./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eeabfb55dc7b9fca215bed84d5554dcc09ff340a88524ee625c28e2d6a000c8a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 17:14:06,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:14:06,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:14:06,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:14:06,293 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:14:06,298 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:14:06,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:14:06,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:14:06,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:14:06,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:14:06,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:14:06,320 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:14:06,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:14:06,322 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:14:06,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:14:06,325 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:14:06,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:14:06,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:14:06,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:14:06,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:14:06,333 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:14:06,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:14:06,336 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:14:06,337 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:14:06,341 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:14:06,341 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:14:06,342 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:14:06,343 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:14:06,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:14:06,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:14:06,345 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:14:06,346 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:14:06,347 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:14:06,348 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:14:06,350 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:14:06,350 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:14:06,351 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:14:06,351 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:14:06,352 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:14:06,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:14:06,353 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:14:06,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-21 17:14:06,379 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:14:06,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:14:06,380 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:14:06,380 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:14:06,381 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:14:06,381 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:14:06,382 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:14:06,382 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:14:06,383 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:14:06,383 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:14:06,383 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:14:06,384 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:14:06,384 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:14:06,384 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:14:06,384 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:14:06,385 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:14:06,385 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 17:14:06,385 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:14:06,385 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:14:06,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:14:06,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:14:06,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:14:06,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:14:06,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:14:06,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:14:06,388 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:14:06,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:14:06,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:14:06,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:14:06,389 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:14:06,389 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:14:06,389 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:14:06,390 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eeabfb55dc7b9fca215bed84d5554dcc09ff340a88524ee625c28e2d6a000c8a [2022-11-21 17:14:06,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:14:06,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:14:06,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:14:06,815 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:14:06,815 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:14:06,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:10,244 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:14:10,649 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:14:10,649 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:10,734 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/39cbb6e9d/ca9380d68cea4d31a732679c15fb4659/FLAGe89e6f7e9 [2022-11-21 17:14:10,748 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/39cbb6e9d/ca9380d68cea4d31a732679c15fb4659 [2022-11-21 17:14:10,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:14:10,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:14:10,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:14:10,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:14:10,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:14:10,757 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:14:10" (1/1) ... [2022-11-21 17:14:10,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ece257e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:10, skipping insertion in model container [2022-11-21 17:14:10,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:14:10" (1/1) ... [2022-11-21 17:14:10,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:14:10,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:14:11,192 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:14:11,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:14:11,780 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:14:11,802 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:14:11,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:14:12,021 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:14:12,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12 WrapperNode [2022-11-21 17:14:12,024 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:14:12,025 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:14:12,025 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:14:12,025 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:14:12,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,072 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,098 INFO L138 Inliner]: procedures = 499, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2022-11-21 17:14:12,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:14:12,102 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:14:12,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:14:12,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:14:12,113 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,114 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,129 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,153 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,154 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,158 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:14:12,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:14:12,159 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:14:12,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:14:12,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (1/1) ... [2022-11-21 17:14:12,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:14:12,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:14:12,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:14:12,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 17:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 17:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 17:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 17:14:12,460 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:14:12,463 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:14:12,695 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:14:12,703 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:14:12,703 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 17:14:12,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:12 BoogieIcfgContainer [2022-11-21 