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.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:22:16,933 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:22:16,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:22:16,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:22:16,948 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:22:16,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:22:16,950 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:22:16,952 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:22:16,954 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:22:16,954 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:22:16,955 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:22:16,957 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:22:16,957 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:22:16,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:22:16,959 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:22:16,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:22:16,961 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:22:16,962 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:22:16,963 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:22:16,965 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:22:16,967 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:22:16,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:22:16,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:22:16,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:22:16,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:22:16,975 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:22:16,976 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:22:16,977 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:22:16,977 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:22:16,978 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:22:16,979 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:22:16,979 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:22:16,980 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:22:16,980 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:22:16,981 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:22:16,982 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:22:16,982 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 17:22:16,997 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:22:16,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:22:16,997 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:22:16,997 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:22:16,998 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:22:16,998 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:22:16,999 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:22:16,999 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:22:16,999 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:22:16,999 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:22:17,000 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:22:17,000 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:22:17,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:22:17,001 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:22:17,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:22:17,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:22:17,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:22:17,001 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:22:17,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:22:17,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:22:17,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:22:17,002 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:22:17,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:22:17,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:22:17,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:22:17,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:22:17,003 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:22:17,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:22:17,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:22:17,004 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:22:17,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:22:17,044 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:22:17,048 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:22:17,049 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:22:17,049 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:22:17,050 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:22:17,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0a96c9/9ebfd7c8875a4201a09f944a1da624be/FLAG6a0b8cadb [2019-09-11 17:22:17,617 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:22:17,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2019-09-11 17:22:17,648 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0a96c9/9ebfd7c8875a4201a09f944a1da624be/FLAG6a0b8cadb [2019-09-11 17:22:17,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd0a96c9/9ebfd7c8875a4201a09f944a1da624be [2019-09-11 17:22:17,950 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:22:17,954 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:22:17,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:17,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:22:17,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:22:17,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:17" (1/1) ... [2019-09-11 17:22:17,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c490221 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:17, skipping insertion in model container [2019-09-11 17:22:17,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:22:17" (1/1) ... [2019-09-11 17:22:17,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:22:18,056 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:22:18,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:18,616 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:22:18,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:22:18,815 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:22:18,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18 WrapperNode [2019-09-11 17:22:18,816 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:22:18,816 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:22:18,816 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:22:18,817 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:22:18,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,832 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,909 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,914 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (1/1) ... [2019-09-11 17:22:18,921 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:22:18,922 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:22:18,922 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:22:18,922 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:22:18,923 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:22:18" (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 17:22:19,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:22:19,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:22:19,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:22:19,001 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:22:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:22:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:22:19,002 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:22:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:22:19,003 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:22:19,004 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:22:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:22:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:22:19,005 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:22:20,638 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:22:20,638 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:22:20,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:20 BoogieIcfgContainer [2019-09-11 17:22:20,640 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:22:20,640 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:22:20,641 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:22:20,641 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:22:20,642 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:22:20" (1/1) ... [2019-09-11 17:22:20,703 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:22:20,876 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:22:28,459 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:22:28,554 INFO L272 AbstractInterpreter]: Visited 573 different actions 14724 times. Merged at 382 different actions 8073 times. Widened at 99 different actions 1180 times. Performed 39939 root evaluator evaluations with a maximum evaluation depth of 5. Performed 39939 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 4478 fixpoints after 260 different actions. Largest state had 218 variables. [2019-09-11 17:22:28,554 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:22:28,559 INFO L168 Benchmark]: Toolchain (without parser) took 10605.24 ms. Allocated memory was 134.7 MB in the beginning and 565.7 MB in the end (delta: 431.0 MB). Free memory was 88.3 MB in the beginning and 319.2 MB in the end (delta: -230.8 MB). Peak memory consumption was 200.