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_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:14:59,924 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:14:59,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:14:59,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:14:59,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:14:59,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:14:59,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:14:59,941 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:14:59,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:14:59,944 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:14:59,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:14:59,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:14:59,946 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:14:59,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:14:59,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:14:59,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:14:59,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:14:59,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:14:59,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:14:59,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:14:59,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:14:59,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:14:59,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:14:59,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:14:59,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:14:59,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:14:59,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:14:59,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:14:59,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:14:59,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:14:59,967 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:14:59,968 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:14:59,968 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:14:59,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:14:59,969 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:14:59,970 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:14:59,970 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 17:14:59,985 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:14:59,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:14:59,985 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:14:59,986 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:14:59,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:14:59,987 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:14:59,987 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:14:59,987 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:14:59,987 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:14:59,987 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:14:59,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:14:59,988 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:14:59,988 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:14:59,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:14:59,989 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:14:59,989 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:14:59,989 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:14:59,989 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:14:59,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:14:59,990 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:14:59,990 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:14:59,990 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:14:59,990 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:14:59,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:14:59,991 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:14:59,991 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:14:59,991 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:14:59,991 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:14:59,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:14:59,992 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:15:00,020 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:15:00,033 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:15:00,036 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:15:00,038 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:15:00,038 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:15:00,039 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:15:00,105 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b568d82fb/fa4756161f424011a8f6151427d56b24/FLAGb222c8fe0 [2019-09-11 17:15:00,617 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:15:00,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:15:00,632 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b568d82fb/fa4756161f424011a8f6151427d56b24/FLAGb222c8fe0 [2019-09-11 17:15:00,991 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b568d82fb/fa4756161f424011a8f6151427d56b24 [2019-09-11 17:15:01,001 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:15:01,002 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:15:01,003 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:01,003 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:15:01,007 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:15:01,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:00" (1/1) ... [2019-09-11 17:15:01,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20610b0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01, skipping insertion in model container [2019-09-11 17:15:01,011 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:15:00" (1/1) ... [2019-09-11 17:15:01,019 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:15:01,055 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:15:01,311 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:01,332 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:15:01,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:15:01,504 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:15:01,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01 WrapperNode [2019-09-11 17:15:01,505 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:15:01,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:15:01,506 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:15:01,506 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:15:01,522 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,531 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,531 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,549 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,553 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (1/1) ... [2019-09-11 17:15:01,559 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:15:01,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:15:01,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:15:01,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:15:01,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:15:01" (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 17:15:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:15:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:15:01,619 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:15:01,619 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:15:01,620 