different actions 55034 times. Merged at 783 different actions 29745 times. Widened at 244 different actions 3626 times. Performed 168129 root evaluator evaluations with a maximum evaluation depth of 6. Performed 168129 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 16569 fixpoints after 565 different actions. Largest state had 373 variables. [2019-09-11 17:23:42,334 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:23:42,337 INFO L168 Benchmark]: Toolchain (without parser) took 38823.16 ms. Allocated memory was 135.3 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 87.9 MB in the beginning and 408.7 MB in the end (delta: -320.8 MB). Peak memory consumption was 1.0 GB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,338 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1525.72 ms. Allocated memory was 135.3 MB in the beginning and 202.9 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 143.9 MB in the end (delta: -56.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,340 INFO L168 Benchmark]: Boogie Preprocessor took 153.53 ms. Allocated memory is still 202.9 MB. Free memory was 143.9 MB in the beginning and 136.0 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,341 INFO L168 Benchmark]: RCFGBuilder took 2790.37 ms. Allocated memory was 202.9 MB in the beginning and 258.5 MB in the end (delta: 55.6 MB). Free memory was 136.0 MB in the beginning and 104.9 MB in the end (delta: 31.2 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,342 INFO L168 Benchmark]: Abstract Interpretation took 34349.05 ms. Allocated memory was 258.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 104.9 MB in the beginning and 408.7 MB in the end (delta: -303.8 MB). Peak memory consumption was 902.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:42,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 135.3 MB. Free memory was 109.8 MB in the beginning and 109.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1525.72 ms. Allocated memory was 135.3 MB in the beginning and 202.9 MB in the end (delta: 67.6 MB). Free memory was 87.7 MB in the beginning and 143.9 MB in the end (delta: -56.3 MB). Peak memory consumption was 39.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 153.53 ms. Allocated memory is still 202.9 MB. Free memory was 143.9 MB in the beginning and 136.0 MB in the end (delta: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2790.37 ms. Allocated memory was 202.9 MB in the beginning and 258.5 MB in the end (delta: 55.6 MB). Free memory was 136.0 MB in the beginning and 104.9 MB in the end (delta: 31.2 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 34349.05 ms. Allocated memory was 258.5 MB in the beginning and 1.5 GB in the end (delta: 1.2 GB). Free memory was 104.9 MB in the beginning and 408.7 MB in the end (delta: -303.8 MB). Peak memory consumption was 902.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1524]: 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; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] _Bool newmax1 = 0; [L69] char id2 = '\x0'; [L70] unsigned char r2 = '\x0'; [L71] char st2 = '\x0'; [L72] char nl2 = '\x0'; [L73] char m2 = '\x0'; [L74] char max2 = '\x0'; [L75] _Bool mode2 = 0; [L76] _Bool newmax2 = 0; [L77] char id3 = '\x0'; [L78] unsigned char r3 = '\x0'; [L79] char st3 = '\x0'; [L80] char nl3 = '\x0'; [L81] char m3 = '\x0'; [L82] char max3 = '\x0'; [L83] _Bool mode3 = 0; [L84] _Bool newmax3 = 0; [L85] char id4 = '\x0'; [L86] unsigned char r4 = '\x0'; [L87] char st4 = '\x0'; [L88] char nl4 = '\x0'; [L89] char m4 = '\x0'; [L90] char max4 = '\x0'; [L91] _Bool mode4 = 0; [L92] _Bool newmax4 = 0; [L97] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L101] int __return_3075; [L102] int __return_3317; [L103] int __return_3525; [L104] int __return_3745; [L105] int __return_4513; [L106] int __return_3954; [L107] int __return_4155; [L110] int main__c1; [L111] int main__i2; [L112] main__c1 = 0 [L113] ep12 = __VERIFIER_nondet_bool() [L114] ep13 = __VERIFIER_nondet_bool() [L115] ep14 = __VERIFIER_nondet_bool() [L116] ep21 = __VERIFIER_nondet_bool() [L117] ep23 = __VERIFIER_nondet_bool() [L118] ep24 = __VERIFIER_nondet_bool() [L119] ep31 = __VERIFIER_nondet_bool() [L120] ep32 = __VERIFIER_nondet_bool() [L121] ep34 = __VERIFIER_nondet_bool() [L122] ep41 = __VERIFIER_nondet_bool() [L123] ep42 = __VERIFIER_nondet_bool() [L124] ep43 = __VERIFIER_nondet_bool() [L125] id1 = __VERIFIER_nondet_char() [L126] r1 = __VERIFIER_nondet_uchar() [L127] st1 = __VERIFIER_nondet_char() [L128] nl1 = __VERIFIER_nondet_char() [L129] m1 = __VERIFIER_nondet_char() [L130] max1 = __VERIFIER_nondet_char() [L131] mode1 = __VERIFIER_nondet_bool() [L132] newmax1 = __VERIFIER_nondet_bool() [L133] id2 = __VERIFIER_nondet_char() [L134] r2 = __VERIFIER_nondet_uchar() [L135] st2 = __VERIFIER_nondet_char() [L136] nl2 = __VERIFIER_nondet_char() [L137] m2 = __VERIFIER_nondet_char() [L138] max2 = __VERIFIER_nondet_char() [L139] mode2 = __VERIFIER_nondet_bool() [L140] newmax2 = __VERIFIER_nondet_bool() [L141] id3 = __VERIFIER_nondet_char() [L142] r3 = __VERIFIER_nondet_uchar() [L143] st3 = __VERIFIER_nondet_char() [L144] nl3 = __VERIFIER_nondet_char() [L145] m3 = __VERIFIER_nondet_char() [L146] max3 = __VERIFIER_nondet_char() [L147] mode3 = __VERIFIER_nondet_bool() [L148] newmax3 = __VERIFIER_nondet_bool() [L149] id4 = __VERIFIER_nondet_char() [L150] r4 = __VERIFIER_nondet_uchar() [L151] st4 = __VERIFIER_nondet_char() [L152] nl4 = __VERIFIER_nondet_char() [L153] m4 = __VERIFIER_nondet_char() [L154] max4 = __VERIFIER_nondet_char() [L155] mode4 = __VERIFIER_nondet_bool() [L156] newmax4 = __VERIFIER_nondet_bool() [L158] _Bool init__r121; [L159] _Bool init__r131; [L160] _Bool init__r141; [L161] _Bool init__r211; [L162] _Bool init__r231; [L163] _Bool init__r241; [L164] _Bool init__r311; [L165] _Bool init__r321; [L166] _Bool init__r341; [L167] _Bool init__r411; [L168] _Bool init__r421; [L169] _Bool init__r431; [L170] _Bool init__r122; [L171] int init__tmp; [L172] _Bool init__r132; [L173] int init__tmp___0; [L174] _Bool init__r142; [L175] int init__tmp___1; [L176] _Bool init__r212; [L177] int init__tmp___2; [L178] _Bool init__r232; [L179] int init__tmp___3; [L180] _Bool init__r242; [L181] int init__tmp___4; [L182] _Bool init__r312; [L183] int init__tmp___5; [L184] _Bool init__r322; [L185] int init__tmp___6; [L186] _Bool init__r342; [L187] int init__tmp___7; [L188] _Bool init__r412; [L189] int init__tmp___8; [L190] _Bool init__r422; [L191] int init__tmp___9; [L192] _Bool init__r432; [L193] int init__tmp___10; [L194] _Bool init__r123; [L195] int init__tmp___11; [L196] _Bool init__r133; [L197] int init__tmp___12; [L198] _Bool init__r143; [L199] int init__tmp___13; [L200] _Bool init__r213; [L201] int init__tmp___14; [L202] _Bool init__r233; [L203] int init__tmp___15; [L204] _Bool init__r243; [L205] int init__tmp___16; [L206] _Bool init__r313; [L207] int init__tmp___17; [L208] _Bool init__r323; [L209] int init__tmp___18; [L210] _Bool init__r343; [L211] int init__tmp___19; [L212] _Bool init__r413; [L213] int init__tmp___20; [L214] _Bool init__r423; [L215] int init__tmp___21; [L216] _Bool init__r433; [L217] int init__tmp___22; [L218] int init__tmp___23; [L219] init__r121 = ep12 [L220] init__r131 = ep13 [L221] init__r141 = ep14 [L222] init__r211 = ep21 [L223] init__r231 = ep23 [L224] init__r241 = ep24 [L225] init__r311 = ep31 [L226] init__r321 = ep32 [L227] init__r341 = ep34 [L228] init__r411 = ep41 [L229] init__r421 = ep42 [L230] init__r431 = ep43 [L231] COND TRUE !(init__r121 == 0) [L233] init__tmp = 1 [L235] init__r122 = (_Bool)init__tmp [L236] COND TRUE !(init__r131 == 0) [L238] init__tmp___0 = 1 [L240] init__r132 = (_Bool)init__tmp___0 [L241] COND TRUE !(init__r141 == 0) [L243] init__tmp___1 = 1 [L245] init__r142 = (_Bool)init__tmp___1 [L246] COND TRUE !(init__r211 == 0) [L248] init__tmp___2 = 1 [L250] init__r212 = (_Bool)init__tmp___2 [L251] COND TRUE !(init__r231 == 0) [L253] init__tmp___3 = 1 [L255] init__r232 = (_Bool)init__tmp___3 [L256] COND TRUE !(init__r241 == 0) [L258] init__tmp___4 = 1 [L260] init__r242 = (_Bool)init__tmp___4 [L261] COND TRUE !(init__r311 == 0) [L263] init__tmp___5 = 1 [L265] init__r312 = (_Bool)init__tmp___5 [L266] COND TRUE !(init__r321 == 0) [L268] init__tmp___6 = 1 [L270] init__r322 = (_Bool)init__tmp___6 [L271] COND TRUE !(init__r341 == 0) [L273] init__tmp___7 = 1 [L275] init__r342 = (_Bool)init__tmp___7 [L276] COND TRUE !(init__r411 == 0) [L278] init__tmp___8 = 1 [L280] init__r412 = (_Bool)init__tmp___8 [L281] COND TRUE !(init__r421 == 0) [L283] init__tmp___9 = 1 [L285] init__r422 = (_Bool)init__tmp___9 [L286] COND TRUE !(init__r431 == 0) [L288] init__tmp___10 = 1 [L290] init__r432 = (_Bool)init__tmp___10 [L291] COND TRUE !(init__r122 == 0) [L293] init__tmp___11 = 1 [L295] init__r123 = (_Bool)init__tmp___11 [L296] COND TRUE !(init__r132 == 0) [L298] init__tmp___12 = 1 [L300] init__r133 = (_Bool)init__tmp___12 [L301] COND TRUE !(init__r142 == 0) [L303] init__tmp___13 = 1 [L305] init__r143 = (_Bool)init__tmp___13 [L306] COND TRUE !(init__r212 == 0) [L308] init__tmp___14 = 1 [L310] init__r213 = (_Bool)init__tmp___14 [L311] COND TRUE !(init__r232 == 0) [L313] init__tmp___15 = 1 [L315] init__r233 = (_Bool)init__tmp___15 [L316] COND TRUE !(init__r242 == 0) [L318] init__tmp___16 = 1 [L320] init__r243 = (_Bool)init__tmp___16 [L321] COND TRUE !(init__r312 == 0) [L323] init__tmp___17 = 1 [L325] init__r313 = (_Bool)init__tmp___17 [L326] COND TRUE !(init__r322 == 0) [L328] init__tmp___18 = 1 [L330] init__r323 = (_Bool)init__tmp___18 [L331] COND TRUE !(init__r342 == 0) [L333] init__tmp___19 = 1 [L335] init__r343 = (_Bool)init__tmp___19 [L336] COND TRUE !(init__r412 == 0) [L338] init__tmp___20 = 1 [L340] init__r413 = (_Bool)init__tmp___20 [L341] COND TRUE !(init__r422 == 0) [L343] init__tmp___21 = 1 [L345] init__r423 = (_Bool)init__tmp___21 [L346] COND TRUE !(init__r432 == 0) [L348] init__tmp___22 = 1 [L350] init__r433 = (_Bool)init__tmp___22 [L351] COND TRUE ((int)id1) != ((int)id2) [L353] COND TRUE ((int)id1) != ((int)id3) [L355] COND TRUE ((int)id1) != ((int)id4) [L357] COND TRUE ((int)id2) != ((int)id3) [L359] COND TRUE ((int)id2) != ((int)id4) [L361] COND TRUE ((int)id3) != ((int)id4) [L363] COND TRUE ((int)id1) >= 0 [L365] COND TRUE ((int)id2) >= 0 [L367] COND TRUE ((int)id3) >= 0 [L369] COND TRUE ((int)id4) >= 0 [L371] COND TRUE ((int)r1) == 0 [L373] COND TRUE ((int)r2) == 0 [L375] COND TRUE ((int)r3) == 0 [L377] COND TRUE ((int)r4) == 0 [L379] COND TRUE !(init__r123 == 0) [L381] COND TRUE !(init__r133 == 0) [L383] COND TRUE !(init__r143 == 0) [L385] COND TRUE !(init__r213 == 0) [L387] COND TRUE !(init__r233 == 0) [L389] COND TRUE !