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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/systemc/kundu1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-14 00:47:35,026 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 00:47:35,028 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 00:47:35,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 00:47:35,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 00:47:35,043 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 00:47:35,045 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 00:47:35,046 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 00:47:35,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 00:47:35,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 00:47:35,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 00:47:35,051 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 00:47:35,052 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 00:47:35,053 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 00:47:35,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 00:47:35,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 00:47:35,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 00:47:35,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 00:47:35,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 00:47:35,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 00:47:35,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 00:47:35,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 00:47:35,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 00:47:35,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 00:47:35,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-14 00:47:35,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 00:47:35,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 00:47:35,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 00:47:35,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 00:47:35,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 00:47:35,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 00:47:35,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 00:47:35,093 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 00:47:35,093 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 00:47:35,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 00:47:35,096 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 00:47:35,097 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 00:47:35,119 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 00:47:35,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 00:47:35,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 00:47:35,122 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 00:47:35,122 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 00:47:35,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 00:47:35,122 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 00:47:35,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 00:47:35,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 00:47:35,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 00:47:35,124 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 00:47:35,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 00:47:35,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 00:47:35,125 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 00:47:35,125 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 00:47:35,125 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 00:47:35,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 00:47:35,126 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 00:47:35,126 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 00:47:35,126 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 00:47:35,126 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 00:47:35,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 00:47:35,127 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 00:47:35,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 00:47:35,127 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 00:47:35,127 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 00:47:35,128 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 00:47:35,128 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 00:47:35,128 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-10-14 00:47:35,419 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 00:47:35,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 00:47:35,437 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 00:47:35,438 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 00:47:35,439 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 00:47:35,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/kundu1.cil.c [2019-10-14 00:47:35,540 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3c72150/55c05c8f410046c1b32fd9a29ffe176b/FLAG22b41e213 [2019-10-14 00:47:36,062 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 00:47:36,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/systemc/kundu1.cil.c [2019-10-14 00:47:36,078 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3c72150/55c05c8f410046c1b32fd9a29ffe176b/FLAG22b41e213 [2019-10-14 00:47:36,446 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc3c72150/55c05c8f410046c1b32fd9a29ffe176b [2019-10-14 00:47:36,457 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 00:47:36,458 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 00:47:36,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 00:47:36,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 00:47:36,463 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 00:47:36,464 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,467 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1a6ec9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36, skipping insertion in model container [2019-10-14 00:47:36,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,475 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 00:47:36,524 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 00:47:36,777 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:47:36,784 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 00:47:36,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 00:47:36,940 INFO L192 MainTranslator]: Completed translation [2019-10-14 00:47:36,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36 WrapperNode [2019-10-14 00:47:36,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 00:47:36,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 00:47:36,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 00:47:36,941 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 00:47:36,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (1/1) ... [2019-10-14 00:47:36,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 00:47:36,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 00:47:36,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 00:47:36,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 00:47:36,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 12:47:36" (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 [2019-10-14 00:47:37,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 00:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 00:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2019-10-14 00:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2019-10-14 00:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2019-10-14 00:47:37,042 INFO L138 BoogieDeclarations]: Found implementation of procedure P_1 [2019-10-14 00:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_P_1_triggered [2019-10-14 00:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure C_1 [2019-10-14 00:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure is_C_1_triggered [2019-10-14 00:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2019-10-14 00:47:37,043 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2019-10-14 00:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2019-10-14 00:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2019-10-14 00:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2019-10-14 00:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2019-10-14 00:47:37,044 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2019-10-14 00:47:37,045 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2019-10-14 00:47:37,046 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 00:47:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 00:47:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 00:47:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure error [2019-10-14 00:47:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2019-10-14 00:47:37,046 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure P_1 [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure is_P_1_triggered [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure C_1 [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure is_C_1_triggered [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2019-10-14 00:47:37,047 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2019-10-14 00:47:37,048 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 00:47:37,049 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 00:47:37,612 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 00:47:37,613 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 00:47:37,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:47:37 BoogieIcfgContainer [2019-10-14 00:47:37,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 00:47:37,615 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-14 00:47:37,615 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-14 00:47:37,616 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-14 00:47:37,616 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 12:47:37" (1/1) ... [2019-10-14 00:47:37,649 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-14 00:48:02,957 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-14 00:48:02,996 INFO L272 AbstractInterpreter]: Visited 194 different actions 85579 times. Merged at 98 different actions 31339 times. Widened at 7 different actions 268 times. Performed 455400 root evaluator evaluations with a maximum evaluation depth of 4. Performed 455400 inverse root evaluator evaluations with a maximum inverse evaluation depth of 4. Found 11079 fixpoints after 45 different actions. Largest state had 39 variables. [2019-10-14 00:48:02,996 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-14 00:48:02,999 INFO L168 Benchmark]: Toolchain (without parser) took 26539.67 ms. Allocated memory was 136.8 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 101.0 MB in the beginning and 700.2 MB in the end (delta: -599.2 MB). Peak memory consumption was 782.9 MB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,000 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 136.8 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 481.19 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 177.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,003 INFO L168 Benchmark]: Boogie Preprocessor took 44.39 ms. Allocated memory is still 201.3 MB. Free memory was 177.4 MB in the beginning and 175.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,003 INFO L168 Benchmark]: RCFGBuilder took 628.79 ms. Allocated memory is still 201.3 MB. Free memory was 175.3 MB in the beginning and 143.3 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,005 INFO L168 Benchmark]: Abstract Interpretation took 25381.00 ms. Allocated memory was 201.3 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 143.3 MB in the beginning and 700.2 MB in the end (delta: -556.9 MB). Peak memory consumption was 760.6 MB. Max. memory is 7.1 GB. [2019-10-14 00:48:03,009 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 136.8 MB. Free memory was 120.1 MB in the beginning and 119.9 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 481.19 ms. Allocated memory was 136.8 MB in the beginning and 201.3 MB in the end (delta: 64.5 MB). Free memory was 100.8 MB in the beginning and 177.4 MB in the end (delta: -76.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.39 ms. Allocated memory is still 201.3 MB. Free memory was 177.4 MB in the beginning and 175.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 628.79 ms. Allocated memory is still 201.3 MB. Free memory was 175.3 MB in the beginning and 143.3 MB in the end (delta: 32.1 MB). Peak memory consumption was 32.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 25381.00 ms. Allocated memory was 201.3 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 143.3 MB in the beginning and 700.2 MB in the end (delta: -556.9 MB). Peak memory consumption was 760.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 9]: 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: [L15] int max_loop ; [L16] int num ; [L17] int i ; [L18] int e ; [L19] int timer ; [L20] char data_0 ; [L21] char data_1 ; [L64] int P_1_pc; [L65] int P_1_st ; [L66] int P_1_i ; [L67] int P_1_ev ; [L122] int C_1_pc ; [L123] int C_1_st ; [L124] int C_1_i ; [L125] int C_1_ev ; [L126] int C_1_pr ; [L490] int count ; [L491] int __retres2 ; [L495] num = 0 [L496] i = 0 [L497] max_loop = 2 [L499] timer = 0 [L500] P_1_pc = 0 [L501] C_1_pc = 0 [L503] count = 0 [L504] CALL init_model() [L483] P_1_i = 1 [L484] C_1_i = 1 [L504] RET init_model() [L505] CALL start_simulation() [L421] int kernel_st ; [L422] int tmp ; [L423] int tmp___0 ; [L427] kernel_st = 0 [L428] FCALL update_channels() [L429] CALL init_threads() [L226] COND TRUE (int )P_1_i == 1 [L227] P_1_st = 0 [L231] COND TRUE (int )C_1_i == 1 [L232] C_1_st = 0 [L429] RET init_threads() [L430] FCALL fire_delta_events() [L431] CALL activate_threads() [L365] int tmp ; [L366] int tmp___0 ; [L367] int tmp___1 ; [L371] CALL, EXPR is_P_1_triggered() [L104] int __retres1 ; [L107] COND FALSE !((int )P_1_pc == 1) [L117] __retres1 = 0 [L119] return (__retres1); [L371] RET, EXPR is_P_1_triggered() [L371] tmp = is_P_1_triggered() [L373] COND FALSE !(\read(tmp)) [L379] CALL, EXPR is_C_1_triggered() [L186] int __retres1 ; [L189] COND FALSE !((int )C_1_pc == 1) [L199] COND FALSE !((int )C_1_pc == 2) [L209] __retres1 = 0 [L211] return (__retres1); [L379] RET, EXPR is_C_1_triggered() [L379] tmp___1 = is_C_1_triggered() [L381] COND FALSE !(\read(tmp___1)) [L431] RET activate_threads() [L432] FCALL reset_delta_events() [L435] COND TRUE 1 [L438] kernel_st = 1 [L439] CALL eval() [L262] int tmp ; [L263] int tmp___0 ; [L264] int tmp___1 ; [L265] int tmp___2 ; [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND FALSE !(\read(tmp)) [L294] COND TRUE (int )C_1_st == 0 [L296] tmp___1 = __VERIFIER_nondet_int() [L298] COND TRUE \read(tmp___1) [L300] C_1_st = 1 [L301] CALL C_1() [L128] char c ; [L131] COND TRUE (int )C_1_pc == 0 [L146] COND TRUE i < max_loop [L148] COND TRUE num == 0 [L149] timer = 1 [L150] i += 1 [L151] C_1_pc = 1 [L152] C_1_st = 2 [L301] RET C_1() [L269] COND TRUE 1 [L272] CALL, EXPR exists_runnable_thread() [L241] int __retres1 ; [L244] COND TRUE (int )P_1_st == 0 [L245] __retres1 = 1 [L258] return (__retres1); [L272] RET, EXPR exists_runnable_thread() [L272] tmp___2 = exists_runnable_thread() [L274] COND TRUE \read(tmp___2) [L279] COND TRUE (int )P_1_st == 0 [L281] tmp = __VERIFIER_nondet_int() [L283] COND FALSE !(\read(tmp)) [L294] COND TRUE (int )C_1_st == 0 [L296] tmp___1 = __VERIFIER_nondet_int() [L298] COND TRUE \read(tmp___1) [L300] C_1_st = 1 [L301] CALL C_1() [L128] char c ; [L131] COND FALSE !((int )C_1_pc == 0) [L134] COND TRUE (int )C_1_pc == 1 [L159] num -= 1 [L160] COND TRUE ! (num >= 0) [L162] CALL error() [L9] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...