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:15:01,621 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:15:01,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:15:02,277 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:15:02,278 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:15:02,279 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:15:02 BoogieIcfgContainer [2019-09-11 17:15:02,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:15:02,280 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:15:02,281 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:15:02,281 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:15:02,282 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:15:02" (1/1) ... [2019-09-11 17:15:02,320 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:15:02,469 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:15:03,995 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:15:04,023 INFO L272 AbstractInterpreter]: Visited 147 different actions 1850 times. Merged at 83 different actions 1065 times. Widened at 26 different actions 158 times. Performed 4844 root evaluator evaluations with a maximum evaluation depth of 5. Performed 4844 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 414 fixpoints after 65 different actions. Largest state had 100 variables. [2019-09-11 17:15:04,023 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:15:04,026 INFO L168 Benchmark]: Toolchain (without parser) took 3022.88 ms. Allocated memory was 141.6 MB in the beginning and 255.9 MB in the end (delta: 114.3 MB). Free memory was 89.1 MB in the beginning and 137.3 MB in the end (delta: -48.2 MB). Peak memory consumption was 66.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,027 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.6 MB. Free memory was 107.9 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,028 INFO L168 Benchmark]: CACSL2BoogieTranslator took 502.50 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 88.8 MB in the beginning and 176.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,029 INFO L168 Benchmark]: Boogie Preprocessor took 52.90 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 173.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,030 INFO L168 Benchmark]: RCFGBuilder took 720.09 ms. Allocated memory is still 201.3 MB. Free memory was 173.9 MB in the beginning and 139.1 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,031 INFO L168 Benchmark]: Abstract Interpretation took 1743.35 ms. Allocated memory was 201.3 MB in the beginning and 255.9 MB in the end (delta: 54.5 MB). Free memory was 138.6 MB in the beginning and 137.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 55.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:15:04,035 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 141.6 MB. Free memory was 107.9 MB in the beginning and 107.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 502.50 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 88.8 MB in the beginning and 176.2 MB in the end (delta: -87.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 52.90 ms. Allocated memory is still 201.3 MB. Free memory was 176.2 MB in the beginning and 173.9 MB in the end (delta: 2.3 MB). Peak memory consumption was 2.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 720.09 ms. Allocated memory is still 201.3 MB. Free memory was 173.9 MB in the beginning and 139.1 MB in the end (delta: 34.7 MB). Peak memory consumption was 34.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 1743.35 ms. Allocated memory was 201.3 MB in the beginning and 255.9 MB in the end (delta: 54.5 MB). Free memory was 138.6 MB in the beginning and 137.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 55.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 200]: 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] unsigned char r1 = '\x0'; [L14] port_t p1 = 0; [L15] char p1_old = '\x0'; [L16] char p1_new = '\x0'; [L17] char id1 = '\x0'; [L18] char st1 = '\x0'; [L19] msg_t send1 = '\x0'; [L20] _Bool mode1 = 0; [L21] _Bool alive1 = 0; [L22] port_t p2 = 0; [L23] char p2_old = '\x0'; [L24] char p2_new = '\x0'; [L25] char id2 = '\x0'; [L26] char st2 = '\x0'; [L27] msg_t send2 = '\x0'; [L28] _Bool mode2 = 0; [L29] _Bool alive2 = 0; [L30] port_t p3 = 0; [L31] char p3_old = '\x0'; [L32] char p3_new = '\x0'; [L33] char id3 = '\x0'; [L34] char st3 = '\x0'; [L35] msg_t send3 = '\x0'; [L36] _Bool mode3 = 0; [L37] _Bool alive3 = 0; [L41] void (*nodes[3])() = { &node1, &node2, &node3 }; [L45] int __return_6326; [L46] int __return_6431; [L49] int main__c1; [L50] int main__i2; [L51] main__c1 = 0 [L52] r1 = __VERIFIER_nondet_uchar() [L53] id1 = __VERIFIER_nondet_char() [L54] st1 = __VERIFIER_nondet_char() [L55] send1 = __VERIFIER_nondet_char() [L56] mode1 = __VERIFIER_nondet_bool() [L57] alive1 = __VERIFIER_nondet_bool() [L58] id2 = __VERIFIER_nondet_char() [L59] st2 = __VERIFIER_nondet_char() [L60] send2 = __VERIFIER_nondet_char() [L61] mode2 = __VERIFIER_nondet_bool() [L62] alive2 = __VERIFIER_nondet_bool() [L63] id3 = __VERIFIER_nondet_char() [L64] st3 = __VERIFIER_nondet_char() [L65] send3 = __VERIFIER_nondet_char() [L66] mode3 = __VERIFIER_nondet_bool() [L67] alive3 = __VERIFIER_nondet_bool() [L69] int init__tmp; [L70] COND TRUE ((int)r1) == 0 [L72] COND TRUE ((((int)alive1) + ((int)alive2)) + ((int)alive3)) >= 1 [L74] COND TRUE ((int)id1) >= 0 [L76] COND TRUE ((int)st1) == 0 [L78] COND TRUE ((int)send1) == ((int)id1) [L80] COND TRUE ((int)mode1) == 0 [L82] COND TRUE ((int)id2) >= 0 [L84] COND TRUE ((int)st2) == 0 [L86] COND TRUE ((int)send2) == ((int)id2) [L88] COND TRUE ((int)mode2) == 0 [L90] COND TRUE ((int)id3) >= 0 [L92] COND TRUE ((int)st3) == 0 [L94] COND TRUE ((int)send3) == ((int)id3) [L96] COND TRUE ((int)mode3) == 0 [L98] COND TRUE ((int)id1) != ((int)id2) [L100] COND TRUE ((int)id1) != ((int)id3) [L102] COND TRUE ((int)id2) != ((int)id3) [L104] init__tmp = 1 [L105] __return_6326 = init__tmp [L106] main__i2 = __return_6326 [L107] COND TRUE main__i2 != 0 [L109] p1_old = nomsg [L110] p1_new = nomsg [L111] p2_old = nomsg [L112] p2_new = nomsg [L113] p3_old = nomsg [L114] p3_new = nomsg [L115] main__i2 = 0 [L118] msg_t node1__m1; [L119] node1__m1 = nomsg [L120] COND FALSE !(!(mode1 == 0)) [L433] COND FALSE !(!(alive1 == 0)) [L461] COND FALSE !(((int)send1) != ((int)id1)) [L444] mode1 = 1 [L141] msg_t node2__m2; [L142] node2__m2 = nomsg [L143] COND TRUE !(mode2 == 0) [L145] node2__m2 = p1_old [L146] p1_old = nomsg [L147] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L156] mode2 = 0 [L159] msg_t node3__m3; [L160] node3__m3 = nomsg [L161] COND TRUE !(mode3 == 0) [L163] node3__m3 = p2_old [L164] p2_old = nomsg [L165] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L174] mode3 = 0 [L176] p1_old = p1_new [L177] p1_new = nomsg [L178] p2_old = p2_new [L179] p2_new = nomsg [L180] p3_old = p3_new [L181] p3_new = nomsg [L183] int check__tmp; [L184] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L186] COND FALSE !(((int)r1) < 3) [L211] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) == 1) [L218] check__tmp = 0 [L191] __return_6431 = check__tmp [L192] main__c1 = __return_6431 [L194] _Bool __tmp_1; [L195] __tmp_1 = main__c1 [L196] _Bool assert__arg; [L197] assert__arg = __tmp_1 [L198] COND TRUE assert__arg == 0 [L200] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...