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,561 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,562 INFO L168 Benchmark]: CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 134.7 MB in the beginning and 202.9 MB in the end (delta: 68.2 MB). Free memory was 88.1 MB in the beginning and 163.8 MB in the end (delta: -75.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,563 INFO L168 Benchmark]: Boogie Preprocessor took 105.18 ms. Allocated memory is still 202.9 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,566 INFO L168 Benchmark]: RCFGBuilder took 1717.96 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 159.5 MB in the beginning and 146.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,567 INFO L168 Benchmark]: Abstract Interpretation took 7914.08 ms. Allocated memory was 232.3 MB in the beginning and 565.7 MB in the end (delta: 333.4 MB). Free memory was 145.0 MB in the beginning and 319.2 MB in the end (delta: -174.2 MB). Peak memory consumption was 159.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:22:28,573 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 857.86 ms. Allocated memory was 134.7 MB in the beginning and 202.9 MB in the end (delta: 68.2 MB). Free memory was 88.1 MB in the beginning and 163.8 MB in the end (delta: -75.7 MB). Peak memory consumption was 32.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.18 ms. Allocated memory is still 202.9 MB. Free memory was 163.8 MB in the beginning and 159.5 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1717.96 ms. Allocated memory was 202.9 MB in the beginning and 232.3 MB in the end (delta: 29.4 MB). Free memory was 159.5 MB in the beginning and 146.3 MB in the end (delta: 13.1 MB). Peak memory consumption was 81.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 7914.08 ms. Allocated memory was 232.3 MB in the beginning and 565.7 MB in the end (delta: 333.4 MB). Free memory was 145.0 MB in the beginning and 319.2 MB in the end (delta: -174.2 MB). Peak memory consumption was 159.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 897]: 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 p21 = 0; [L22] char p21_old = '\x0'; [L23] char p21_new = '\x0'; [L24] _Bool ep21 = 0; [L25] port_t p23 = 0; [L26] char p23_old = '\x0'; [L27] char p23_new = '\x0'; [L28] _Bool ep23 = 0; [L29] port_t p31 = 0; [L30] char p31_old = '\x0'; [L31] char p31_new = '\x0'; [L32] _Bool ep31 = 0; [L33] port_t p32 = 0; [L34] char p32_old = '\x0'; [L35] char p32_new = '\x0'; [L36] _Bool ep32 = 0; [L37] char id1 = '\x0'; [L38] unsigned char r1 = '\x0'; [L39] char st1 = '\x0'; [L40] char nl1 = '\x0'; [L41] char m1 = '\x0'; [L42] char max1 = '\x0'; [L43] _Bool mode1 = 0; [L44] _Bool newmax1 = 0; [L45] char id2 = '\x0'; [L46] unsigned char r2 = '\x0'; [L47] char st2 = '\x0'; [L48] char nl2 = '\x0'; [L49] char m2 = '\x0'; [L50] char max2 = '\x0'; [L51] _Bool mode2 = 0; [L52] _Bool newmax2 = 0; [L53] char id3 = '\x0'; [L54] unsigned char r3 = '\x0'; [L55] char st3 = '\x0'; [L56] char nl3 = '\x0'; [L57] char m3 = '\x0'; [L58] char max3 = '\x0'; [L59] _Bool mode3 = 0; [L60] _Bool newmax3 = 0; [L64] void (*nodes[3])() = { &node1, &node2, &node3 }; [L68] int __return_1868; [L69] int __return_2014; [L70] int __return_2147; [L71] int __return_2263; [L72] int __return_2401; [L73] int __return_2526; [L76] int main__c1; [L77] int main__i2; [L78] main__c1 = 0 [L79] ep12 = __VERIFIER_nondet_bool() [L80] ep13 = __VERIFIER_nondet_bool() [L81] ep21 = __VERIFIER_nondet_bool() [L82] ep23 = __VERIFIER_nondet_bool() [L83] ep31 = __VERIFIER_nondet_bool() [L84] ep32 = __VERIFIER_nondet_bool() [L85] id1 = __VERIFIER_nondet_char() [L86] r1 = __VERIFIER_nondet_uchar() [L87] st1 = __VERIFIER_nondet_char() [L88] nl1 = __VERIFIER_nondet_char() [L89] m1 = __VERIFIER_nondet_char() [L90] max1 = __VERIFIER_nondet_char() [L91] mode1 = __VERIFIER_nondet_bool() [L92] newmax1 = __VERIFIER_nondet_bool() [L93] id2 = __VERIFIER_nondet_char() [L94] r2 = __VERIFIER_nondet_uchar() [L95] st2 = __VERIFIER_nondet_char() [L96] nl2 = __VERIFIER_nondet_char() [L97] m2 = __VERIFIER_nondet_char() [L98] max2 = __VERIFIER_nondet_char() [L99] mode2 = __VERIFIER_nondet_bool() [L100] newmax2 = __VERIFIER_nondet_bool() [L101] id3 = __VERIFIER_nondet_char() [L102] r3 = __VERIFIER_nondet_uchar() [L103] st3 = __VERIFIER_nondet_char() [L104] nl3 = __VERIFIER_nondet_char() [L105] m3 = __VERIFIER_nondet_char() [L106] max3 = __VERIFIER_nondet_char() [L107] mode3 = __VERIFIER_nondet_bool() [L108] newmax3 = __VERIFIER_nondet_bool() [L110] _Bool init__r121; [L111] _Bool init__r131; [L112] _Bool init__r211; [L113] _Bool init__r231; [L114] _Bool init__r311; [L115] _Bool init__r321; [L116] _Bool init__r122; [L117] int init__tmp; [L118] _Bool init__r132; [L119] int init__tmp___0; [L120] _Bool init__r212; [L121] int init__tmp___1; [L122] _Bool init__r232; [L123] int init__tmp___2; [L124] _Bool init__r312; [L125] int init__tmp___3; [L126] _Bool init__r322; [L127] int init__tmp___4; [L128] int init__tmp___5; [L129] init__r121 = ep12 [L130] init__r131 = ep13 [L131] init__r211 = ep21 [L132] init__r231 = ep23 [L133] init__r311 = ep31 [L134] init__r321 = ep32 [L135] COND TRUE !