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.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-11 17:19:59,502 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-11 17:19:59,504 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-11 17:19:59,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-11 17:19:59,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-11 17:19:59,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-11 17:19:59,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-11 17:19:59,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-11 17:19:59,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-11 17:19:59,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-11 17:19:59,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-11 17:19:59,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-11 17:19:59,525 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-11 17:19:59,526 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-11 17:19:59,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-11 17:19:59,528 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-11 17:19:59,529 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-11 17:19:59,530 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-11 17:19:59,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-11 17:19:59,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-11 17:19:59,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-11 17:19:59,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-11 17:19:59,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-11 17:19:59,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-11 17:19:59,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-09-11 17:19:59,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-11 17:19:59,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-11 17:19:59,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-11 17:19:59,545 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-11 17:19:59,546 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-11 17:19:59,546 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-11 17:19:59,547 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-11 17:19:59,547 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-11 17:19:59,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-11 17:19:59,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-11 17:19:59,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-11 17:19:59,550 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 17:19:59,565 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-11 17:19:59,565 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-11 17:19:59,565 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-11 17:19:59,565 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-11 17:19:59,566 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-11 17:19:59,566 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-11 17:19:59,567 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-11 17:19:59,567 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-11 17:19:59,567 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-11 17:19:59,567 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-11 17:19:59,568 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-11 17:19:59,568 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-11 17:19:59,568 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-11 17:19:59,568 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-11 17:19:59,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-11 17:19:59,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-11 17:19:59,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-11 17:19:59,569 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-11 17:19:59,569 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-11 17:19:59,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-11 17:19:59,570 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-11 17:19:59,570 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-11 17:19:59,570 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-11 17:19:59,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-11 17:19:59,571 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-11 17:19:59,571 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-11 17:19:59,571 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-11 17:19:59,571 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-11 17:19:59,571 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-11 17:19:59,572 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-11 17:19:59,603 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-11 17:19:59,617 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-11 17:19:59,620 