17:14:12,706 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:14:12,709 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:14:12,709 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:14:12,714 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:14:12,714 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:14:10" (1/3) ... [2022-11-21 17:14:12,715 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1f93d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:14:12, skipping insertion in model container [2022-11-21 17:14:12,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:12" (2/3) ... [2022-11-21 17:14:12,716 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a1f93d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:14:12, skipping insertion in model container [2022-11-21 17:14:12,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:12" (3/3) ... [2022-11-21 17:14:12,718 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:12,738 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:14:12,738 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-21 17:14:12,796 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 17:14:12,805 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@300f9234, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 17:14:12,805 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-21 17:14:12,810 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-21 17:14:12,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-21 17:14:12,820 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:14:12,820 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:14:12,821 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 17:14:12,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:14:12,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-11-21 17:14:12,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:14:12,838 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1259527541] [2022-11-21 17:14:12,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:14:12,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:14:12,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:13,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:14:13,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:13,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:14:13,087 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:14:13,087 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1259527541] [2022-11-21 17:14:13,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1259527541] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:14:13,089 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:14:13,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 17:14:13,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162009207] [2022-11-21 17:14:13,092 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:14:13,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 17:14:13,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:14:13,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 17:14:13,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 17:14:13,164 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:14:13,185 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2022-11-21 17:14:13,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 17:14:13,188 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-21 17:14:13,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:14:13,196 INFO L225 Difference]: With dead ends: 39 [2022-11-21 17:14:13,197 INFO L226 Difference]: Without dead ends: 16 [2022-11-21 17:14:13,200 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 17:14:13,204 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 17:14:13,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 17:14:13,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-21 17:14:13,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-21 17:14:13,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2022-11-21 17:14:13,242 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2022-11-21 17:14:13,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:14:13,242 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2022-11-21 17:14:13,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.5) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,243 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-11-21 17:14:13,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-21 17:14:13,244 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:14:13,244 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:14:13,244 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 17:14:13,245 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 17:14:13,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:14:13,246 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2022-11-21 17:14:13,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:14:13,246 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961587890] [2022-11-21 17:14:13,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:14:13,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:14:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:13,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-21 17:14:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 17:14:13,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 17:14:13,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 17:14:13,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961587890] [2022-11-21 17:14:13,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961587890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 17:14:13,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 17:14:13,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 17:14:13,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [336382257] [2022-11-21 17:14:13,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 17:14:13,703 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 17:14:13,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 17:14:13,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 17:14:13,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 17:14:13,705 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 17:14:13,729 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2022-11-21 17:14:13,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-21 17:14:13,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-21 17:14:13,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 17:14:13,730 INFO L225 Difference]: With dead ends: 16 [2022-11-21 17:14:13,731 INFO L226 Difference]: Without dead ends: 15 [2022-11-21 17:14:13,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 17:14:13,733 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 8 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-21 17:14:13,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 33 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-21 17:14:13,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-21 17:14:13,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-21 17:14:13,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-11-21 17:14:13,738 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2022-11-21 17:14:13,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 17:14:13,738 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-11-21 17:14:13,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 4 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-21 17:14:13,739 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-11-21 17:14:13,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-21 17:14:13,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 17:14:13,740 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 17:14:13,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 17:14:13,740 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-21 17:14:13,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 17:14:13,741 INFO L85 PathProgramCache]: Analyzing trace with hash -819187548, now seen corresponding path program 1 times [2022-11-21 17:14:13,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 17:14:13,742 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [818249200] [2022-11-21 17:14:13,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 17:14:13,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 17:14:13,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:14:13,771 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 17:14:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 17:14:13,829 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-21 17:14:13,829 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-21 17:14:13,831 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-21 17:14:13,833 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-21 17:14:13,834 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 17:14:13,839 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-21 17:14:13,843 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 17:14:13,907 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 05:14:13 BoogieIcfgContainer [2022-11-21 17:14:13,907 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 17:14:13,908 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:14:13,908 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:14:13,908 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:14:13,909 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:12" (3/4) ... [2022-11-21 17:14:13,912 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-21 17:14:13,913 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:14:13,915 INFO L158 Benchmark]: Toolchain (without parser) took 3162.67ms. Allocated memory is still 180.4MB. Free memory was 151.6MB in the beginning and 115.3MB in the end (delta: 36.3MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,916 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 180.4MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:14:13,916 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1271.38ms. Allocated memory is still 180.4MB. Free memory was 150.8MB in the beginning and 89.9MB in the end (delta: 61.