(init__r243 == 0) [L391] COND TRUE !(init__r313 == 0) [L393] COND TRUE !(init__r323 == 0) [L395] COND TRUE !(init__r343 == 0) [L397] COND TRUE !(init__r413 == 0) [L399] COND TRUE !(init__r423 == 0) [L401] COND TRUE !(init__r433 == 0) [L403] COND TRUE ((int)max1) == ((int)id1) [L405] COND TRUE ((int)max2) == ((int)id2) [L407] COND TRUE ((int)max3) == ((int)id3) [L409] COND TRUE ((int)max4) == ((int)id4) [L411] COND TRUE ((int)st1) == 0 [L413] COND TRUE ((int)st2) == 0 [L415] COND TRUE ((int)st3) == 0 [L417] COND TRUE ((int)st4) == 0 [L419] COND TRUE ((int)nl1) == 0 [L421] COND TRUE ((int)nl2) == 0 [L423] COND TRUE ((int)nl3) == 0 [L425] COND TRUE ((int)nl4) == 0 [L427] COND TRUE ((int)mode1) == 0 [L429] COND TRUE ((int)mode2) == 0 [L431] COND TRUE ((int)mode3) == 0 [L433] COND TRUE ((int)mode4) == 0 [L435] COND TRUE !(newmax1 == 0) [L437] COND TRUE !(newmax2 == 0) [L439] COND TRUE !(newmax3 == 0) [L441] COND TRUE !(newmax4 == 0) [L443] init__tmp___23 = 1 [L444] __return_3075 = init__tmp___23 [L445] main__i2 = __return_3075 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] _Bool node1__newmax; [L475] node1__newmax = 0 [L476] COND FALSE !(!(mode1 == 0)) [L482] COND TRUE ((int)r1) < 3 [L484] COND FALSE !(!(ep12 == 0)) [L497] COND FALSE !(!(ep13 == 0)) [L510] COND FALSE !(!(ep14 == 0)) [L523] mode1 = 1 [L525] _Bool node2__newmax; [L526] node2__newmax = 0 [L527] COND FALSE !(!(mode2 == 0)) [L533] COND TRUE ((int)r2) < 3 [L535] COND FALSE !(!(ep21 == 0)) [L548] COND FALSE !(!(ep23 == 0)) [L561] COND FALSE !(!(ep24 == 0)) [L574] mode2 = 1 [L576] _Bool node3__newmax; [L577] node3__newmax = 0 [L578] COND FALSE !(!(mode3 == 0)) [L584] COND TRUE ((int)r3) < 3 [L586] COND FALSE !(!(ep31 == 0)) [L599] COND FALSE !(!(ep32 == 0)) [L612] COND FALSE !(!(ep34 == 0)) [L625] mode3 = 1 [L627] _Bool node4__newmax; [L628] node4__newmax = 0 [L629] COND FALSE !(!(mode4 == 0)) [L635] COND TRUE ((int)r4) < 3 [L637] COND FALSE !(!(ep41 == 0)) [L650] COND FALSE !(!(ep42 == 0)) [L663] COND FALSE !(!(ep43 == 0)) [L676] mode4 = 1 [L677] p12_old = p12_new [L678] p12_new = nomsg [L679] p13_old = p13_new [L680] p13_new = nomsg [L681] p14_old = p14_new [L682] p14_new = nomsg [L683] p21_old = p21_new [L684] p21_new = nomsg [L685] p23_old = p23_new [L686] p23_new = nomsg [L687] p24_old = p24_new [L688] p24_new = nomsg [L689] p31_old = p31_new [L690] p31_new = nomsg [L691] p32_old = p32_new [L692] p32_new = nomsg [L693] p34_old = p34_new [L694] p34_new = nomsg [L695] p41_old = p41_new [L696] p41_new = nomsg [L697] p42_old = p42_new [L698] p42_new = nomsg [L699] p43_old = p43_new [L700] p43_new = nomsg [L702] int check__tmp; [L703] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L705] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L707] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L709] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L711] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L713] COND FALSE !(((int)r1) >= 3) [L719] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L721] COND TRUE ((int)r1) < 3 [L723] COND FALSE !(((int)r1) >= 3) [L729] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L731] COND TRUE ((int)r1) < 3 [L733] check__tmp = 1 [L734] __return_3317 = check__tmp [L735] main__c1 = __return_3317 [L737] _Bool __tmp_1; [L738] __tmp_1 = main__c1 [L739] _Bool assert__arg; [L740] assert__arg = __tmp_1 [L741] COND FALSE !(assert__arg == 0) [L748] _Bool node1__newmax; [L749] node1__newmax = 0 [L750] COND TRUE !(mode1 == 0) [L752] COND FALSE !(r1 == 255) [L758] r1 = r1 + 1 [L759] COND FALSE !(!(ep21 == 0)) [L768] COND FALSE !(!(ep31 == 0)) [L777] COND FALSE !(!(ep41 == 0)) [L786] newmax1 = node1__newmax [L787] COND FALSE !(((int)r1) == 2) [L793] mode1 = 0 [L795] _Bool node2__newmax; [L796] node2__newmax = 0 [L797] COND TRUE !(mode2 == 0) [L799] COND FALSE !(r2 == 255) [L805] r2 = r2 + 1 [L806] COND FALSE !(!(ep12 == 0)) [L815] COND FALSE !(!(ep32 == 0)) [L824] COND FALSE !(!(ep42 == 0)) [L833] newmax2 = node2__newmax [L834] COND FALSE !(((int)r2) == 3) [L840] mode2 = 0 [L842] _Bool node3__newmax; [L843] node3__newmax = 0 [L844] COND TRUE !(mode3 == 0) [L846] COND FALSE !(r3 == 255) [L852] r3 = r3 + 1 [L853] COND FALSE !(!(ep13 == 0)) [L862] COND FALSE !(!(ep23 == 0)) [L871] COND FALSE !(!(ep43 == 0)) [L880] newmax3 = node3__newmax [L881] COND FALSE !(((int)r3) == 3) [L887] mode3 = 0 [L889] _Bool node4__newmax; [L890] node4__newmax = 0 [L891] COND TRUE !(mode4 == 0) [L893] COND FALSE !(r4 == 255) [L899] r4 = r4 + 1 [L900] COND FALSE !(!(ep14 == 0)) [L909] COND FALSE !(!(ep24 == 0)) [L918] COND FALSE !(!(ep34 == 0)) [L927] newmax4 = node4__newmax [L928] COND FALSE !(((int)r4) == 3) [L934] mode4 = 0 [L935] p12_old = p12_new [L936] p12_new = nomsg [L937] p13_old = p13_new [L938] p13_new = nomsg [L939] p14_old = p14_new [L940] p14_new = nomsg [L941] p21_old = p21_new [L942] p21_new = nomsg [L943] p23_old = p23_new [L944] p23_new = nomsg [L945] p24_old = p24_new [L946] p24_new = nomsg [L947] p31_old = p31_new [L948] p31_new = nomsg [L949] p32_old = p32_new [L950] p32_new = nomsg [L951] p34_old = p34_new [L952] p34_new = nomsg [L953] p41_old = p41_new [L954] p41_new = nomsg [L955] p42_old = p42_new [L956] p42_new = nomsg [L957] p43_old = p43_new [L958] p43_new = nomsg [L960] int check__tmp; [L961] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L963] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L965] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L967] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L969] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L971] COND FALSE !(((int)r1) >= 3) [L977] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L979] COND TRUE ((int)r1) < 3 [L981] COND FALSE !(((int)r1) >= 3) [L987] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L989] COND TRUE ((int)r1) < 3 [L991] check__tmp = 1 [L992] __return_3525 = check__tmp [L993] main__c1 = __return_3525 [L995] _Bool __tmp_2; [L996] __tmp_2 = main__c1 [L997] _Bool assert__arg; [L998] assert__arg = __tmp_2 [L999] COND FALSE !(assert__arg == 0) [L1006] _Bool node1__newmax; [L1007] node1__newmax = 0 [L1008] COND FALSE !(!(mode1 == 0)) [L1014] COND TRUE ((int)r1) < 3 [L1016] COND FALSE !(!(ep12 == 0)) [L1029] COND FALSE !(!(ep13 == 0)) [L1042] COND FALSE !(!(ep14 == 0)) [L1055] mode1 = 1 [L1057] _Bool node2__newmax; [L1058] node2__newmax = 0 [L1059] COND FALSE !(!(mode2 == 0)) [L1065] COND TRUE ((int)r2) < 3 [L1067] COND FALSE !(!(ep21 == 0)) [L1080] COND FALSE !(!(ep23 == 0)) [L1093] COND FALSE !(!(ep24 == 0)) [L1106] mode2 = 1 [L1108] _Bool node3__newmax; [L1109] node3__newmax = 0 [L1110] COND FALSE !(!(mode3 == 0)) [L1116] COND TRUE ((int)r3) < 3 [L1118] COND FALSE !(!(ep31 == 0)) [L1131] COND FALSE !(!(ep32 == 0)) [L1144] COND FALSE !(!(ep34 == 0)) [L1157] mode3 = 1 [L1159] _Bool node4__newmax; [L1160] node4__newmax = 0 [L1161] COND FALSE !(!(mode4 == 0)) [L1167] COND TRUE ((int)r4) < 3 [L1169] COND FALSE !(!(ep41 == 0)) [L1182] COND FALSE !(!(ep42 == 0)) [L1195] COND FALSE !(!(ep43 == 0)) [L1208] mode4 = 1 [L1209] p12_old = p12_new [L1210] p12_new = nomsg [L1211] p13_old = p13_new [L1212] p13_new = nomsg [L1213] p14_old = p14_new [L1214] p14_new = nomsg [L1215] p21_old = p21_new [L1216] p21_new = nomsg [L1217] p23_old = p23_new [L1218] p23_new = nomsg [L1219] p24_old = p24_new [L1220] p24_new = nomsg [L1221] p31_old = p31_new [L1222] p31_new = nomsg [L1223] p32_old = p32_new [L1224] p32_new = nomsg [L1225] p34_old = p34_new [L1226] p34_new = nomsg [L1227] p41_old = p41_new [L1228] p41_new = nomsg [L1229] p42_old = p42_new [L1230] p42_new = nomsg [L1231] p43_old = p43_new [L1232] p43_new = nomsg [L1234] int check__tmp; [L1235] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1237] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1239] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1241] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1243] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1245] COND FALSE !(((int)r1) >= 3) [L1251] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1253] COND TRUE ((int)r1) < 3 [L1255] COND FALSE !(((int)r1) >= 3) [L1261] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1263] COND TRUE ((int)r1) < 3 [L1265] check__tmp = 1 [L1266] __return_3745 = check__tmp [L1267] main__c1 = __return_3745 [L1269] _Bool __tmp_3; [L1270] __tmp_3 = main__c1 [L1271] _Bool assert__arg; [L1272] assert__arg = __tmp_3 [L1273] COND FALSE !(assert__arg == 0) [L1280] _Bool node1__newmax; [L1281] node1__newmax = 0 [L1282] COND TRUE !(mode1 == 0) [L1284] COND FALSE !(r1 == 255) [L1290] r1 = r1 + 1 [L1291] COND FALSE !(!(ep21 == 0)) [L1300] COND FALSE !(!(ep31 == 0)) [L1309] COND FALSE !(!(ep41 == 0)) [L1318] newmax1 = node1__newmax [L1319] COND TRUE ((int)r1) == 2 [L1321] COND TRUE ((int)max1) == ((int)id1) [L1323] st1 = 1 [L1324] mode1 = 0 [L1326] _Bool node2__newmax; [L1327] node2__newmax = 0 [L1328] COND TRUE !(mode2 == 0) [L1330] COND FALSE !(r2 == 255) [L1336] r2 = r2 + 1 [L1337] COND FALSE !(!(ep12 == 0)) [L1346] COND FALSE !(!(ep32 == 0)) [L1355] COND FALSE !(!(ep42 == 0)) [L1364] newmax2 = node2__newmax [L1365] COND FALSE !(((int)r2) == 3) [L1371] mode2 = 0 [L1373] _Bool node3__newmax; [L1374] node3__newmax = 0 [L1375] COND TRUE !(mode3 == 0) [L1377] COND FALSE !(r3 == 255) [L1383] r3 = r3 + 1 [L1384] COND FALSE !(!(ep13 == 0)) [L1393] COND FALSE !(!(ep23 == 0)) [L1402] COND FALSE !(!(ep43 == 0)) [L1411] newmax3 = node3__newmax [L1412] COND FALSE !(((int)r3) == 3) [L1418] mode3 = 0 [L1420] _Bool node4__newmax; [L1421] node4__newmax = 0 [L1422] COND TRUE !(mode4 == 0) [L1424] COND FALSE !(r4 == 255) [L1430] r4 = r4 + 1 [L1431] COND FALSE !(!(ep14 == 0)) [L1440] COND FALSE !(!(ep24 == 0)) [L1449] COND FALSE !(!(ep34 == 0)) [L1458] newmax4 = node4__newmax [L1459] COND FALSE !(((int)r4) == 3) [L1465] mode4 = 0 [L1466] p12_old = p12_new [L1467] p12_new = nomsg [L1468] p13_old = p13_new [L1469] p13_new = nomsg [L1470] p14_old = p14_new [L1471] p14_new = nomsg [L1472] p21_old = p21_new [L1473] p21_new = nomsg [L1474] p23_old = p23_new [L1475] p23_new = nomsg [L1476] p24_old = p24_new [L1477] p24_new = nomsg [L1478] p31_old = p31_new [L1479] p31_new = nomsg [L1480] p32_old = p32_new [L1481] p32_new = nomsg [L1482] p34_old = p34_new [L1483] p34_new = nomsg [L1484] p41_old = p41_new [L1485] p41_new = nomsg [L1486] p42_old = p42_new [L1487] p42_new = nomsg [L1488] p43_old = p43_new [L1489] p43_new = nomsg [L1491] int check__tmp; [L1492] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1494] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1496] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1498] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1500] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1502] COND FALSE !(((int)r1) >= 3) [L1508] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0) [L1514] check__tmp = 0 [L1515] __return_4513 = check__tmp [L1516] main__c1 = __return_4513 [L1518] _Bool __tmp_4; [L1519] __tmp_4 = main__c1 [L1520] _Bool assert__arg; [L1521] assert__arg = __tmp_4 [L1522] COND TRUE assert__arg == 0 [L1524] __VERIFIER_error() - UnprovableResult [Line: 1889]: 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; [L12] msg_t nomsg = (msg_t )-1; [L13] port_t p12 = 0; [L14] char p12_old = '\x0'; [L15] char p12_new = '\x0'; [L16] _Bool ep12 = 0; [L17] port_t p13 = 0; [L18] char p13_old = '\x0'; [L19] char p13_new = '\x0'; [L20] _Bool ep13 = 0; [L21] port_t p14 = 0; [L22] char p14_old = '\x0'; [L23] char p14_new = '\x0'; [L24] _Bool ep14 = 0; [L25] port_t p21 = 0; [L26] char p21_old = '\x0'; [L27] char p21_new = '\x0'; [L28] _Bool ep21 = 0; [L29] port_t p23 = 0; [L30] char p23_old = '\x0'; [L31] char p23_new = '\x0'; [L32] _Bool ep23 = 0; [L33] port_t p24 = 0; [L34] char p24_old = '\x0'; [L35] char p24_new = '\x0'; [L36] _Bool ep24 = 0; [L37] port_t p31 = 0; [L38] char p31_old = '\x0'; [L39] char p31_new = '\x0'; [L40] _Bool ep31 = 0; [L41] port_t p32 = 0; [L42] char p32_old = '\x0'; [L43] char p32_new = '\x0'; [L44] _Bool ep32 = 0; [L45] port_t p34 = 0; [L46] char p34_old = '\x0'; [L47] char p34_new = '\x0'; [L48] _Bool ep34 = 0; [L49] port_t p41 = 0; [L50] char p41_old = '\x0'; [L51] char p41_new = '\x0'; [L52] _Bool ep41 = 0; [L53] port_t p42 = 0; [L54] char p42_old = '\x0'; [L55] char p42_new = '\x0'; [L56] _Bool ep42 = 0; [L57] port_t p43 = 0; [L58] char p43_old = '\x0'; [L59] char p43_new = '\x0'; [L60] _Bool ep43 = 0; [L61] char id1 = '\x0'; [L62] unsigned char r1 = '\x0'; [L63] char st1 = '\x0'; [L64] char nl1 = '\x0'; [L65] char m1 = '\x0'; [L66] char max1 = '\x0'; [L67] _Bool mode1 = 0; [L68] _Bool newmax1 = 0; [L69] char id2 = '\x0'; [L70] unsigned char r2 = '\x0'; [L71] char st2 = '\x0'; [L72] char nl2 = '\x0'; [L73] char m2 = '\x0'; [L74] char max2 = '\x0'; [L75] _Bool mode2 = 0; [L76] _Bool newmax2 = 0; [L77] char id3 = '\x0'; [L78] unsigned char r3 = '\x0'; [L79] char st3 = '\x0'; [L80] char nl3 = '\x0'; [L81] char m3 = '\x0'; [L82] char max3 = '\x0'; [L83] _Bool mode3 = 0; [L84] _Bool newmax3 = 0; [L85] char id4 = '\x0'; [L86] unsigned char r4 = '\x0'; [L87] char st4 = '\x0'; [L88] char nl4 = '\x0'; [L89] char m4 = '\x0'; [L90] char max4 = '\x0'; [L91] _Bool mode4 = 0; [L92] _Bool newmax4 = 0; [L97] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L101] int __return_3075; [L102] int __return_3317; [L103] int __return_3525; [L104] int __return_3745; [L105] int __return_4513; [L106] int __return_3954; [L107] int __return_4155; [L110] int main__c1; [L111] int main__i2; [L112] main__c1 = 0 [L113] ep12 = __VERIFIER_nondet_bool() [L114] ep13 = __VERIFIER_nondet_bool() [L115] ep14 = __VERIFIER_nondet_bool() [L116] ep21 = __VERIFIER_nondet_bool() [L117] ep23 = __VERIFIER_nondet_bool() [L118] ep24 = __VERIFIER_nondet_bool() [L119] ep31 = __VERIFIER_nondet_bool() [L120] ep32 = __VERIFIER_nondet_bool() [L121] ep34 = __VERIFIER_nondet_bool() [L122] ep41 = __VERIFIER_nondet_bool() [L123] ep42 = __VERIFIER_nondet_bool() [L124] ep43 = __VERIFIER_nondet_bool() [L125] id1 = __VERIFIER_nondet_char() [L126] r1 = __VERIFIER_nondet_uchar() [L127] st1 = __VERIFIER_nondet_char() [L128] nl1 = __VERIFIER_nondet_char() [L129] m1 = __VERIFIER_nondet_char() [L130] max1 = __VERIFIER_nondet_char() [L131] mode1 = __VERIFIER_nondet_bool() [L132] newmax1 = __VERIFIER_nondet_bool() [L133] id2 = __VERIFIER_nondet_char() [L134] r2 = __VERIFIER_nondet_uchar() [L135] st2 = __VERIFIER_nondet_char() [L136] nl2 = __VERIFIER_nondet_char() [L137] m2 = __VERIFIER_nondet_char() [L138] max2 = __VERIFIER_nondet_char() [L139] mode2 = __VERIFIER_nondet_bool() [L140] newmax2 = __VERIFIER_nondet_bool() [L141] id3 = __VERIFIER_nondet_char() [L142] r3 = __VERIFIER_nondet_uchar() [L143] st3 = __VERIFIER_nondet_char() [L144] nl3 = __VERIFIER_nondet_char() [L145] m3 = __VERIFIER_nondet_char() [L146] max3 = __VERIFIER_nondet_char() [L147] mode3 = __VERIFIER_nondet_bool() [L148] newmax3 = __VERIFIER_nondet_bool() [L149] id4 = __VERIFIER_nondet_char() [L150] r4 = __VERIFIER_nondet_uchar() [L151] st4 = __VERIFIER_nondet_char() [L152] nl4 = __VERIFIER_nondet_char() [L153] m4 = __VERIFIER_nondet_char() [L154] max4 = __VERIFIER_nondet_char() [L155] mode4 = __VERIFIER_nondet_bool() [L156] newmax4 = __VERIFIER_nondet_bool() [L158] _Bool init__r121; [L159] _Bool init__r131; [L160] _Bool init__r141; [L161] _Bool init__r211; [L162] _Bool init__r231; [L163] _Bool init__r241; [L164] _Bool init__r311; [L165] _Bool init__r321; [L166] _Bool init__r341; [L167] _Bool init__r411; [L168] _Bool init__r421; [L169] _Bool init__r431; [L170] _Bool init__r122; [L171] int init__tmp; [L172] _Bool init__r132; [L173] int init__tmp___0; [L174] _Bool init__r142; [L175] int init__tmp___1; [L176] _Bool init__r212; [L177] int init__tmp___2; [L178] _Bool init__r232; [L179] int init__tmp___3; [L180] _Bool init__r242; [L181] int init__tmp___4; [L182] _Bool init__r312; [L183] int init__tmp___5; [L184] _Bool init__r322; [L185] int init__tmp___6; [L186] _Bool init__r342; [L187] int init__tmp___7; [L188] _Bool init__r412; [L189] int init__tmp___8; [L190] _Bool init__r422; [L191] int init__tmp___9; [L192] _Bool init__r432; [L193] int init__tmp___10; [L194] _Bool init__r123; [L195] int init__tmp___11; [L196] _Bool init__r133; [L197] int init__tmp___12; [L198] _Bool init__r143; [L199] int init__tmp___13; [L200] _Bool init__r213; [L201] int init__tmp___14; [L202] _Bool init__r233; [L203] int init__tmp___15; [L204] _Bool init__r243; [L205] int init__tmp___16; [L206] _Bool init__r313; [L207] int init__tmp___17; [L208] _Bool init__r323; [L209] int init__tmp___18; [L210] _Bool init__r343; [L211] int init__tmp___19; [L212] _Bool init__r413; [L213] int init__tmp___20; [L214] _Bool init__r423; [L215] int init__tmp___21; [L216] _Bool init__r433; [L217] int init__tmp___22; [L218] int init__tmp___23; [L219] init__r121 = ep12 [L220] init__r131 = ep13 [L221] init__r141 = ep14 [L222] init__r211 = ep21 [L223] init__r231 = ep23 [L224] init__r241 = ep24 [L225] init__r311 = ep31 [L226] init__r321 = ep32 [L227] init__r341 = ep34 [L228] init__r411 = ep41 [L229] init__r421 = ep42 [L230] init__r431 = ep43 [L231] COND TRUE !(init__r121 == 0) [L233] init__tmp = 1 [L235] init__r122 = (_Bool)init__tmp [L236] COND TRUE !(init__r131 == 0) [L238] init__tmp___0 = 1 [L240] init__r132 = (_Bool)init__tmp___0 [L241] COND TRUE !(init__r141 == 0) [L243] init__tmp___1 = 1 [L245] init__r142 = (_Bool)init__tmp___1 [L246] COND TRUE !(init__r211 == 0) [L248] init__tmp___2 = 1 [L250] init__r212 = (_Bool)init__tmp___2 [L251] COND TRUE !(init__r231 == 0) [L253] init__tmp___3 = 1 [L255] init__r232 = (_Bool)init__tmp___3 [L256] COND TRUE !(init__r241 == 0) [L258] init__tmp___4 = 1 [L260] init__r242 = (_Bool)init__tmp___4 [L261] COND TRUE !(init__r311 == 0) [L263] init__tmp___5 = 1 [L265] init__r312 = (_Bool)init__tmp___5 [L266] COND TRUE !(init__r321 == 0) [L268] init__tmp___6 = 1 [L270] init__r322 = (_Bool)init__tmp___6 [L271] COND TRUE !(init__r341 == 0) [L273] init__tmp___7 = 1 [L275] init__r342 = (_Bool)init__tmp___7 [L276] COND TRUE !(init__r411 == 0) [L278] init__tmp___8 = 1 [L280] init__r412 = (_Bool)init__tmp___8 [L281] COND TRUE !(init__r421 == 0) [L283] init__tmp___9 = 1 [L285] init__r422 = (_Bool)init__tmp___9 [L286] COND TRUE !(init__r431 == 0) [L288] init__tmp___10 = 1 [L290] init__r432 = (_Bool)init__tmp___10 [L291] COND TRUE !(init__r122 == 0) [L293] init__tmp___11 = 1 [L295] init__r123 = (_Bool)init__tmp___11 [L296] COND TRUE !(init__r132 == 0) [L298] init__tmp___12 = 1 [L300] init__r133 = (_Bool)init__tmp___12 [L301] COND TRUE !(init__r142 == 0) [L303] init__tmp___13 = 1 [L305] init__r143 = (_Bool)init__tmp___13 [L306] COND TRUE !(init__r212 == 0) [L308] init__tmp___14 = 1 [L310] init__r213 = (_Bool)init__tmp___14 [L311] COND TRUE !(init__r232 == 0) [L313] init__tmp___15 = 1 [L315] init__r233 = (_Bool)init__tmp___15 [L316] COND TRUE !(init__r242 == 0) [L318] init__tmp___16 = 1 [L320] init__r243 = (_Bool)init__tmp___16 [L321] COND TRUE !(init__r312 == 0) [L323] init__tmp___17 = 1 [L325] init__r313 = (_Bool)init__tmp___17 [L326] COND TRUE !(init__r322 == 0) [L328] init__tmp___18 = 1 [L330] init__r323 = (_Bool)init__tmp___18 [L331] COND TRUE !(init__r342 == 0) [L333] init__tmp___19 = 1 [L335] init__r343 = (_Bool)init__tmp___19 [L336] COND TRUE !(init__r412 == 0) [L338] init__tmp___20 = 1 [L340] init__r413 = (_Bool)init__tmp___20 [L341] COND TRUE !(init__r422 == 0) [L343] init__tmp___21 = 1 [L345] init__r423 = (_Bool)init__tmp___21 [L346] COND TRUE !(init__r432 == 0) [L348] init__tmp___22 = 1 [L350] init__r433 = (_Bool)init__tmp___22 [L351] COND TRUE ((int)id1) != ((int)id2) [L353] COND TRUE ((int)id1) != ((int)id3) [L355] COND TRUE ((int)id1) != ((int)id4) [L357] COND TRUE ((int)id2) != ((int)id3) [L359] COND TRUE ((int)id2) != ((int)id4) [L361] COND TRUE ((int)id3) != ((int)id4) [L363] COND TRUE ((int)id1) >= 0 [L365] COND TRUE ((int)id2) >= 0 [L367] COND TRUE ((int)id3) >= 0 [L369] COND TRUE ((int)id4) >= 0 [L371] COND TRUE ((int)r1) == 0 [L373] COND TRUE ((int)r2) == 0 [L375] COND TRUE ((int)r3) == 0 [L377] COND TRUE ((int)r4) == 0 [L379] COND TRUE !(init__r123 == 0) [L381] COND TRUE !(init__r133 == 0) [L383] COND TRUE !(init__r143 == 0) [L385] COND TRUE !(init__r213 == 0) [L387] COND TRUE !(init__r233 == 0) [L389] COND TRUE !(init__r243 == 0) [L391] COND TRUE !(init__r313 == 0) [L393] COND TRUE !(init__r323 == 0) [L395] COND TRUE !(init__r343 == 0) [L397] COND TRUE !(init__r413 == 0) [L399] COND TRUE !(init__r423 == 0) [L401] COND TRUE !(init__r433 == 0) [L403] COND TRUE ((int)max1) == ((int)id1) [L405] COND TRUE ((int)max2) == ((int)id2) [L407] COND TRUE ((int)max3) == ((int)id3) [L409] COND TRUE ((int)max4) == ((int)id4) [L411] COND TRUE ((int)st1) == 0 [L413] COND TRUE ((int)st2) == 0 [L415] COND TRUE ((int)st3) == 0 [L417] COND TRUE ((int)st4) == 0 [L419] COND TRUE ((int)nl1) == 0 [L421] COND TRUE ((int)nl2) == 0 [L423] COND TRUE ((int)nl3) == 0 [L425] COND TRUE ((int)nl4) == 0 [L427] COND TRUE ((int)mode1) == 0 [L429] COND TRUE ((int)mode2) == 0 [L431] COND TRUE ((int)mode3) == 0 [L433] COND TRUE ((int)mode4) == 0 [L435] COND TRUE !(newmax1 == 0) [L437] COND TRUE !(newmax2 == 0) [L439] COND TRUE !(newmax3 == 0) [L441] COND TRUE !