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_floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:12:17,571 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:12:17,572 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:12:17,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:12:17,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:12:17,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:12:17,590 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:12:17,592 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:12:17,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:12:17,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:12:17,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:12:17,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:12:17,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:12:17,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:12:17,599 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:12:17,600 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:12:17,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:12:17,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:12:17,603 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:12:17,605 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:12:17,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:12:17,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:12:17,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:12:17,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:12:17,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:12:17,614 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:12:17,615 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:12:17,617 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:12:17,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:12:17,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:12:17,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:12:17,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:12:17,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:12:17,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:12:17,623 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:12:17,623 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:12:17,626 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 17:12:17,647 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:12:17,648 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:12:17,648 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:12:17,650 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:12:17,650 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:12:17,651 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:12:17,651 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:12:17,651 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:12:17,651 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:12:17,651 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:12:17,652 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:12:17,653 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:12:17,654 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:12:17,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:12:17,655 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:12:17,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:12:17,656 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:12:17,656 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:12:17,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:12:17,656 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:12:17,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:12:17,657 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:12:17,657 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:12:17,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:12:17,658 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:12:17,693 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:12:17,704 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:12:17,708 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:12:17,712 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:12:17,712 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:12:17,713 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:12:17,788 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8dc124a/22a6c79d877e4337955fd1688fcd4782/FLAG74f0d3c17 [2019-09-11 17:12:18,371 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:12:18,375 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_floodmax.4.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:12:18,405 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8dc124a/22a6c79d877e4337955fd1688fcd4782/FLAG74f0d3c17 [2019-09-11 17:12:18,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b8dc124a/22a6c79d877e4337955fd1688fcd4782 [2019-09-11 17:12:18,613 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:12:18,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:12:18,616 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:18,616 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:12:18,620 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:12:18,620 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:18" (1/1) ... [2019-09-11 17:12:18,623 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41101262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:18, skipping insertion in model container [2019-09-11 17:12:18,623 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:12:18" (1/1) ... [2019-09-11 17:12:18,629 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:12:18,702 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:12:19,184 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:19,211 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:12:19,392 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:12:19,423 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:12:19,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19 WrapperNode [2019-09-11 17:12:19,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:12:19,424 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:12:19,424 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:12:19,424 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:12:19,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,455 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,487 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,521 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,532 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (1/1) ... [2019-09-11 17:12:19,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:12:19,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:12:19,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:12:19,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:12:19,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:12:19" (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 17:12:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:12:19,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:12:19,633 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:12:19,633 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:12:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:12:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:12:19,634 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:12:19,635 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:12:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:12:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:12:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:12:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:12:19,636 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:12:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:12:19,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:12:20,868 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:12:20,869 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:12:20,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:20 BoogieIcfgContainer [2019-09-11 17:12:20,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:12:20,871 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:12:20,871 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:12:20,871 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:12:20,872 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:12:20" (1/1) ... [2019-09-11 17:12:20,921 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:12:21,100 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:12:36,076 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:12:36,122 INFO L272 AbstractInterpreter]: Visited 575 different actions 22091 times. Merged at 386 different actions 11937 times. Widened at 148 different actions 1850 times. Performed 65085 root evaluator evaluations with a maximum evaluation depth of 6. Performed 65085 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 7149 fixpoints after 308 different actions. Largest state had 291 variables. [2019-09-11 17:12:36,123 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:12:36,125 INFO L168 Benchmark]: Toolchain (without parser) took 17509.59 ms. Allocated memory was 143.7 MB in the beginning and 879.2 MB in the end (delta: 735.6 MB). Free memory was 89.1 MB in the beginning and 417.0 MB in the end (delta: -327.9 MB). Peak memory consumption was 407.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:36,126 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:12:36,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 808.24 ms. Allocated memory was 143.7 MB in the beginning and 205.0 MB in the end (delta: 61.3 MB). Free memory was 88.7 MB in the beginning and 171.6 MB in the end (delta: -82.9 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:36,128 INFO L168 Benchmark]: Boogie Preprocessor took 126.04 ms. Allocated memory is still 205.0 MB. Free memory was 171.6 MB in the beginning and 167.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:36,129 INFO L168 Benchmark]: RCFGBuilder took 1319.90 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 167.1 MB in the beginning and 168.1 MB in the end (delta: -1.0 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:36,130 INFO L168 Benchmark]: Abstract Interpretation took 15251.77 ms. Allocated memory was 237.0 MB in the beginning and 879.2 MB in the end (delta: 642.3 MB). Free memory was 168.1 MB in the beginning and 417.0 MB in the end (delta: -248.9 MB). Peak memory consumption was 393.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:12:36,134 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 143.7 MB. Free memory is still 108.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 808.24 ms. Allocated memory was 143.7 MB in the beginning and 205.0 MB in the end (delta: 61.3 MB). Free memory was 88.7 MB in the beginning and 171.6 MB in the end (delta: -82.9 MB). Peak memory consumption was 33.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 126.04 ms. Allocated memory is still 205.0 MB. Free memory was 171.6 MB in the beginning and 167.1 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1319.90 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 167.1 MB in the beginning and 168.1 MB in the end (delta: -1.0 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 15251.77 ms. Allocated memory was 237.0 MB in the beginning and 879.2 MB in the end (delta: 642.3 MB). Free memory was 168.1 MB in the beginning and 417.0 MB in the end (delta: -248.9 MB). Peak memory consumption was 393.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 679]: 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] char id2 = '\x0'; [L69] unsigned char r2 = '\x0'; [L70] char st2 = '\x0'; [L71] char nl2 = '\x0'; [L72] char m2 = '\x0'; [L73] char max2 = '\x0'; [L74] _Bool mode2 = 0; [L75] char id3 = '\x0'; [L76] unsigned char r3 = '\x0'; [L77] char st3 = '\x0'; [L78] char nl3 = '\x0'; [L79] char m3 = '\x0'; [L80] char max3 = '\x0'; [L81] _Bool mode3 = 0; [L82] char id4 = '\x0'; [L83] unsigned char r4 = '\x0'; [L84] char st4 = '\x0'; [L85] char nl4 = '\x0'; [L86] char m4 = '\x0'; [L87] char max4 = '\x0'; [L88] _Bool mode4 = 0; [L93] void (*nodes[4])() = { &node1, &node2, &node3, &node4 }; [L97] int __return_4676; [L98] int __return_4890; [L101] int main__c1; [L102] int main__i2; [L103] main__c1 = 0 [L104] ep12 = __VERIFIER_nondet_bool() [L105] ep13 = __VERIFIER_nondet_bool() [L106] ep14 = __VERIFIER_nondet_bool() [L107] ep21 = __VERIFIER_nondet_bool() [L108] ep23 = __VERIFIER_nondet_bool() [L109] ep24 = __VERIFIER_nondet_bool() [L110] ep31 = __VERIFIER_nondet_bool() [L111] ep32 = __VERIFIER_nondet_bool() [L112] ep34 = __VERIFIER_nondet_bool() [L113] ep41 = __VERIFIER_nondet_bool() [L114] ep42 = __VERIFIER_nondet_bool() [L115] ep43 = __VERIFIER_nondet_bool() [L116] id1 = __VERIFIER_nondet_char() [L117] r1 = __VERIFIER_nondet_uchar() [L118] st1 = __VERIFIER_nondet_char() [L119] nl1 = __VERIFIER_nondet_char() [L120] m1 = __VERIFIER_nondet_char() [L121] max1 = __VERIFIER_nondet_char() [L122] mode1 = __VERIFIER_nondet_bool() [L123] id2 = __VERIFIER_nondet_char() [L124] r2 = __VERIFIER_nondet_uchar() [L125] st2 = __VERIFIER_nondet_char() [L126] nl2 = __VERIFIER_nondet_char() [L127] m2 = __VERIFIER_nondet_char() [L128] max2 = __VERIFIER_nondet_char() [L129] mode2 = __VERIFIER_nondet_bool() [L130] id3 = __VERIFIER_nondet_char() [L131] r3 = __VERIFIER_nondet_uchar() [L132] st3 = __VERIFIER_nondet_char() [L133] nl3 = __VERIFIER_nondet_char() [L134] m3 = __VERIFIER_nondet_char() [L135] max3 = __VERIFIER_nondet_char() [L136] mode3 = __VERIFIER_nondet_bool() [L137] id4 = __VERIFIER_nondet_char() [L138] r4 = __VERIFIER_nondet_uchar() [L139] st4 = __VERIFIER_nondet_char() [L140] nl4 = __VERIFIER_nondet_char() [L141] m4 = __VERIFIER_nondet_char() [L142] max4 = __VERIFIER_nondet_char() [L143] mode4 = __VERIFIER_nondet_bool() [L145] _Bool init__r121; [L146] _Bool init__r131; [L147] _Bool init__r141; [L148] _Bool init__r211; [L149] _Bool init__r231; [L150] _Bool init__r241; [L151] _Bool init__r311; [L152] _Bool init__r321; [L153] _Bool init__r341; [L154] _Bool init__r411; [L155] _Bool init__r421; [L156] _Bool init__r431; [L157] _Bool init__r122; [L158] int init__tmp; [L159] _Bool init__r132; [L160] int init__tmp___0; [L161] _Bool init__r142; [L162] int init__tmp___1; [L163] _Bool init__r212; [L164] int init__tmp___2; [L165] _Bool init__r232; [L166] int init__tmp___3; [L167] _Bool init__r242; [L168] int init__tmp___4; [L169] _Bool init__r312; [L170] int init__tmp___5; [L171] _Bool init__r322; [L172] int init__tmp___6; [L173] _Bool init__r342; [L174] int init__tmp___7; [L175] _Bool init__r412; [L176] int init__tmp___8; [L177] _Bool init__r422; [L178] int init__tmp___9; [L179] _Bool init__r432; [L180] int init__tmp___10; [L181] _Bool init__r123; [L182] int init__tmp___11; [L183] _Bool init__r133; [L184] int init__tmp___12; [L185] _Bool init__r143; [L186] int init__tmp___13; [L187] _Bool init__r213; [L188] int init__tmp___14; [L189] _Bool init__r233; [L190] int init__tmp___15; [L191] _Bool init__r243; [L192] int init__tmp___16; [L193] _Bool init__r313; [L194] int init__tmp___17; [L195] _Bool init__r323; [L196] int init__tmp___18; [L197] _Bool init__r343; [L198] int init__tmp___19; [L199] _Bool init__r413; [L200] int init__tmp___20; [L201] _Bool init__r423; [L202] int init__tmp___21; [L203] _Bool init__r433; [L204] int init__tmp___22; [L205] int init__tmp___23; [L206] init__r121 = ep12 [L207] init__r131 = ep13 [L208] init__r141 = ep14 [L209] init__r211 = ep21 [L210] init__r231 = ep23 [L211] init__r241 = ep24 [L212] init__r311 = ep31 [L213] init__r321 = ep32 [L214] init__r341 = ep34 [L215] init__r411 = ep41 [L216] init__r421 = ep42 [L217] init__r431 = ep43 [L218] COND TRUE !(init__r121 == 0) [L220] init__tmp = 1 [L222] init__r122 = (_Bool)init__tmp [L223] COND TRUE !(init__r131 == 0) [L225] init__tmp___0 = 1 [L227] init__r132 = (_Bool)init__tmp___0 [L228] COND TRUE !(init__r141 == 0) [L230] init__tmp___1 = 1 [L232] init__r142 = (_Bool)init__tmp___1 [L233] COND TRUE !(init__r211 == 0) [L235] init__tmp___2 = 1 [L237] init__r212 = (_Bool)init__tmp___2 [L238] COND TRUE !(init__r231 == 0) [L240] init__tmp___3 = 1 [L242] init__r232 = (_Bool)init__tmp___3 [L243] COND TRUE !(init__r241 == 0) [L245] init__tmp___4 = 1 [L247] init__r242 = (_Bool)init__tmp___4 [L248] COND TRUE !(init__r311 == 0) [L250] init__tmp___5 = 1 [L252] init__r312 = (_Bool)init__tmp___5 [L253] COND TRUE !(init__r321 == 0) [L255] init__tmp___6 = 1 [L257] init__r322 = (_Bool)init__tmp___6 [L258] COND TRUE !(init__r341 == 0) [L260] init__tmp___7 = 1 [L262] init__r342 = (_Bool)init__tmp___7 [L263] COND TRUE !(init__r411 == 0) [L265] init__tmp___8 = 1 [L267] init__r412 = (_Bool)init__tmp___8 [L268] COND TRUE !(init__r421 == 0) [L270] init__tmp___9 = 1 [L272] init__r422 = (_Bool)init__tmp___9 [L273] COND TRUE !(init__r431 == 0) [L275] init__tmp___10 = 1 [L277] init__r432 = (_Bool)init__tmp___10 [L278] COND TRUE !(init__r122 == 0) [L280] init__tmp___11 = 1 [L282] init__r123 = (_Bool)init__tmp___11 [L283] COND TRUE !(init__r132 == 0) [L285] init__tmp___12 = 1 [L287] init__r133 = (_Bool)init__tmp___12 [L288] COND TRUE !(init__r142 == 0) [L290] init__tmp___13 = 1 [L292] init__r143 = (_Bool)init__tmp___13 [L293] COND TRUE !(init__r212 == 0) [L295] init__tmp___14 = 1 [L297] init__r213 = (_Bool)init__tmp___14 [L298] COND TRUE !(init__r232 == 0) [L300] init__tmp___15 = 1 [L302] init__r233 = (_Bool)init__tmp___15 [L303] COND TRUE !(init__r242 == 0) [L305] init__tmp___16 = 1 [L307] init__r243 = (_Bool)init__tmp___16 [L308] COND TRUE !(init__r312 == 0) [L310] init__tmp___17 = 1 [L312] init__r313 = (_Bool)init__tmp___17 [L313] COND TRUE !(init__r322 == 0) [L315] init__tmp___18 = 1 [L317] init__r323 = (_Bool)init__tmp___18 [L318] COND TRUE !(init__r342 == 0) [L320] init__tmp___19 = 1 [L322] init__r343 = (_Bool)init__tmp___19 [L323] COND TRUE !(init__r412 == 0) [L325] init__tmp___20 = 1 [L327] init__r413 = (_Bool)init__tmp___20 [L328] COND TRUE !(init__r422 == 0) [L330] init__tmp___21 = 1 [L332] init__r423 = (_Bool)init__tmp___21 [L333] COND TRUE !(init__r432 == 0) [L335] init__tmp___22 = 1 [L337] init__r433 = (_Bool)init__tmp___22 [L338] COND TRUE ((int)id1) != ((int)id2) [L340] COND TRUE ((int)id1) != ((int)id3) [L342] COND TRUE ((int)id1) != ((int)id4) [L344] COND TRUE ((int)id2) != ((int)id3) [L346] COND TRUE ((int)id2) != ((int)id4) [L348] COND TRUE ((int)id3) != ((int)id4) [L350] COND TRUE ((int)id1) >= 0 [L352] COND TRUE ((int)id2) >= 0 [L354] COND TRUE ((int)id3) >= 0 [L356] COND TRUE ((int)id4) >= 0 [L358] COND TRUE ((int)r1) == 0 [L360] COND TRUE ((int)r2) == 0 [L362] COND TRUE ((int)r3) == 0 [L364] COND TRUE ((int)r4) == 0 [L366] COND TRUE !(init__r123 == 0) [L368] COND TRUE !(init__r133 == 0) [L370] COND TRUE !(init__r143 == 0) [L372] COND TRUE !(init__r213 == 0) [L374] COND TRUE !(init__r233 == 0) [L376] COND TRUE !(init__r243 == 0) [L378] COND TRUE !(init__r313 == 0) [L380] COND TRUE !(init__r323 == 0) [L382] COND TRUE !(init__r343 == 0) [L384] COND TRUE !(init__r413 == 0) [L386] COND TRUE !(init__r423 == 0) [L388] COND TRUE !(init__r433 == 0) [L390] COND TRUE ((int)max1) == ((int)id1) [L392] COND TRUE ((int)max2) == ((int)id2) [L394] COND TRUE ((int)max3) == ((int)id3) [L396] COND TRUE ((int)max4) == ((int)id4) [L398] COND TRUE ((int)st1) == 0 [L400] COND TRUE ((int)st2) == 0 [L402] COND TRUE ((int)st3) == 0 [L404] COND TRUE ((int)st4) == 0 [L406] COND TRUE ((int)nl1) == 0 [L408] COND TRUE ((int)nl2) == 0 [L410] COND TRUE ((int)nl3) == 0 [L412] COND TRUE ((int)nl4) == 0 [L414] COND TRUE ((int)mode1) == 0 [L416] COND TRUE ((int)mode2) == 0 [L418] COND TRUE ((int)mode3) == 0 [L420] COND TRUE ((int)mode4) == 0 [L422] init__tmp___23 = 1 [L423] __return_4676 = init__tmp___23 [L424] main__i2 = __return_4676 [L425] COND TRUE main__i2 != 0 [L427] p12_old = nomsg [L428] p12_new = nomsg [L429] p13_old = nomsg [L430] p13_new = nomsg [L431] p14_old = nomsg [L432] p14_new = nomsg [L433] p21_old = nomsg [L434] p21_new = nomsg [L435] p23_old = nomsg [L436] p23_new = nomsg [L437] p24_old = nomsg [L438] p24_new = nomsg [L439] p31_old = nomsg [L440] p31_new = nomsg [L441] p32_old = nomsg [L442] p32_new = nomsg [L443] p34_old = nomsg [L444] p34_new = nomsg [L445] p41_old = nomsg [L446] p41_new = nomsg [L447] p42_old = nomsg [L448] p42_new = nomsg [L449] p43_old = nomsg [L450] p43_new = nomsg [L451] main__i2 = 0 [L454] COND FALSE !(!(mode1 == 0)) [L1252] COND FALSE !(((int)r1) < 3) [L1287] mode1 = 1 [L494] COND TRUE !(mode2 == 0) [L496] COND FALSE !(r2 == 255) [L500] r2 = r2 + 1 [L501] COND FALSE !(!(ep12 == 0)) [L509] COND FALSE !(!(ep32 == 0)) [L517] COND FALSE !(!(ep42 == 0)) [L525] COND TRUE ((int)r2) == 3 [L527] COND TRUE ((int)max2) == ((int)id2) [L529] st2 = 1 [L531] mode2 = 0 [L534] COND FALSE !(!(mode3 == 0)) [L964] COND FALSE !(((int)r3) < 3) [L999] mode3 = 1 [L574] COND FALSE !(!(mode4 == 0)) [L820] COND FALSE !(((int)r4) < 3) [L855] mode4 = 1 [L613] p12_old = p12_new [L614] p12_new = nomsg [L615] p13_old = p13_new [L616] p13_new = nomsg [L617] p14_old = p14_new [L618] p14_new = nomsg [L619] p21_old = p21_new [L620] p21_new = nomsg [L621] p23_old = p23_new [L622] p23_new = nomsg [L623] p24_old = p24_new [L624] p24_new = nomsg [L625] p31_old = p31_new [L626] p31_new = nomsg [L627] p32_old = p32_new [L628] p32_new = nomsg [L629] p34_old = p34_new [L630] p34_new = nomsg [L631] p41_old = p41_new [L632] p41_new = nomsg [L633] p42_old = p42_new [L634] p42_new = nomsg [L635] p43_old = p43_new [L636] p43_new = nomsg [L638] int check__tmp; [L639] COND FALSE !((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) <= 1) [L767] check__tmp = 0 [L670] __return_4890 = check__tmp [L671] main__c1 = __return_4890 [L673] _Bool __tmp_1; [L674] __tmp_1 = main__c1 [L675] _Bool assert__arg; [L676] assert__arg = __tmp_1 [L677] COND TRUE assert__arg == 0 [L679] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...