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-11 17:19:59,622 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-11 17:19:59,622 INFO L275 PluginConnector]: CDTParser initialized [2019-09-11 17:19:59,623 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:19:59,693 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf080215/033a6c5952fe4442b3c41aa25c008ad1/FLAG5b3567b5a [2019-09-11 17:20:00,225 INFO L306 CDTParser]: Found 1 translation units. [2019-09-11 17:20:00,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2019-09-11 17:20:00,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf080215/033a6c5952fe4442b3c41aa25c008ad1/FLAG5b3567b5a [2019-09-11 17:20:00,535 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bdf080215/033a6c5952fe4442b3c41aa25c008ad1 [2019-09-11 17:20:00,545 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-11 17:20:00,547 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-11 17:20:00,548 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:00,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-11 17:20:00,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-11 17:20:00,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:00" (1/1) ... [2019-09-11 17:20:00,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffd4eb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:00, skipping insertion in model container [2019-09-11 17:20:00,557 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 05:20:00" (1/1) ... [2019-09-11 17:20:00,565 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-11 17:20:00,625 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-11 17:20:00,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:01,014 INFO L188 MainTranslator]: Completed pre-run [2019-09-11 17:20:01,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-11 17:20:01,126 INFO L192 MainTranslator]: Completed translation [2019-09-11 17:20:01,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01 WrapperNode [2019-09-11 17:20:01,127 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-11 17:20:01,128 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-11 17:20:01,128 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-11 17:20:01,128 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-11 17:20:01,142 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,153 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,178 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (1/1) ... [2019-09-11 17:20:01,187 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-11 17:20:01,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-11 17:20:01,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-11 17:20:01,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-11 17:20:01,189 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 05:20:01" (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 17:20:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-11 17:20:01,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-11 17:20:01,272 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-11 17:20:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-11 17:20:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-11 17:20:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-11 17:20:01,272 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-09-11 17:20:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure assert [2019-09-11 17:20:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-11 17:20:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-09-11 17:20:01,273 INFO L130 BoogieDeclarations]: Found specification of procedure write [2019-09-11 17:20:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure node1 [2019-09-11 17:20:01,274 INFO L130 BoogieDeclarations]: Found specification of procedure node2 [2019-09-11 17:20:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure node3 [2019-09-11 17:20:01,275 INFO L130 BoogieDeclarations]: Found specification of procedure node4 [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure node5 [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure node6 [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure init [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure check [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-11 17:20:01,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-11 17:20:01,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-11 17:20:02,018 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-11 17:20:02,018 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-11 17:20:02,019 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:02 BoogieIcfgContainer [2019-09-11 17:20:02,020 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-11 17:20:02,021 