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,919 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.82ms. Allocated memory is still 180.4MB. Free memory was 89.9MB in the beginning and 87.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,925 INFO L158 Benchmark]: Boogie Preprocessor took 56.00ms. Allocated memory is still 180.4MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,928 INFO L158 Benchmark]: RCFGBuilder took 547.17ms. Allocated memory is still 180.4MB. Free memory was 85.1MB in the beginning and 71.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,929 INFO L158 Benchmark]: TraceAbstraction took 1198.25ms. Allocated memory is still 180.4MB. Free memory was 71.2MB in the beginning and 116.4MB in the end (delta: -45.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:14:13,929 INFO L158 Benchmark]: Witness Printer took 5.53ms. Allocated memory is still 180.4MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:14:13,931 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 180.4MB. Free memory is still 148.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1271.38ms. Allocated memory is still 180.4MB. Free memory was 150.8MB in the beginning and 89.9MB in the end (delta: 61.0MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.82ms. Allocated memory is still 180.4MB. Free memory was 89.9MB in the beginning and 87.2MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.00ms. Allocated memory is still 180.4MB. Free memory was 87.2MB in the beginning and 85.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 547.17ms. Allocated memory is still 180.4MB. Free memory was 85.1MB in the beginning and 71.9MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1198.25ms. Allocated memory is still 180.4MB. Free memory was 71.2MB in the beginning and 116.4MB in the end (delta: -45.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.53ms. Allocated memory is still 180.4MB. Free memory was 116.4MB in the beginning and 115.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1554, overapproximation of bitwiseAnd at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1568] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1568] RET printLine("Calling bad()...") VAL [\old(argc)=2147516418, argc=2147516418, argv={2147516417:2147516419}, argv={2147516417:2147516419}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1569] CALL CWE191_Integer_Underflow__int_rand_postdec_02_bad() [L1550] int data; [L1551] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=5, rand()=4, rand()=65537, rand()=2, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483648] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1559] data-- VAL [data=-2147483648, data--=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1559]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 58 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 20 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 38 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 38 NumberOfCodeBlocks, 38 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-21 17:14:13,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eeabfb55dc7b9fca215bed84d5554dcc09ff340a88524ee625c28e2d6a000c8a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 17:14:16,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:14:16,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:14:16,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:14:16,739 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:14:16,741 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:14:16,743 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:14:16,745 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:14:16,750 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:14:16,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:14:16,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:14:16,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:14:16,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:14:16,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:14:16,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:14:16,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:14:16,783 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:14:16,785 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:14:16,787 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:14:16,790 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:14:16,791 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:14:16,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:14:16,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:14:16,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:14:16,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:14:16,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:14:16,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:14:16,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:14:16,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:14:16,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:14:16,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:14:16,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:14:16,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:14:16,826 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:14:16,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:14:16,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:14:16,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:14:16,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:14:16,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:14:16,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:14:16,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:14:16,835 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-21 17:14:16,881 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:14:16,882 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:14:16,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:14:16,883 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:14:16,883 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:14:16,884 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:14:16,885 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:14:16,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:14:16,885 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:14:16,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:14:16,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:14:16,886 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:14:16,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:14:16,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:14:16,887 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 17:14:16,887 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 17:14:16,887 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 17:14:16,887 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:14:16,888 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:14:16,888 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:14:16,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:14:16,889 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:14:16,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:14:16,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:14:16,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:14:16,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:14:16,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:14:16,890 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-21 17:14:16,890 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 17:14:16,890 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:14:16,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:14:16,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:14:16,891 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 17:14:16,891 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eeabfb55dc7b9fca215bed84d5554dcc09ff340a88524ee625c28e2d6a000c8a [2022-11-21 