(init__r121 == 0) [L137] init__tmp = 1 [L139] init__r122 = (_Bool)init__tmp [L140] COND TRUE !(init__r131 == 0) [L142] init__tmp___0 = 1 [L144] init__r132 = (_Bool)init__tmp___0 [L145] COND TRUE !(init__r211 == 0) [L147] init__tmp___1 = 1 [L149] init__r212 = (_Bool)init__tmp___1 [L150] COND TRUE !(init__r231 == 0) [L152] init__tmp___2 = 1 [L154] init__r232 = (_Bool)init__tmp___2 [L155] COND TRUE !(init__r311 == 0) [L157] init__tmp___3 = 1 [L159] init__r312 = (_Bool)init__tmp___3 [L160] COND TRUE !(init__r321 == 0) [L162] init__tmp___4 = 1 [L164] init__r322 = (_Bool)init__tmp___4 [L165] COND TRUE ((int)id1) != ((int)id2) [L167] COND TRUE ((int)id1) != ((int)id3) [L169] COND TRUE ((int)id2) != ((int)id3) [L171] COND TRUE ((int)id1) >= 0 [L173] COND TRUE ((int)id2) >= 0 [L175] COND TRUE ((int)id3) >= 0 [L177] COND TRUE ((int)r1) == 0 [L179] COND TRUE ((int)r2) == 0 [L181] COND TRUE ((int)r3) == 0 [L183] COND TRUE !(init__r122 == 0) [L185] COND TRUE !(init__r132 == 0) [L187] COND TRUE !(init__r212 == 0) [L189] COND TRUE !(init__r232 == 0) [L191] COND TRUE !(init__r312 == 0) [L193] COND TRUE !(init__r322 == 0) [L195] COND TRUE ((int)max1) == ((int)id1) [L197] COND TRUE ((int)max2) == ((int)id2) [L199] COND TRUE ((int)max3) == ((int)id3) [L201] COND TRUE ((int)st1) == 0 [L203] COND TRUE ((int)st2) == 0 [L205] COND TRUE ((int)st3) == 0 [L207] COND TRUE ((int)nl1) == 0 [L209] COND TRUE ((int)nl2) == 0 [L211] COND TRUE ((int)nl3) == 0 [L213] COND TRUE ((int)mode1) == 0 [L215] COND TRUE ((int)mode2) == 0 [L217] COND TRUE ((int)mode3) == 0 [L219] COND TRUE !(newmax1 == 0) [L221] COND TRUE !(newmax2 == 0) [L223] COND TRUE !(newmax3 == 0) [L225] init__tmp___5 = 1 [L226] __return_1868 = init__tmp___5 [L227] main__i2 = __return_1868 [L228] COND TRUE main__i2 != 0 [L230] p12_old = nomsg [L231] p12_new = nomsg [L232] p13_old = nomsg [L233] p13_new = nomsg [L234] p21_old = nomsg [L235] p21_new = nomsg [L236] p23_old = nomsg [L237] p23_new = nomsg [L238] p31_old = nomsg [L239] p31_new = nomsg [L240] p32_old = nomsg [L241] p32_new = nomsg [L242] main__i2 = 0 [L244] _Bool node1__newmax; [L245] node1__newmax = 0 [L246] COND FALSE !(!(mode1 == 0)) [L252] COND TRUE ((int)r1) < 1 [L254] COND FALSE !(!(ep12 == 0)) [L267] COND FALSE !(!(ep13 == 0)) [L280] mode1 = 1 [L282] _Bool node2__newmax; [L283] node2__newmax = 0 [L284] COND FALSE !(!(mode2 == 0)) [L290] COND TRUE ((int)r2) < 2 [L292] COND FALSE !(!(ep21 == 0)) [L305] COND FALSE !(!(ep23 == 0)) [L318] mode2 = 1 [L320] _Bool node3__newmax; [L321] node3__newmax = 0 [L322] COND FALSE !(!(mode3 == 0)) [L328] COND TRUE ((int)r3) < 2 [L330] COND FALSE !(!(ep31 == 0)) [L343] COND FALSE !(!(ep32 == 0)) [L356] mode3 = 1 [L357] p12_old = p12_new [L358] p12_new = nomsg [L359] p13_old = p13_new [L360] p13_new = nomsg [L361] p21_old = p21_new [L362] p21_new = nomsg [L363] p23_old = p23_new [L364] p23_new = nomsg [L365] p31_old = p31_new [L366] p31_new = nomsg [L367] p32_old = p32_new [L368] p32_new = nomsg [L370] int check__tmp; [L371] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L373] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L375] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L377] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L379] COND FALSE !(((int)r1) >= 2) [L385] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L387] COND TRUE ((int)r1) < 2 [L389] COND FALSE !(((int)r1) >= 2) [L395] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L397] COND TRUE ((int)r1) < 2 [L399] check__tmp = 1 [L400] __return_2014 = check__tmp [L401] main__c1 = __return_2014 [L403] _Bool __tmp_1; [L404] __tmp_1 = main__c1 [L405] _Bool assert__arg; [L406] assert__arg = __tmp_1 [L407] COND FALSE !(assert__arg == 0) [L414] _Bool node1__newmax; [L415] node1__newmax = 0 [L416] COND TRUE !(mode1 == 0) [L418] COND FALSE !(r1 == 255) [L424] r1 = r1 + 1 [L425] COND FALSE !(!(ep21 == 0)) [L434] COND FALSE !(!(ep31 == 0)) [L443] newmax1 = node1__newmax [L444] COND FALSE !(((int)r1) == 2) [L450] mode1 = 0 [L452] _Bool node2__newmax; [L453] node2__newmax = 0 [L454] COND TRUE !(mode2 == 0) [L456] COND FALSE !(r2 == 255) [L462] r2 = r2 + 1 [L463] COND FALSE !(!(ep12 == 0)) [L472] COND FALSE !(!(ep32 == 0)) [L481] newmax2 = node2__newmax [L482] COND FALSE !(((int)r2) == 2) [L488] mode2 = 0 [L490] _Bool node3__newmax; [L491] node3__newmax = 0 [L492] COND TRUE !(mode3 == 0) [L494] COND FALSE !(r3 == 255) [L500] r3 = r3 + 1 [L501] COND FALSE !(!(ep13 == 0)) [L510] COND FALSE !(!(ep23 == 0)) [L519] newmax3 = node3__newmax [L520] COND FALSE !(((int)r3) == 2) [L526] mode3 = 0 [L527] p12_old = p12_new [L528] p12_new = nomsg [L529] p13_old = p13_new [L530] p13_new = nomsg [L531] p21_old = p21_new [L532] p21_new = nomsg [L533] p23_old = p23_new [L534] p23_new = nomsg [L535] p31_old = p31_new [L536] p31_new = nomsg [L537] p32_old = p32_new [L538] p32_new = nomsg [L540] int check__tmp; [L541] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L543] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L545] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L547] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L549] COND FALSE !(((int)r1) >= 2) [L555] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L557] COND TRUE ((int)r1) < 2 [L559] COND FALSE !(((int)r1) >= 2) [L565] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L567] COND TRUE ((int)r1) < 2 [L569] check__tmp = 1 [L570] __return_2147 = check__tmp [L571] main__c1 = __return_2147 [L573] _Bool __tmp_2; [L574] __tmp_2 = main__c1 [L575] _Bool assert__arg; [L576] assert__arg = __tmp_2 [L577] COND FALSE !(assert__arg == 0) [L584] _Bool node1__newmax; [L585] node1__newmax = 0 [L586] COND FALSE !(!(mode1 == 0)) [L592] COND FALSE !(((int)r1) < 1) [L598] mode1 = 1 [L600] _Bool node2__newmax; [L601] node2__newmax = 0 [L602] COND FALSE !(!(mode2 == 0)) [L608] COND TRUE ((int)r2) < 2 [L610] COND FALSE !(!(ep21 == 0)) [L623] COND FALSE !(!(ep23 == 0)) [L636] mode2 = 1 [L638] _Bool node3__newmax; [L639] node3__newmax = 0 [L640] COND FALSE !(!(mode3 == 0)) [L646] COND TRUE ((int)r3) < 2 [L648] COND FALSE !(!(ep31 == 0)) [L661] COND FALSE !(!(ep32 == 0)) [L674] mode3 = 1 [L675] p12_old = p12_new [L676] p12_new = nomsg [L677] p13_old = p13_new [L678] p13_new = nomsg [L679] p21_old = p21_new [L680] p21_new = nomsg [L681] p23_old = p23_new [L682] p23_new = nomsg [L683] p31_old = p31_new [L684] p31_new = nomsg [L685] p32_old = p32_new [L686] p32_new = nomsg [L688] int check__tmp; [L689] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) <= 1 [L691] COND TRUE (((int)st1) + ((int)nl1)) <= 1 [L693] COND TRUE (((int)st2) + ((int)nl2)) <= 1 [L695] COND TRUE (((int)st3) + ((int)nl3)) <= 1 [L697] COND FALSE !(((int)r1) >= 2) [L703] COND TRUE ((((int)st1) + ((int)st2)) + ((int)st3)) == 0 [L705] COND TRUE ((int)r1) < 2 [L707] COND FALSE !(((int)r1) >= 2) [L713] COND TRUE ((((int)nl1) + ((int)nl2)) + ((int)nl3)) == 0 [L715] COND TRUE ((int)r1) < 2 [L717] check__tmp = 1 [L718] __return_2263 = check__tmp [L719] main__c1 = __return_2263 [L721] _Bool __tmp_3; [L722] __tmp_3 = main__c1 [L723] _Bool assert__arg; [L724] assert__arg = __tmp_3 [L725] COND FALSE !(assert__arg == 0) [L732] _Bool node1__newmax; [L733] node1__newmax = 0 [L734] COND TRUE !(mode1 == 0) [L736] COND FALSE !(r1 == 255) [L742] r1 = r1 + 1 [L743] COND FALSE !(!(ep21 == 0)) [L752] COND FALSE !(!(ep31 == 0)) [L761] newmax1 = node1__newmax [L762] COND TRUE ((int)r1) == 2 [L764] COND TRUE ((int)max1) == ((int)id1) [L766] st1 = 1 [L768] mode1 = 0 [L770] _Bool node2__newmax; [L771] node2__newmax = 0 [L772] COND TRUE !(mode2 == 0) [L774] COND FALSE !(r2 == 255) [L780] r2 = r2 + 1 [L781] COND FALSE !(!(ep12 == 0)) [L790] COND FALSE !(!(ep32 == 0)) [L799] newmax2 = node2__newmax [L800] COND TRUE ((int)r2) == 2 [L802] COND TRUE ((int)max2) == ((int)id2) [L804] st2 = 1 [L806] mode2 = 0 [L808] _Bool node3__newmax; [L809] node3__newmax = 0 [L810] COND TRUE !(mode3 == 0) [L812] COND FALSE !(r3 == 255) [L818] r3 = r3 + 1 [L819] COND FALSE !(!(ep13 == 0)) [L828] COND FALSE !(!(ep23 == 0)) [L837] newmax3 = node3__newmax [L838] COND TRUE ((int)r3) == 2 [L840] COND FALSE !(((int)max3) == ((int)id3)) [L1562] nl3 = 1 [L844] mode3 = 0 [L845] p12_old = p12_new [L846] p12_new = nomsg [L847] p13_old = p13_new [L848] p13_new = nomsg [L849] p21_old = p21_new [L850] p21_new = nomsg [L851] p23_old = p23_new [L852] p23_new = nomsg [L853] p31_old = p31_new [L854] p31_new = nomsg [L855] p32_old = p32_new [L856] p32_new = nomsg [L858] int check__tmp; [L859] COND FALSE !(((((int)st1) + ((int)st2)) + ((int)st3)) <= 1) [L1555] check__tmp = 0 [L887] __return_2401 = check__tmp [L888] main__c1 = __return_2401 [L891] _Bool __tmp_4; [L892] __tmp_4 = main__c1 [L893] _Bool assert__arg; [L894] assert__arg = __tmp_4 [L895] COND TRUE assert__arg == 0 [L897] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...