(newmax4 == 0) [L443] init__tmp___23 = 1 [L444] __return_3075 = init__tmp___23 [L445] main__i2 = __return_3075 [L446] COND TRUE main__i2 != 0 [L448] p12_old = nomsg [L449] p12_new = nomsg [L450] p13_old = nomsg [L451] p13_new = nomsg [L452] p14_old = nomsg [L453] p14_new = nomsg [L454] p21_old = nomsg [L455] p21_new = nomsg [L456] p23_old = nomsg [L457] p23_new = nomsg [L458] p24_old = nomsg [L459] p24_new = nomsg [L460] p31_old = nomsg [L461] p31_new = nomsg [L462] p32_old = nomsg [L463] p32_new = nomsg [L464] p34_old = nomsg [L465] p34_new = nomsg [L466] p41_old = nomsg [L467] p41_new = nomsg [L468] p42_old = nomsg [L469] p42_new = nomsg [L470] p43_old = nomsg [L471] p43_new = nomsg [L472] main__i2 = 0 [L474] _Bool node1__newmax; [L475] node1__newmax = 0 [L476] COND FALSE !(!(mode1 == 0)) [L482] COND TRUE ((int)r1) < 3 [L484] COND FALSE !(!(ep12 == 0)) [L497] COND FALSE !(!(ep13 == 0)) [L510] COND FALSE !(!(ep14 == 0)) [L523] mode1 = 1 [L525] _Bool node2__newmax; [L526] node2__newmax = 0 [L527] COND FALSE !(!(mode2 == 0)) [L533] COND TRUE ((int)r2) < 3 [L535] COND FALSE !(!(ep21 == 0)) [L548] COND FALSE !(!(ep23 == 0)) [L561] COND FALSE !(!(ep24 == 0)) [L574] mode2 = 1 [L576] _Bool node3__newmax; [L577] node3__newmax = 0 [L578] COND FALSE !(!(mode3 == 0)) [L584] COND TRUE ((int)r3) < 3 [L586] COND FALSE !(!(ep31 == 0)) [L599] COND FALSE !(!(ep32 == 0)) [L612] COND FALSE !(!(ep34 == 0)) [L625] mode3 = 1 [L627] _Bool node4__newmax; [L628] node4__newmax = 0 [L629] COND FALSE !(!(mode4 == 0)) [L635] COND TRUE ((int)r4) < 3 [L637] COND FALSE !(!(ep41 == 0)) [L650] COND FALSE !(!(ep42 == 0)) [L663] COND FALSE !(!(ep43 == 0)) [L676] mode4 = 1 [L677] p12_old = p12_new [L678] p12_new = nomsg [L679] p13_old = p13_new [L680] p13_new = nomsg [L681] p14_old = p14_new [L682] p14_new = nomsg [L683] p21_old = p21_new [L684] p21_new = nomsg [L685] p23_old = p23_new [L686] p23_new = nomsg [L687] p24_old = p24_new [L688] p24_new = nomsg [L689] p31_old = p31_new [L690] p31_new = nomsg [L691] p32_old = p32_new [L692] p32_new = nomsg [L693] p34_old = p34_new [L694] p34_new = nomsg [L695] p41_old = p41_new [L696] p41_new = nomsg [L697] p42_old = p42_new [L698] p42_new = nomsg [L699] p43_old = p43_new [L700] p43_new = nomsg [L702] int check__tmp; [L703] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L705] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L707] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L709] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L711] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L713] COND FALSE !(((int)r1) >= 3) [L719] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L721] COND TRUE ((int)r1) < 3 [L723] COND FALSE !(((int)r1) >= 3) [L729] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L731] COND TRUE ((int)r1) < 3 [L733] check__tmp = 1 [L734] __return_3317 = check__tmp [L735] main__c1 = __return_3317 [L737] _Bool __tmp_1; [L738] __tmp_1 = main__c1 [L739] _Bool assert__arg; [L740] assert__arg = __tmp_1 [L741] COND FALSE !(assert__arg == 0) [L748] _Bool node1__newmax; [L749] node1__newmax = 0 [L750] COND TRUE !(mode1 == 0) [L752] COND FALSE !(r1 == 255) [L758] r1 = r1 + 1 [L759] COND FALSE !(!(ep21 == 0)) [L768] COND FALSE !(!(ep31 == 0)) [L777] COND FALSE !(!(ep41 == 0)) [L786] newmax1 = node1__newmax [L787] COND FALSE !(((int)r1) == 2) [L793] mode1 = 0 [L795] _Bool node2__newmax; [L796] node2__newmax = 0 [L797] COND TRUE !(mode2 == 0) [L799] COND FALSE !(r2 == 255) [L805] r2 = r2 + 1 [L806] COND FALSE !(!(ep12 == 0)) [L815] COND FALSE !(!(ep32 == 0)) [L824] COND FALSE !(!(ep42 == 0)) [L833] newmax2 = node2__newmax [L834] COND FALSE !(((int)r2) == 3) [L840] mode2 = 0 [L842] _Bool node3__newmax; [L843] node3__newmax = 0 [L844] COND TRUE !(mode3 == 0) [L846] COND FALSE !(r3 == 255) [L852] r3 = r3 + 1 [L853] COND FALSE !(!(ep13 == 0)) [L862] COND FALSE !(!(ep23 == 0)) [L871] COND FALSE !(!(ep43 == 0)) [L880] newmax3 = node3__newmax [L881] COND FALSE !(((int)r3) == 3) [L887] mode3 = 0 [L889] _Bool node4__newmax; [L890] node4__newmax = 0 [L891] COND TRUE !(mode4 == 0) [L893] COND FALSE !(r4 == 255) [L899] r4 = r4 + 1 [L900] COND FALSE !(!(ep14 == 0)) [L909] COND FALSE !(!(ep24 == 0)) [L918] COND FALSE !(!(ep34 == 0)) [L927] newmax4 = node4__newmax [L928] COND FALSE !(((int)r4) == 3) [L934] mode4 = 0 [L935] p12_old = p12_new [L936] p12_new = nomsg [L937] p13_old = p13_new [L938] p13_new = nomsg [L939] p14_old = p14_new [L940] p14_new = nomsg [L941] p21_old = p21_new [L942] p21_new = nomsg [L943] p23_old = p23_new [L944] p23_new = nomsg [L945] p24_old = p24_new [L946] p24_new = nomsg [L947] p31_old = p31_new [L948] p31_new = nomsg [L949] p32_old = p32_new [L950] p32_new = nomsg [L951] p34_old = p34_new [L952] p34_new = nomsg [L953] p41_old = p41_new [L954] p41_new = nomsg [L955] p42_old = p42_new [L956] p42_new = nomsg [L957] p43_old = p43_new [L958] p43_new = nomsg [L960] int check__tmp; [L961] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L963] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L965] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L967] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L969] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L971] COND FALSE !(((int)r1) >= 3) [L977] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L979] COND TRUE ((int)r1) < 3 [L981] COND FALSE !(((int)r1) >= 3) [L987] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L989] COND TRUE ((int)r1) < 3 [L991] check__tmp = 1 [L992] __return_3525 = check__tmp [L993] main__c1 = __return_3525 [L995] _Bool __tmp_2; [L996] __tmp_2 = main__c1 [L997] _Bool assert__arg; [L998] assert__arg = __tmp_2 [L999] COND FALSE !