17:14:17,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:14:17,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:14:17,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:14:17,432 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:14:17,437 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:14:17,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:21,133 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:14:21,588 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:14:21,589 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:21,618 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/069f088d4/c2d0d41f3c6448de84abd41f91cdbac9/FLAG334d2fefe [2022-11-21 17:14:21,642 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/data/069f088d4/c2d0d41f3c6448de84abd41f91cdbac9 [2022-11-21 17:14:21,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:14:21,652 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:14:21,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:14:21,657 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:14:21,661 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:14:21,662 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:14:21" (1/1) ... [2022-11-21 17:14:21,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e400738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:21, skipping insertion in model container [2022-11-21 17:14:21,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:14:21" (1/1) ... [2022-11-21 17:14:21,672 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:14:21,740 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:14:22,283 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:14:23,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:14:23,091 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:14:23,131 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-21 17:14:23,207 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:14:23,387 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:14:23,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23 WrapperNode [2022-11-21 17:14:23,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:14:23,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:14:23,389 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:14:23,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:14:23,397 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,485 INFO L138 Inliner]: procedures = 504, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-21 17:14:23,485 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:14:23,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:14:23,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:14:23,487 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:14:23,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,509 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,515 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:14:23,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:14:23,520 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:14:23,520 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:14:23,521 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (1/1) ... [2022-11-21 17:14:23,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:14:23,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:14:23,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:14:23,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:14:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-21 17:14:23,611 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-21 17:14:23,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 17:14:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:14:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:14:23,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:14:23,612 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-21 17:14:23,793 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:14:23,796 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:14:24,032 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:14:24,043 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:14:24,047 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 17:14:24,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:24 BoogieIcfgContainer [2022-11-21 17:14:24,050 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:14:24,053 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:14:24,055 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:14:24,059 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:14:24,059 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:14:21" (1/3) ... [2022-11-21 17:14:24,062 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b81af67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:14:24, skipping insertion in model container [2022-11-21 17:14:24,062 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:14:23" (2/3) ... [2022-11-21 17:14:24,063 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b81af67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:14:24, skipping insertion in model container [2022-11-21 17:14:24,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:24" (3/3) ... [2022-11-21 17:14:24,065 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_02_bad.i [2022-11-21 17:14:24,102 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:14:24,102 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-21 17:14:24,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b81af67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 05:14:24, skipping insertion in model container [2022-11-21 17:14:24,104 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 17:14:24,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 17:14:24,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 17:14:24,106 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 17:14:24,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:14:24" (3/3) ... [2022-11-21 17:14:24,111 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 17:14:24,119 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-21 17:14:24,126 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-21 17:14:24,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-21 17:14:24,127 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 17:14:24,128 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 17:14:24,188 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 17:14:24,193 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 17:14:24,195 INFO L158 Benchmark]: Toolchain (without parser) took 2542.63ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 66.7MB in the end (delta: -20.8MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,201 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 17:14:24,202 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1731.86ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 58.9MB in the end (delta: -13.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,203 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.36ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 55.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,203 INFO L158 Benchmark]: Boogie Preprocessor took 32.93ms. Allocated memory is still 98.6MB. Free memory was 55.9MB in the beginning and 53.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,204 INFO L158 Benchmark]: RCFGBuilder took 531.23ms. Allocated memory is still 98.6MB. Free memory was 53.8MB in the beginning and 40.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,204 INFO L158 Benchmark]: TraceAbstraction took 51.33ms. Allocated memory is still 98.6MB. Free memory was 40.2MB in the beginning and 69.6MB in the end (delta: -29.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,205 INFO L158 Benchmark]: Witness Printer took 87.76ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 66.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 17:14:24,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 51.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1731.86ms. Allocated memory was 73.4MB in the beginning and 98.6MB in the end (delta: 25.2MB). Free memory was 45.9MB in the beginning and 58.9MB in the end (delta: -13.0MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.36ms. Allocated memory is still 98.6MB. Free memory was 58.9MB in the beginning and 55.9MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.93ms. Allocated memory is still 98.6MB. Free memory was 55.9MB in the beginning and 53.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 531.23ms. Allocated memory is still 98.6MB. Free memory was 53.8MB in the beginning and 40.7MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 51.33ms. Allocated memory is still 98.6MB. Free memory was 40.2MB in the beginning and 69.6MB in the end (delta: -29.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 87.76ms. Allocated memory is still 98.6MB. Free memory was 69.1MB in the beginning and 66.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-21 17:14:24,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6895c845-f08b-4f8b-a8f7-faa704049285/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE