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.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:22:41,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:22:41,784 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:22:41,796 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:22:41,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:22:41,798 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:22:41,799 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:22:41,801 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:22:41,803 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:22:41,804 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:22:41,805 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:22:41,806 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:22:41,806 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:22:41,807 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:22:41,808 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:22:41,810 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:22:41,810 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:22:41,811 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:22:41,813 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:22:41,815 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:22:41,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:22:41,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:22:41,819 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:22:41,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:22:41,822 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:22:41,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:22:41,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:22:41,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:22:41,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:22:41,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:22:41,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:22:41,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:22:41,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:22:41,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:22:41,831 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:22:41,832 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:22:41,832 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 17:22:41,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:22:41,848 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:22:41,848 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:22:41,848 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:22:41,849 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:22:41,849 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:22:41,849 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:22:41,850 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:22:41,850 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:22:41,850 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:22:41,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:22:41,851 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:22:41,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:22:41,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:22:41,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:22:41,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:22:41,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:22:41,852 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:22:41,852 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:22:41,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:22:41,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:22:41,853 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:22:41,853 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:22:41,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:22:41,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:22:41,854 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:22:41,854 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:22:41,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:22:41,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:22:41,855 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:22:41,884 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:22:41,897 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:22:41,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:22:41,902 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:22:41,902 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:22:41,903 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:22:41,967 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a1fe075/aafdae8cf1f94c1c8009bd6dc48c0a39/FLAG1181afd56 [2019-09-11 17:22:42,628 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:22:42,629 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:22:42,655 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a1fe075/aafdae8cf1f94c1c8009bd6dc48c0a39/FLAG1181afd56 [2019-09-11 17:22:42,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a1fe075/aafdae8cf1f94c1c8009bd6dc48c0a39 [2019-09-11 17:22:42,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:22:42,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:22:42,785 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:42,785 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:22:42,789 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:22:42,790 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:42" (1/1) ... [2019-09-11 17:22:42,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4741b8f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:42, skipping insertion in model container [2019-09-11 17:22:42,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:42" (1/1) ... [2019-09-11 17:22:42,799 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:22:42,923 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:22:44,038 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:44,060 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:22:44,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:44,647 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:22:44,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44 WrapperNode [2019-09-11 17:22:44,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:44,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:22:44,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:22:44,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:22:44,670 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,722 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,835 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (1/1) ... [2019-09-11 17:22:44,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:22:44,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:22:44,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:22:44,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:22:44,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:44" (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 17:22:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:22:44,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:22:44,959 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:22:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:22:44,959 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:22:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:22:44,960 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:22:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:22:44,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:22:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:22:44,962 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:22:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:22:44,963 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:22:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:22:44,964 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:22:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:22:44,965 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:22:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:22:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:22:44,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:22:47,703 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:22:47,703 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:22:47,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:47 BoogieIcfgContainer [2019-09-11 17:22:47,705 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:22:47,706 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:22:47,706 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:22:47,707 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:22:47,707 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:47" (1/1) ... [2019-09-11 17:22:47,756 