(assert__arg == 0) [L1006] _Bool node1__newmax; [L1007] node1__newmax = 0 [L1008] COND FALSE !(!(mode1 == 0)) [L1014] COND TRUE ((int)r1) < 3 [L1016] COND FALSE !(!(ep12 == 0)) [L1029] COND FALSE !(!(ep13 == 0)) [L1042] COND FALSE !(!(ep14 == 0)) [L1055] mode1 = 1 [L1057] _Bool node2__newmax; [L1058] node2__newmax = 0 [L1059] COND FALSE !(!(mode2 == 0)) [L1065] COND TRUE ((int)r2) < 3 [L1067] COND FALSE !(!(ep21 == 0)) [L1080] COND FALSE !(!(ep23 == 0)) [L1093] COND FALSE !(!(ep24 == 0)) [L1106] mode2 = 1 [L1108] _Bool node3__newmax; [L1109] node3__newmax = 0 [L1110] COND FALSE !(!(mode3 == 0)) [L1116] COND TRUE ((int)r3) < 3 [L1118] COND FALSE !(!(ep31 == 0)) [L1131] COND FALSE !(!(ep32 == 0)) [L1144] COND FALSE !(!(ep34 == 0)) [L1157] mode3 = 1 [L1159] _Bool node4__newmax; [L1160] node4__newmax = 0 [L1161] COND FALSE !(!(mode4 == 0)) [L1167] COND TRUE ((int)r4) < 3 [L1169] COND FALSE !(!(ep41 == 0)) [L1182] COND FALSE !(!(ep42 == 0)) [L1195] COND FALSE !(!(ep43 == 0)) [L1208] mode4 = 1 [L1209] p12_old = p12_new [L1210] p12_new = nomsg [L1211] p13_old = p13_new [L1212] p13_new = nomsg [L1213] p14_old = p14_new [L1214] p14_new = nomsg [L1215] p21_old = p21_new [L1216] p21_new = nomsg [L1217] p23_old = p23_new [L1218] p23_new = nomsg [L1219] p24_old = p24_new [L1220] p24_new = nomsg [L1221] p31_old = p31_new [L1222] p31_new = nomsg [L1223] p32_old = p32_new [L1224] p32_new = nomsg [L1225] p34_old = p34_new [L1226] p34_new = nomsg [L1227] p41_old = p41_new [L1228] p41_new = nomsg [L1229] p42_old = p42_new [L1230] p42_new = nomsg [L1231] p43_old = p43_new [L1232] p43_new = nomsg [L1234] int check__tmp; [L1235] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1237] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1239] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1241] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1243] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1245] COND FALSE !(((int)r1) >= 3) [L1251] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1253] COND TRUE ((int)r1) < 3 [L1255] COND FALSE !(((int)r1) >= 3) [L1261] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1263] COND TRUE ((int)r1) < 3 [L1265] check__tmp = 1 [L1266] __return_3745 = check__tmp [L1267] main__c1 = __return_3745 [L1269] _Bool __tmp_3; [L1270] __tmp_3 = main__c1 [L1271] _Bool assert__arg; [L1272] assert__arg = __tmp_3 [L1273] COND FALSE !(assert__arg == 0) [L1280] _Bool node1__newmax; [L1281] node1__newmax = 0 [L1282] COND TRUE !(mode1 == 0) [L1284] COND FALSE !(r1 == 255) [L1290] r1 = r1 + 1 [L1291] COND FALSE !(!(ep21 == 0)) [L1300] COND FALSE !(!(ep31 == 0)) [L1309] COND FALSE !(!(ep41 == 0)) [L1318] newmax1 = node1__newmax [L1319] COND TRUE ((int)r1) == 2 [L1321] COND FALSE !(((int)max1) == ((int)id1)) [L1677] nl1 = 1 [L1678] mode1 = 0 [L1680] _Bool node2__newmax; [L1681] node2__newmax = 0 [L1682] COND TRUE !(mode2 == 0) [L1684] COND FALSE !(r2 == 255) [L1690] r2 = r2 + 1 [L1691] COND FALSE !(!(ep12 == 0)) [L1700] COND FALSE !(!(ep32 == 0)) [L1709] COND FALSE !(!(ep42 == 0)) [L1718] newmax2 = node2__newmax [L1719] COND FALSE !(((int)r2) == 3) [L1725] mode2 = 0 [L1727] _Bool node3__newmax; [L1728] node3__newmax = 0 [L1729] COND TRUE !(mode3 == 0) [L1731] COND FALSE !(r3 == 255) [L1737] r3 = r3 + 1 [L1738] COND FALSE !(!(ep13 == 0)) [L1747] COND FALSE !(!(ep23 == 0)) [L1756] COND FALSE !(!(ep43 == 0)) [L1765] newmax3 = node3__newmax [L1766] COND FALSE !(((int)r3) == 3) [L1772] mode3 = 0 [L1774] _Bool node4__newmax; [L1775] node4__newmax = 0 [L1776] COND TRUE !(mode4 == 0) [L1778] COND FALSE !(r4 == 255) [L1784] r4 = r4 + 1 [L1785] COND FALSE !(!(ep14 == 0)) [L1794] COND FALSE !(!(ep24 == 0)) [L1803] COND FALSE !(!(ep34 == 0)) [L1812] newmax4 = node4__newmax [L1813] COND FALSE !(((int)r4) == 3) [L1819] mode4 = 0 [L1820] p12_old = p12_new [L1821] p12_new = nomsg [L1822] p13_old = p13_new [L1823] p13_new = nomsg [L1824] p14_old = p14_new [L1825] p14_new = nomsg [L1826] p21_old = p21_new [L1827] p21_new = nomsg [L1828] p23_old = p23_new [L1829] p23_new = nomsg [L1830] p24_old = p24_new [L1831] p24_new = nomsg [L1832] p31_old = p31_new [L1833] p31_new = nomsg [L1834] p32_old = p32_new [L1835] p32_new = nomsg [L1836] p34_old = p34_new [L1837] p34_new = nomsg [L1838] p41_old = p41_new [L1839] p41_new = nomsg [L1840] p42_old = p42_new [L1841] p42_new = nomsg [L1842] p43_old = p43_new [L1843] p43_new = nomsg [L1845] int check__tmp; [L1846] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1848] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1850] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1852] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1854] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1856] COND FALSE !(((int)r1) >= 3) [L1862] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1864] COND TRUE ((int)r1) < 3 [L1866] COND FALSE !(((int)r1) >= 3) [L1872] COND FALSE !((((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0) [L1878] check__tmp = 0 [L1879] __return_3954 = check__tmp [L1880] main__c1 = __return_3954 [L1883] _Bool __tmp_5; [L1884] __tmp_5 = main__c1 [L1885] _Bool assert__arg; [L1886] assert__arg = __tmp_5 [L1887] COND TRUE assert__arg == 0 [L1889] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...