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-11 17:20:02,021 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-11 17:20:02,021 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-11 17:20:02,022 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 05:20:02" (1/1) ... [2019-09-11 17:20:02,066 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-11 17:20:02,255 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-09-11 17:20:06,218 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-11 17:20:06,257 INFO L272 AbstractInterpreter]: Visited 202 different actions 4591 times. Merged at 97 different actions 2662 times. Widened at 46 different actions 668 times. Performed 13010 root evaluator evaluations with a maximum evaluation depth of 8. Performed 13010 inverse root evaluator evaluations with a maximum inverse evaluation depth of 8. Found 1178 fixpoints after 96 different actions. Largest state had 154 variables. [2019-09-11 17:20:06,258 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-11 17:20:06,260 INFO L168 Benchmark]: Toolchain (without parser) took 5712.62 ms. Allocated memory was 142.6 MB in the beginning and 365.4 MB in the end (delta: 222.8 MB). Free memory was 89.5 MB in the beginning and 288.1 MB in the end (delta: -198.6 MB). Peak memory consumption was 24.2 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:06,261 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-11 17:20:06,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 579.48 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 89.2 MB in the beginning and 174.2 MB in the end (delta: -84.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:06,263 INFO L168 Benchmark]: Boogie Preprocessor took 59.64 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 170.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:06,265 INFO L168 Benchmark]: RCFGBuilder took 832.32 ms. Allocated memory is still 202.4 MB. Free memory was 170.9 MB in the beginning and 121.1 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 7.1 GB. [2019-09-11 17:20:06,266 INFO L168 Benchmark]: Abstract Interpretation took 4237.24 ms. Allocated memory was 202.4 MB in the beginning and 365.4 MB in the end (delta: 163.1 MB). Free memory was 121.1 MB in the beginning and 288.1 MB in the end (delta: -166.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-11 17:20:06,270 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 142.6 MB. Free memory was 109.0 MB in the beginning and 108.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 579.48 ms. Allocated memory was 142.6 MB in the beginning and 202.4 MB in the end (delta: 59.8 MB). Free memory was 89.2 MB in the beginning and 174.2 MB in the end (delta: -84.9 MB). Peak memory consumption was 22.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 59.64 ms. Allocated memory is still 202.4 MB. Free memory was 173.6 MB in the beginning and 170.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 832.32 ms. Allocated memory is still 202.4 MB. Free memory was 170.9 MB in the beginning and 121.1 MB in the end (delta: 49.8 MB). Peak memory consumption was 49.8 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 4237.24 ms. Allocated memory was 202.4 MB in the beginning and 365.4 MB in the end (delta: 163.1 MB). Free memory was 121.1 MB in the beginning and 288.1 MB in the end (delta: -166.9 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 328]: 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] port_t p2 = 0; [L22] char p2_old = '\x0'; [L23] char p2_new = '\x0'; [L24] char id2 = '\x0'; [L25] char st2 = '\x0'; [L26] msg_t send2 = '\x0'; [L27] _Bool mode2 = 0; [L28] port_t p3 = 0; [L29] char p3_old = '\x0'; [L30] char p3_new = '\x0'; [L31] char id3 = '\x0'; [L32] char st3 = '\x0'; [L33] msg_t send3 = '\x0'; [L34] _Bool mode3 = 0; [L35] port_t p4 = 0; [L36] char p4_old = '\x0'; [L37] char p4_new = '\x0'; [L38] char id4 = '\x0'; [L39] char st4 = '\x0'; [L40] msg_t send4 = '\x0'; [L41] _Bool mode4 = 0; [L42] port_t p5 = 0; [L43] char p5_old = '\x0'; [L44] char p5_new = '\x0'; [L45] char id5 = '\x0'; [L46] char st5 = '\x0'; [L47] msg_t send5 = '\x0'; [L48] _Bool mode5 = 0; [L49] port_t p6 = 0; [L50] char p6_old = '\x0'; [L51] char p6_new = '\x0'; [L52] char id6 = '\x0'; [L53] char st6 = '\x0'; [L54] msg_t send6 = '\x0'; [L55] _Bool mode6 = 0; [L62] void (*nodes[6])() = { &node1, &node2, &node3, &node4, &node5, &node6 }; [L66] int __return_13172; [L67] int __return_13305; [L70] int main__c1; [L71] int main__i2; [L72] main__c1 = 0 [L73] r1 = __VERIFIER_nondet_uchar() [L74] id1 = __VERIFIER_nondet_char() [L75] st1 = __VERIFIER_nondet_char() [L76] send1 = __VERIFIER_nondet_char() [L77] mode1 = __VERIFIER_nondet_bool() [L78] id2 = __VERIFIER_nondet_char() [L79] st2 = __VERIFIER_nondet_char() [L80] send2 = __VERIFIER_nondet_char() [L81] mode2 = __VERIFIER_nondet_bool() [L82] id3 = __VERIFIER_nondet_char() [L83] st3 = __VERIFIER_nondet_char() [L84] send3 = __VERIFIER_nondet_char() [L85] mode3 = __VERIFIER_nondet_bool() [L86] id4 = __VERIFIER_nondet_char() [L87] st4 = __VERIFIER_nondet_char() [L88] send4 = __VERIFIER_nondet_char() [L89] mode4 = __VERIFIER_nondet_bool() [L90] id5 = __VERIFIER_nondet_char() [L91] st5 = __VERIFIER_nondet_char() [L92] send5 = __VERIFIER_nondet_char() [L93] mode5 = __VERIFIER_nondet_bool() [L94] id6 = __VERIFIER_nondet_char() [L95] st6 = __VERIFIER_nondet_char() [L96] send6 = __VERIFIER_nondet_char() [L97] mode6 = __VERIFIER_nondet_bool() [L99] int init__tmp; [L100] COND TRUE ((int)r1) == 0 [L102] COND TRUE ((int)id1) >= 0 [L104] COND TRUE ((int)st1) == 0 [L106] COND TRUE ((int)send1) == ((int)id1) [L108] COND TRUE ((int)mode1) == 0 [L110] COND TRUE ((int)id2) >= 0 [L112] COND TRUE ((int)st2) == 0 [L114] COND TRUE ((int)send2) == ((int)id2) [L116] COND TRUE ((int)mode2) == 0 [L118] COND TRUE ((int)id3) >= 0 [L120] COND TRUE ((int)st3) == 0 [L122] COND TRUE ((int)send3) == ((int)id3) [L124] COND TRUE ((int)mode3) == 0 [L126] COND TRUE ((int)id4) >= 0 [L128] COND TRUE ((int)st4) == 0 [L130] COND TRUE ((int)send4) == ((int)id4) [L132] COND TRUE ((int)mode4) == 0 [L134] COND TRUE ((int)id5) >= 0 [L136] COND TRUE ((int)st5) == 0 [L138] COND TRUE ((int)send5) == ((int)id5) [L140] COND TRUE ((int)mode5) == 0 [L142] COND TRUE ((int)id6) >= 0 [L144] COND TRUE ((int)st6) == 0 [L146] COND TRUE ((int)send6) == ((int)id6) [L148] COND TRUE ((int)mode6) == 0 [L150] COND TRUE ((int)id1) != ((int)id2) [L152] COND TRUE ((int)id1) != ((int)id3) [L154] COND TRUE ((int)id1) != ((int)id4) [L156] COND TRUE ((int)id1) != ((int)id5) [L158] COND TRUE ((int)id1) != ((int)id6) [L160] COND TRUE ((int)id2) != ((int)id3) [L162] COND TRUE ((int)id2) != ((int)id4) [L164] COND TRUE ((int)id2) != ((int)id5) [L166] COND TRUE ((int)id2) != ((int)id6) [L168] COND TRUE ((int)id3) != ((int)id4) [L170] COND TRUE ((int)id3) != ((int)id5) [L172] COND TRUE ((int)id3) != ((int)id6) [L174] COND TRUE ((int)id4) != ((int)id5) [L176] COND TRUE ((int)id4) != ((int)id6) [L178] COND TRUE ((int)id5) != ((int)id6) [L180] init__tmp = 1 [L181] __return_13172 = init__tmp [L182] main__i2 = __return_13172 [L183] COND TRUE main__i2 != 0 [L185] p1_old = nomsg [L186] p1_new = nomsg [L187] p2_old = nomsg [L188] p2_new = nomsg [L189] p3_old = nomsg [L190] p3_new = nomsg [L191] p4_old = nomsg [L192] p4_new = nomsg [L193] p5_old = nomsg [L194] p5_new = nomsg [L195] p6_old = nomsg [L196] p6_new = nomsg [L197] main__i2 = 0 [L200] msg_t node1__m1; [L201] node1__m1 = nomsg [L202] COND FALSE !(!(mode1 == 0)) [L621] int node1____CPAchecker_TMP_0; [L622] COND TRUE send1 != nomsg [L624] COND TRUE p1_new == nomsg [L626] node1____CPAchecker_TMP_0 = send1 [L628] p1_new = node1____CPAchecker_TMP_0 [L629] mode1 = 1 [L220] msg_t node2__m2; [L221] node2__m2 = nomsg [L222] COND TRUE !(mode2 == 0) [L224] node2__m2 = p1_old [L225] p1_old = nomsg [L226] COND FALSE !(((int)node2__m2) != ((int)nomsg)) [L232] mode2 = 0 [L235] msg_t node3__m3; [L236] node3__m3 = nomsg [L237] COND TRUE !(mode3 == 0) [L239] node3__m3 = p2_old [L240] p2_old = nomsg [L241] COND FALSE !(((int)node3__m3) != ((int)nomsg)) [L247] mode3 = 0 [L250] msg_t node4__m4; [L251] node4__m4 = nomsg [L252] COND TRUE !(mode4 == 0) [L254] node4__m4 = p3_old [L255] p3_old = nomsg [L256] COND FALSE !(((int)node4__m4) != ((int)nomsg)) [L262] mode4 = 0 [L265] msg_t node5__m5; [L266] node5__m5 = nomsg [L267] COND TRUE !(mode5 == 0) [L269] node5__m5 = p4_old [L270] p4_old = nomsg [L271] COND FALSE !(((int)node5__m5) != ((int)nomsg)) [L277] mode5 = 0 [L280] msg_t node6__m6; [L281] node6__m6 = nomsg [L282] COND TRUE !(mode6 == 0) [L284] node6__m6 = p5_old [L285] p5_old = nomsg [L286] COND FALSE !(((int)node6__m6) != ((int)nomsg)) [L292] mode6 = 0 [L294] p1_old = p1_new [L295] p1_new = nomsg [L296] p2_old = p2_new [L297] p2_new = nomsg [L298] p3_old = p3_new [L299] p3_new = nomsg [L300] p4_old = p4_new [L301] p4_new = nomsg [L302] p5_old = p5_new [L303] p5_new = nomsg [L304] p6_old = p6_new [L305] p6_new = nomsg [L307] int check__tmp; [L308] COND TRUE (((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) <= 1 [L310] COND TRUE ((int)r1) >= 6 [L313] COND FALSE !(((int)r1) < 6) [L339] COND FALSE !((((((((int)st1) + ((int)st2)) + ((int)st3)) + ((int)st4)) + ((int)st5)) + ((int)st6)) == 1) [L346] check__tmp = 0 [L319] __return_13305 = check__tmp [L320] main__c1 = __return_13305 [L322] _Bool __tmp_1; [L323] __tmp_1 = main__c1 [L324] _Bool assert__arg; [L325] assert__arg = __tmp_1 [L326] COND TRUE assert__arg == 0 [L328] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...