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:22:48,039 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:23:29,292 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:23:29,395 INFO L272 AbstractInterpreter]: Visited 1360 different actions 68004 times. Merged at 887 different actions 36933 times. Widened at 273 different actions 5535 times. Performed 195881 root evaluator evaluations with a maximum evaluation depth of 6. Performed 195881 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 20761 fixpoints after 610 different actions. Largest state had 395 variables. [2019-09-11 17:23:29,395 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:23:29,398 INFO L168 Benchmark]: Toolchain (without parser) took 46616.32 ms. Allocated memory was 137.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 85.0 MB in the beginning and 373.6 MB in the end (delta: -288.6 MB). Peak memory consumption was 1.6 GB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,399 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,400 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1863.74 ms. Allocated memory was 137.4 MB in the beginning and 219.7 MB in the end (delta: 82.3 MB). Free memory was 84.8 MB in the beginning and 163.2 MB in the end (delta: -78.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,403 INFO L168 Benchmark]: Boogie Preprocessor took 214.66 ms. Allocated memory is still 219.7 MB. Free memory was 163.2 MB in the beginning and 154.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,404 INFO L168 Benchmark]: RCFGBuilder took 2841.83 ms. Allocated memory was 219.7 MB in the beginning and 266.3 MB in the end (delta: 46.7 MB). Free memory was 154.6 MB in the beginning and 104.9 MB in the end (delta: 49.7 MB). Peak memory consumption was 122.0 MB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,405 INFO L168 Benchmark]: Abstract Interpretation took 41689.41 ms. Allocated memory was 266.3 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 104.9 MB in the beginning and 373.6 MB in the end (delta: -268.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. [2019-09-11 17:23:29,410 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 106.8 MB in the beginning and 106.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1863.74 ms. Allocated memory was 137.4 MB in the beginning and 219.7 MB in the end (delta: 82.3 MB). Free memory was 84.8 MB in the beginning and 163.2 MB in the end (delta: -78.4 MB). Peak memory consumption was 34.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 214.66 ms. Allocated memory is still 219.7 MB. Free memory was 163.2 MB in the beginning and 154.6 MB in the end (delta: 8.6 MB). Peak memory consumption was 8.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2841.83 ms. Allocated memory was 219.7 MB in the beginning and 266.3 MB in the end (delta: 46.7 MB). Free memory was 154.6 MB in the beginning and 104.9 MB in the end (delta: 49.7 MB). Peak memory consumption was 122.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 41689.41 ms. Allocated memory was 266.3 MB in the beginning and 2.1 GB in the end (delta: 1.8 GB). Free memory was 104.9 MB in the beginning and 373.6 MB in the end (delta: -268.7 MB). Peak memory consumption was 1.5 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 2042]: 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_4630; [L102] int __return_4872; [L103] int __return_5080; [L104] int __return_5300; [L105] int __return_5508; [L106] int __return_5728; [L107] int __return_5945; [L108] int __return_6146; [L111] int main__c1; [L112] int main__i2; [L113] main__c1 = 0 [L114] ep12 = __VERIFIER_nondet_bool() [L115] ep13 = __VERIFIER_nondet_bool() [L116] ep14 = __VERIFIER_nondet_bool() [L117] ep21 = __VERIFIER_nondet_bool() [L118] ep23 = __VERIFIER_nondet_bool() [L119] ep24 = __VERIFIER_nondet_bool() [L120] ep31 = __VERIFIER_nondet_bool() [L121] ep32 = __VERIFIER_nondet_bool() [L122] ep34 = __VERIFIER_nondet_bool() [L123] ep41 = __VERIFIER_nondet_bool() [L124] ep42 = __VERIFIER_nondet_bool() [L125] ep43 = __VERIFIER_nondet_bool() [L126] id1 = __VERIFIER_nondet_char() [L127] r1 = __VERIFIER_nondet_uchar() [L128] st1 = __VERIFIER_nondet_char() [L129] nl1 = __VERIFIER_nondet_char() [L130] m1 = __VERIFIER_nondet_char() [L131] max1 = __VERIFIER_nondet_char() [L132] mode1 = __VERIFIER_nondet_bool() [L133] newmax1 = __VERIFIER_nondet_bool() [L134] id2 = __VERIFIER_nondet_char() [L135] r2 = __VERIFIER_nondet_uchar() [L136] st2 = __VERIFIER_nondet_char() [L137] nl2 = __VERIFIER_nondet_char() [L138] m2 = __VERIFIER_nondet_char() [L139] max2 = __VERIFIER_nondet_char() [L140] mode2 = __VERIFIER_nondet_bool() [L141] newmax2 = __VERIFIER_nondet_bool() [L142] id3 = __VERIFIER_nondet_char() [L143] r3 = __VERIFIER_nondet_uchar() [L144] st3 = __VERIFIER_nondet_char() [L145] nl3 = __VERIFIER_nondet_char() [L146] m3 = __VERIFIER_nondet_char() [L147] max3 = __VERIFIER_nondet_char() [L148] mode3 = __VERIFIER_nondet_bool() [L149] newmax3 = __VERIFIER_nondet_bool() [L150] id4 = __VERIFIER_nondet_char() [L151] r4 = __VERIFIER_nondet_uchar() [L152] st4 = __VERIFIER_nondet_char() [L153] nl4 = __VERIFIER_nondet_char() [L154] m4 = __VERIFIER_nondet_char() [L155] max4 = __VERIFIER_nondet_char() [L156] mode4 = __VERIFIER_nondet_bool() [L157] newmax4 = __VERIFIER_nondet_bool() [L159] _Bool init__r121; [L160] _Bool init__r131; [L161] _Bool init__r141; [L162] _Bool init__r211; [L163] _Bool init__r231; [L164] _Bool init__r241; [L165] _Bool init__r311; [L166] _Bool init__r321; [L167] _Bool init__r341; [L168] _Bool init__r411; [L169] _Bool init__r421; [L170] _Bool init__r431; [L171] _Bool init__r122; [L172] int init__tmp; [L173] _Bool init__r132; [L174] int init__tmp___0; [L175] _Bool init__r142; [L176] int init__tmp___1; [L177] _Bool init__r212; [L178] int init__tmp___2; [L179] _Bool init__r232; [L180] int init__tmp___3; [L181] _Bool init__r242; [L182] int init__tmp___4; [L183] _Bool init__r312; [L184] int init__tmp___5; [L185] _Bool init__r322; [L186] int init__tmp___6; [L187] _Bool init__r342; [L188] int init__tmp___7; [L189] _Bool init__r412; [L190] int init__tmp___8; [L191] _Bool init__r422; [L192] int init__tmp___9; [L193] _Bool init__r432; [L194] int init__tmp___10; [L195] _Bool init__r123; [L196] int init__tmp___11; [L197] _Bool init__r133; [L198] int init__tmp___12; [L199] _Bool init__r143; [L200] int init__tmp___13; [L201] _Bool init__r213; [L202] int init__tmp___14; [L203] _Bool init__r233; [L204] int init__tmp___15; [L205] _Bool init__r243; [L206] int init__tmp___16; [L207] _Bool init__r313; [L208] int init__tmp___17; [L209] _Bool init__r323; [L210] int init__tmp___18; [L211] _Bool init__r343; [L212] int init__tmp___19; [L213] _Bool init__r413; [L214] int init__tmp___20; [L215] _Bool init__r423; [L216] int init__tmp___21; [L217] _Bool init__r433; [L218] int init__tmp___22; [L219] int init__tmp___23; [L220] init__r121 = ep12 [L221] init__r131 = ep13 [L222] init__r141 = ep14 [L223] init__r211 = ep21 [L224] init__r231 = ep23 [L225] init__r241 = ep24 [L226] init__r311 = ep31 [L227] init__r321 = ep32 [L228] init__r341 = ep34 [L229] init__r411 = ep41 [L230] init__r421 = ep42 [L231] init__r431 = ep43 [L232] COND TRUE !(init__r121 == 0) [L234] init__tmp = 1 [L236] init__r122 = (_Bool)init__tmp [L237] COND TRUE !(init__r131 == 0) [L239] init__tmp___0 = 1 [L241] init__r132 = (_Bool)init__tmp___0 [L242] COND TRUE !(init__r141 == 0) [L244] init__tmp___1 = 1 [L246] init__r142 = (_Bool)init__tmp___1 [L247] COND TRUE !(init__r211 == 0) [L249] init__tmp___2 = 1 [L251] init__r212 = (_Bool)init__tmp___2 [L252] COND TRUE !(init__r231 == 0) [L254] init__tmp___3 = 1 [L256] init__r232 = (_Bool)init__tmp___3 [L257] COND TRUE !(init__r241 == 0) [L259] init__tmp___4 = 1 [L261] init__r242 = (_Bool)init__tmp___4 [L262] COND TRUE !(init__r311 == 0) [L264] init__tmp___5 = 1 [L266] init__r312 = (_Bool)init__tmp___5 [L267] COND TRUE !(init__r321 == 0) [L269] init__tmp___6 = 1 [L271] init__r322 = (_Bool)init__tmp___6 [L272] COND TRUE !(init__r341 == 0) [L274] init__tmp___7 = 1 [L276] init__r342 = (_Bool)init__tmp___7 [L277] COND TRUE !(init__r411 == 0) [L279] init__tmp___8 = 1 [L281] init__r412 = (_Bool)init__tmp___8 [L282] COND TRUE !(init__r421 == 0) [L284] init__tmp___9 = 1 [L286] init__r422 = (_Bool)init__tmp___9 [L287] COND TRUE !(init__r431 == 0) [L289] init__tmp___10 = 1 [L291] init__r432 = (_Bool)init__tmp___10 [L292] COND TRUE !(init__r122 == 0) [L294] init__tmp___11 = 1 [L296] init__r123 = (_Bool)init__tmp___11 [L297] COND TRUE !(init__r132 == 0) [L299] init__tmp___12 = 1 [L301] init__r133 = (_Bool)init__tmp___12 [L302] COND TRUE !(init__r142 == 0) [L304] init__tmp___13 = 1 [L306] init__r143 = (_Bool)init__tmp___13 [L307] COND TRUE !(init__r212 == 0) [L309] init__tmp___14 = 1 [L311] init__r213 = (_Bool)init__tmp___14 [L312] COND TRUE !(init__r232 == 0) [L314] init__tmp___15 = 1 [L316] init__r233 = (_Bool)init__tmp___15 [L317] COND TRUE !(init__r242 == 0) [L319] init__tmp___16 = 1 [L321] init__r243 = (_Bool)init__tmp___16 [L322] COND TRUE !(init__r312 == 0) [L324] init__tmp___17 = 1 [L326] init__r313 = (_Bool)init__tmp___17 [L327] COND TRUE !(init__r322 == 0) [L329] init__tmp___18 = 1 [L331] init__r323 = (_Bool)init__tmp___18 [L332] COND TRUE !(init__r342 == 0) [L334] init__tmp___19 = 1 [L336] init__r343 = (_Bool)init__tmp___19 [L337] COND TRUE !(init__r412 == 0) [L339] init__tmp___20 = 1 [L341] init__r413 = (_Bool)init__tmp___20 [L342] COND TRUE !(init__r422 == 0) [L344] init__tmp___21 = 1 [L346] init__r423 = (_Bool)init__tmp___21 [L347] COND TRUE !(init__r432 == 0) [L349] init__tmp___22 = 1 [L351] init__r433 = (_Bool)init__tmp___22 [L352] COND TRUE ((int)id1) != ((int)id2) [L354] COND TRUE ((int)id1) != ((int)id3) [L356] COND TRUE ((int)id1) != ((int)id4) [L358] COND TRUE ((int)id2) != ((int)id3) [L360] COND TRUE ((int)id2) != ((int)id4) [L362] COND TRUE ((int)id3) != ((int)id4) [L364] COND TRUE ((int)id1) >= 0 [L366] COND TRUE ((int)id2) >= 0 [L368] COND TRUE ((int)id3) >= 0 [L370] COND TRUE ((int)id4) >= 0 [L372] COND TRUE ((int)r1) == 0 [L374] COND TRUE ((int)r2) == 0 [L376] COND TRUE ((int)r3) == 0 [L378] COND TRUE ((int)r4) == 0 [L380] COND TRUE ((int)max1) == ((int)id1) [L382] COND TRUE ((int)max2) == ((int)id2) [L384] COND TRUE ((int)max3) == ((int)id3) [L386] COND TRUE ((int)max4) == ((int)id4) [L388] COND TRUE ((int)st1) == 0 [L390] COND TRUE ((int)st2) == 0 [L392] COND TRUE ((int)st3) == 0 [L394] COND TRUE ((int)st4) == 0 [L396] COND TRUE ((int)nl1) == 0 [L398] COND TRUE ((int)nl2) == 0 [L400] COND TRUE ((int)nl3) == 0 [L402] COND TRUE ((int)nl4) == 0 [L404] COND TRUE ((int)mode1) == 0 [L406] COND TRUE ((int)mode2) == 0 [L408] COND TRUE ((int)mode3) == 0 [L410] COND TRUE ((int)mode4) == 0 [L412] COND TRUE !(newmax1 == 0) [L414] COND TRUE !(newmax2 == 0) [L416] COND TRUE !(newmax3 == 0) [L418] COND TRUE !(newmax4 == 0) [L420] init__tmp___23 = 1 [L421] __return_4630 = init__tmp___23 [L422] main__i2 = __return_4630 [L423] COND TRUE main__i2 != 0 [L425] p12_old = nomsg [L426] p12_new = nomsg [L427] p13_old = nomsg [L428] p13_new = nomsg [L429] p14_old = nomsg [L430] p14_new = nomsg [L431] p21_old = nomsg [L432] p21_new = nomsg [L433] p23_old = nomsg [L434] p23_new = nomsg [L435] p24_old = nomsg [L436] p24_new = nomsg [L437] p31_old = nomsg [L438] p31_new = nomsg [L439] p32_old = nomsg [L440] p32_new = nomsg [L441] p34_old = nomsg [L442] p34_new = nomsg [L443] p41_old = nomsg [L444] p41_new = nomsg [L445] p42_old = nomsg [L446] p42_new = nomsg [L447] p43_old = nomsg [L448] p43_new = nomsg [L449] main__i2 = 0 [L451] _Bool node1__newmax; [L452] node1__newmax = 0 [L453] COND FALSE !(!(mode1 == 0)) [L459] COND TRUE ((int)r1) < 3 [L461] COND FALSE !(!(ep12 == 0)) [L474] COND FALSE !(!(ep13 == 0)) [L487] COND FALSE !(!(ep14 == 0)) [L500] mode1 = 1 [L502] _Bool node2__newmax; [L503] node2__newmax = 0 [L504] COND FALSE !(!(mode2 == 0)) [L510] COND TRUE ((int)r2) < 3 [L512] COND FALSE !(!(ep21 == 0)) [L525] COND FALSE !(!(ep23 == 0)) [L538] COND FALSE !(!(ep24 == 0)) [L551] mode2 = 1 [L553] _Bool node3__newmax; [L554] node3__newmax = 0 [L555] COND FALSE !(!(mode3 == 0)) [L561] COND TRUE ((int)r3) < 3 [L563] COND FALSE !(!(ep31 == 0)) [L576] COND FALSE !(!(ep32 == 0)) [L589] COND FALSE !(!(ep34 == 0)) [L602] mode3 = 1 [L604] _Bool node4__newmax; [L605] node4__newmax = 0 [L606] COND FALSE !(!(mode4 == 0)) [L612] COND TRUE ((int)r4) < 3 [L614] COND FALSE !(!(ep41 == 0)) [L627] COND FALSE !(!(ep42 == 0)) [L640] COND FALSE !(!(ep43 == 0)) [L653] mode4 = 1 [L654] p12_old = p12_new [L655] p12_new = nomsg [L656] p13_old = p13_new [L657] p13_new = nomsg [L658] p14_old = p14_new [L659] p14_new = nomsg [L660] p21_old = p21_new [L661] p21_new = nomsg [L662] p23_old = p23_new [L663] p23_new = nomsg [L664] p24_old = p24_new [L665] p24_new = nomsg [L666] p31_old = p31_new [L667] p31_new = nomsg [L668] p32_old = p32_new [L669] p32_new = nomsg [L670] p34_old = p34_new [L671] p34_new = nomsg [L672] p41_old = p41_new [L673] p41_new = nomsg [L674] p42_old = p42_new [L675] p42_new = nomsg [L676] p43_old = p43_new [L677] p43_new = nomsg [L679] int check__tmp; [L680] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L682] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L684] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L686] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L688] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L690] COND FALSE !(((int)r1) >= 3) [L696] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L698] COND TRUE ((int)r1) < 3 [L700] COND FALSE !(((int)r1) >= 3) [L706] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L708] COND TRUE ((int)r1) < 3 [L710] check__tmp = 1 [L711] __return_4872 = check__tmp [L712] main__c1 = __return_4872 [L714] _Bool __tmp_1; [L715] __tmp_1 = main__c1 [L716] _Bool assert__arg; [L717] assert__arg = __tmp_1 [L718] COND FALSE !(assert__arg == 0) [L725] _Bool node1__newmax; [L726] node1__newmax = 0 [L727] COND TRUE !(mode1 == 0) [L729] COND FALSE !(r1 == 255) [L735] r1 = r1 + 1 [L736] COND FALSE !(!(ep21 == 0)) [L745] COND FALSE !(!(ep31 == 0)) [L754] COND FALSE !(!(ep41 == 0)) [L763] newmax1 = node1__newmax [L764] COND FALSE !(((int)r1) == 3) [L770] mode1 = 0 [L772] _Bool node2__newmax; [L773] node2__newmax = 0 [L774] COND TRUE !(mode2 == 0) [L776] COND FALSE !(r2 == 255) [L782] r2 = r2 + 1 [L783] COND FALSE !(!(ep12 == 0)) [L792] COND FALSE !(!(ep32 == 0)) [L801] COND FALSE !(!(ep42 == 0)) [L810] newmax2 = node2__newmax [L811] COND FALSE !(((int)r2) == 3) [L817] mode2 = 0 [L819] _Bool node3__newmax; [L820] node3__newmax = 0 [L821] COND TRUE !(mode3 == 0) [L823] COND FALSE !(r3 == 255) [L829] r3 = r3 + 1 [L830] COND FALSE !(!(ep13 == 0)) [L839] COND FALSE !(!(ep23 == 0)) [L848] COND FALSE !(!(ep43 == 0)) [L857] newmax3 = node3__newmax [L858] COND FALSE !(((int)r3) == 3) [L864] mode3 = 0 [L866] _Bool node4__newmax; [L867] node4__newmax = 0 [L868] COND TRUE !(mode4 == 0) [L870] COND FALSE !(r4 == 255) [L876] r4 = r4 + 1 [L877] COND FALSE !(!(ep14 == 0)) [L886] COND FALSE !(!(ep24 == 0)) [L895] COND FALSE !(!(ep34 == 0)) [L904] newmax4 = node4__newmax [L905] COND FALSE !(((int)r4) == 3) [L911] mode4 = 0 [L912] p12_old = p12_new [L913] p12_new = nomsg [L914] p13_old = p13_new [L915] p13_new = nomsg [L916] p14_old = p14_new [L917] p14_new = nomsg [L918] p21_old = p21_new [L919] p21_new = nomsg [L920] p23_old = p23_new [L921] p23_new = nomsg [L922] p24_old = p24_new [L923] p24_new = nomsg [L924] p31_old = p31_new [L925] p31_new = nomsg [L926] p32_old = p32_new [L927] p32_new = nomsg [L928] p34_old = p34_new [L929] p34_new = nomsg [L930] p41_old = p41_new [L931] p41_new = nomsg [L932] p42_old = p42_new [L933] p42_new = nomsg [L934] p43_old = p43_new [L935] p43_new = nomsg [L937] int check__tmp; [L938] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L940] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L942] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L944] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L946] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L948] COND FALSE !(((int)r1) >= 3) [L954] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L956] COND TRUE ((int)r1) < 3 [L958] COND FALSE !(((int)r1) >= 3) [L964] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L966] COND TRUE ((int)r1) < 3 [L968] check__tmp = 1 [L969] __return_5080 = check__tmp [L970] main__c1 = __return_5080 [L972] _Bool __tmp_2; [L973] __tmp_2 = main__c1 [L974] _Bool assert__arg; [L975] assert__arg = __tmp_2 [L976] COND FALSE !(assert__arg == 0) [L983] _Bool node1__newmax; [L984] node1__newmax = 0 [L985] COND FALSE !(!(mode1 == 0)) [L991] COND TRUE ((int)r1) < 3 [L993] COND FALSE !(!(ep12 == 0)) [L1006] COND FALSE !(!(ep13 == 0)) [L1019] COND FALSE !(!(ep14 == 0)) [L1032] mode1 = 1 [L1034] _Bool node2__newmax; [L1035] node2__newmax = 0 [L1036] COND FALSE !(!(mode2 == 0)) [L1042] COND TRUE ((int)r2) < 3 [L1044] COND FALSE !(!(ep21 == 0)) [L1057] COND FALSE !(!(ep23 == 0)) [L1070] COND FALSE !(!(ep24 == 0)) [L1083] mode2 = 1 [L1085] _Bool node3__newmax; [L1086] node3__newmax = 0 [L1087] COND FALSE !(!(mode3 == 0)) [L1093] COND TRUE ((int)r3) < 3 [L1095] COND FALSE !(!(ep31 == 0)) [L1108] COND FALSE !(!(ep32 == 0)) [L1121] COND FALSE !(!(ep34 == 0)) [L1134] mode3 = 1 [L1136] _Bool node4__newmax; [L1137] node4__newmax = 0 [L1138] COND FALSE !(!(mode4 == 0)) [L1144] COND TRUE ((int)r4) < 3 [L1146] COND FALSE !(!(ep41 == 0)) [L1159] COND FALSE !(!(ep42 == 0)) [L1172] COND FALSE !(!(ep43 == 0)) [L1185] mode4 = 1 [L1186] p12_old = p12_new [L1187] p12_new = nomsg [L1188] p13_old = p13_new [L1189] p13_new = nomsg [L1190] p14_old = p14_new [L1191] p14_new = nomsg [L1192] p21_old = p21_new [L1193] p21_new = nomsg [L1194] p23_old = p23_new [L1195] p23_new = nomsg [L1196] p24_old = p24_new [L1197] p24_new = nomsg [L1198] p31_old = p31_new [L1199] p31_new = nomsg [L1200] p32_old = p32_new [L1201] p32_new = nomsg [L1202] p34_old = p34_new [L1203] p34_new = nomsg [L1204] p41_old = p41_new [L1205] p41_new = nomsg [L1206] p42_old = p42_new [L1207] p42_new = nomsg [L1208] p43_old = p43_new [L1209] p43_new = nomsg [L1211] int check__tmp; [L1212] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1214] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1216] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1218] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1220] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1222] COND FALSE !(((int)r1) >= 3) [L1228] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1230] COND TRUE ((int)r1) < 3 [L1232] COND FALSE !(((int)r1) >= 3) [L1238] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1240] COND TRUE ((int)r1) < 3 [L1242] check__tmp = 1 [L1243] __return_5300 = check__tmp [L1244] main__c1 = __return_5300 [L1246] _Bool __tmp_3; [L1247] __tmp_3 = main__c1 [L1248] _Bool assert__arg; [L1249] assert__arg = __tmp_3 [L1250] COND FALSE !(assert__arg == 0) [L1257] _Bool node1__newmax; [L1258] node1__newmax = 0 [L1259] COND TRUE !(mode1 == 0) [L1261] COND FALSE !(r1 == 255) [L1267] r1 = r1 + 1 [L1268] COND FALSE !(!(ep21 == 0)) [L1277] COND FALSE !(!(ep31 == 0)) [L1286] COND FALSE !(!(ep41 == 0)) [L1295] newmax1 = node1__newmax [L1296] COND FALSE !(((int)r1) == 3) [L1302] mode1 = 0 [L1304] _Bool node2__newmax; [L1305] node2__newmax = 0 [L1306] COND TRUE !(mode2 == 0) [L1308] COND FALSE !(r2 == 255) [L1314] r2 = r2 + 1 [L1315] COND FALSE !(!(ep12 == 0)) [L1324] COND FALSE !(!(ep32 == 0)) [L1333] COND FALSE !(!(ep42 == 0)) [L1342] newmax2 = node2__newmax [L1343] COND FALSE !(((int)r2) == 3) [L1349] mode2 = 0 [L1351] _Bool node3__newmax; [L1352] node3__newmax = 0 [L1353] COND TRUE !(mode3 == 0) [L1355] COND FALSE !(r3 == 255) [L1361] r3 = r3 + 1 [L1362] COND FALSE !(!(ep13 == 0)) [L1371] COND FALSE !(!(ep23 == 0)) [L1380] COND FALSE !(!(ep43 == 0)) [L1389] newmax3 = node3__newmax [L1390] COND FALSE !(((int)r3) == 3) [L1396] mode3 = 0 [L1398] _Bool node4__newmax; [L1399] node4__newmax = 0 [L1400] COND TRUE !(mode4 == 0) [L1402] COND FALSE !(r4 == 255) [L1408] r4 = r4 + 1 [L1409] COND FALSE !(!(ep14 == 0)) [L1418] COND FALSE !(!(ep24 == 0)) [L1427] COND FALSE !(!(ep34 == 0)) [L1436] newmax4 = node4__newmax [L1437] COND FALSE !(((int)r4) == 3) [L1443] mode4 = 0 [L1444] p12_old = p12_new [L1445] p12_new = nomsg [L1446] p13_old = p13_new [L1447] p13_new = nomsg [L1448] p14_old = p14_new [L1449] p14_new = nomsg [L1450] p21_old = p21_new [L1451] p21_new = nomsg [L1452] p23_old = p23_new [L1453] p23_new = nomsg [L1454] p24_old = p24_new [L1455] p24_new = nomsg [L1456] p31_old = p31_new [L1457] p31_new = nomsg [L1458] p32_old = p32_new [L1459] p32_new = nomsg [L1460] p34_old = p34_new [L1461] p34_new = nomsg [L1462] p41_old = p41_new [L1463] p41_new = nomsg [L1464] p42_old = p42_new [L1465] p42_new = nomsg [L1466] p43_old = p43_new [L1467] p43_new = nomsg [L1469] int check__tmp; [L1470] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1472] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1474] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1476] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1478] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1480] COND FALSE !(((int)r1) >= 3) [L1486] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1488] COND TRUE ((int)r1) < 3 [L1490] COND FALSE !(((int)r1) >= 3) [L1496] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1498] COND TRUE ((int)r1) < 3 [L1500] check__tmp = 1 [L1501] __return_5508 = check__tmp [L1502] main__c1 = __return_5508 [L1504] _Bool __tmp_4; [L1505] __tmp_4 = main__c1 [L1506] _Bool assert__arg; [L1507] assert__arg = __tmp_4 [L1508] COND FALSE !(assert__arg == 0) [L1515] _Bool node1__newmax; [L1516] node1__newmax = 0 [L1517] COND FALSE !(!(mode1 == 0)) [L1523] COND TRUE ((int)r1) < 3 [L1525] COND FALSE !(!(ep12 == 0)) [L1538] COND FALSE !(!(ep13 == 0)) [L1551] COND FALSE !(!(ep14 == 0)) [L1564] mode1 = 1 [L1566] _Bool node2__newmax; [L1567] node2__newmax = 0 [L1568] COND FALSE !(!(mode2 == 0)) [L1574] COND TRUE ((int)r2) < 3 [L1576] COND FALSE !(!(ep21 == 0)) [L1589] COND FALSE !(!(ep23 == 0)) [L1602] COND FALSE !(!(ep24 == 0)) [L1615] mode2 = 1 [L1617] _Bool node3__newmax; [L1618] node3__newmax = 0 [L1619] COND FALSE !(!(mode3 == 0)) [L1625] COND TRUE ((int)r3) < 3 [L1627] COND FALSE !(!(ep31 == 0)) [L1640] COND FALSE !(!(ep32 == 0)) [L1653] COND FALSE !(!(ep34 == 0)) [L1666] mode3 = 1 [L1668] _Bool node4__newmax; [L1669] node4__newmax = 0 [L1670] COND FALSE !(!(mode4 == 0)) [L1676] COND TRUE ((int)r4) < 3 [L1678] COND FALSE !(!(ep41 == 0)) [L1691] COND FALSE !(!(ep42 == 0)) [L1704] COND FALSE !(!(ep43 == 0)) [L1717] mode4 = 1 [L1718] p12_old = p12_new [L1719] p12_new = nomsg [L1720] p13_old = p13_new [L1721] p13_new = nomsg [L1722] p14_old = p14_new [L1723] p14_new = nomsg [L1724] p21_old = p21_new [L1725] p21_new = nomsg [L1726] p23_old = p23_new [L1727] p23_new = nomsg [L1728] p24_old = p24_new [L1729] p24_new = nomsg [L1730] p31_old = p31_new [L1731] p31_new = nomsg [L1732] p32_old = p32_new [L1733] p32_new = nomsg [L1734] p34_old = p34_new [L1735] p34_new = nomsg [L1736] p41_old = p41_new [L1737] p41_new = nomsg [L1738] p42_old = p42_new [L1739] p42_new = nomsg [L1740] p43_old = p43_new [L1741] p43_new = nomsg [L1743] int check__tmp; [L1744] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1 [L1746] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L1748] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L1750] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L1752] COND TRUE (((int)st4) + ((int)nl4)) <= 1 [L1754] COND FALSE !(((int)r1) >= 3) [L1760] COND TRUE (((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) == 0 [L1762] COND TRUE ((int)r1) < 3 [L1764] COND FALSE !(((int)r1) >= 3) [L1770] COND TRUE (((((int)nl1) + ((int)nl2)) + ((int)nl3)) + ((int)nl4)) == 0 [L1772] COND TRUE ((int)r1) < 3 [L1774] check__tmp = 1 [L1775] __return_5728 = check__tmp [L1776] main__c1 = __return_5728 [L1778] _Bool __tmp_5; [L1779] __tmp_5 = main__c1 [L1780] _Bool assert__arg; [L1781] assert__arg = __tmp_5 [L1782] COND FALSE !(assert__arg == 0) [L1789] _Bool node1__newmax; [L1790] node1__newmax = 0 [L1791] COND TRUE !(mode1 == 0) [L1793] COND FALSE !(r1 == 255) [L1799] r1 = r1 + 1 [L1800] COND FALSE !(!(ep21 == 0)) [L1809] COND FALSE !(!(ep31 == 0)) [L1818] COND FALSE !(!(ep41 == 0)) [L1827] newmax1 = node1__newmax [L1828] COND TRUE ((int)r1) == 3 [L1830] COND FALSE !(((int)max1) == ((int)id1)) [L3250] nl1 = 1 [L1834] mode1 = 0 [L1836] _Bool node2__newmax; [L1837] node2__newmax = 0 [L1838] COND TRUE !(mode2 == 0) [L1840] COND FALSE !(r2 == 255) [L1846] r2 = r2 + 1 [L1847] COND FALSE !(!(ep12 == 0)) [L1856] COND FALSE !(!(ep32 == 0)) [L1865] COND FALSE !(!(ep42 == 0)) [L1874] newmax2 = node2__newmax [L1875] COND TRUE ((int)r2) == 3 [L1877] COND TRUE ((int)max2) == ((int)id2) [L1879] st2 = 1 [L1881] mode2 = 0 [L1883] _Bool node3__newmax; [L1884] node3__newmax = 0 [L1885] COND TRUE !(mode3 == 0) [L1887] COND FALSE !(r3 == 255) [L1893] r3 = r3 + 1 [L1894] COND FALSE !(!(ep13 == 0)) [L1903] COND FALSE !(!(ep23 == 0)) [L1912] COND FALSE !(!(ep43 == 0)) [L1921] newmax3 = node3__newmax [L1922] COND TRUE ((int)r3) == 3 [L1924] COND TRUE ((int)max3) == ((int)id3) [L1926] st3 = 1 [L1928] mode3 = 0 [L1930] _Bool node4__newmax; [L1931] node4__newmax = 0 [L1932] COND TRUE !(mode4 == 0) [L1934] COND FALSE !(r4 == 255) [L1940] r4 = r4 + 1 [L1941] COND FALSE !(!(ep14 == 0)) [L1950] COND FALSE !(!(ep24 == 0)) [L1959] COND FALSE !(!(ep34 == 0)) [L1968] newmax4 = node4__newmax [L1969] COND TRUE ((int)r4) == 3 [L1971] COND FALSE !(((int)max4) == ((int)id4)) [L3106] nl4 = 1 [L1975] mode4 = 0 [L1976] p12_old = p12_new [L1977] p12_new = nomsg [L1978] p13_old = p13_new [L1979] p13_new = nomsg [L1980] p14_old = p14_new [L1981] p14_new = nomsg [L1982] p21_old = p21_new [L1983] p21_new = nomsg [L1984] p23_old = p23_new [L1985] p23_new = nomsg [L1986] p24_old = p24_new [L1987] p24_new = nomsg [L1988] p31_old = p31_new [L1989] p31_new = nomsg [L1990] p32_old = p32_new [L1991] p32_new = nomsg [L1992] p34_old = p34_new [L1993] p34_new = nomsg [L1994] p41_old = p41_new [L1995] p41_new = nomsg [L1996] p42_old = p42_new [L1997] p42_new = nomsg [L1998] p43_old = p43_new [L1999] p43_new = nomsg [L2001] int check__tmp; [L2002] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L3099] check__tmp = 0 [L2032] __return_5945 = check__tmp [L2033] main__c1 = __return_5945 [L2036] _Bool __tmp_6; [L2037] __tmp_6 = main__c1 [L2038] _Bool assert__arg; [L2039] assert__arg = __tmp_6 [L2040] COND TRUE assert__arg == 0 [L2042] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...