./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN --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 c7bcea44d2d5c873e0b8e8c55b7326f378336441a2a8a0bedf0637d4e55558db --- 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-6b4ec56 [2022-11-20 11:50:29,136 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:50:29,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:50:29,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:50:29,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:50:29,188 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:50:29,190 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:50:29,194 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:50:29,201 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:50:29,202 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:50:29,204 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:50:29,206 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:50:29,207 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:50:29,211 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:50:29,212 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:50:29,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:50:29,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:50:29,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:50:29,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:50:29,226 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:50:29,231 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:50:29,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:50:29,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:50:29,238 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:50:29,246 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:50:29,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:50:29,247 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:50:29,249 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:50:29,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:50:29,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:50:29,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:50:29,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:50:29,255 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:50:29,256 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:50:29,258 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:50:29,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:50:29,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:50:29,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:50:29,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:50:29,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:50:29,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:50:29,264 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 11:50:29,307 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:50:29,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:50:29,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:50:29,309 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:50:29,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:50:29,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:50:29,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:50:29,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:50:29,312 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:50:29,312 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:50:29,313 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 11:50:29,313 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:50:29,314 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:50:29,314 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:50:29,314 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:50:29,315 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:50:29,315 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 11:50:29,315 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:50:29,315 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:50:29,316 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:50:29,316 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:50:29,316 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:50:29,316 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:50:29,317 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:50:29,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:50:29,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:50:29,317 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:50:29,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:50:29,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:50:29,319 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:50:29,319 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:50:29,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:50:29,320 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_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7bcea44d2d5c873e0b8e8c55b7326f378336441a2a8a0bedf0637d4e55558db [2022-11-20 11:50:29,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:50:29,683 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:50:29,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:50:29,688 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:50:29,689 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:50:29,690 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:32,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:50:33,157 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:50:33,162 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:33,199 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/f13fc271e/4870286ffcb64890bd6f2b08ed0cc04f/FLAG94e0a9cd9 [2022-11-20 11:50:33,222 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/f13fc271e/4870286ffcb64890bd6f2b08ed0cc04f [2022-11-20 11:50:33,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:50:33,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:50:33,231 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:50:33,231 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:50:33,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:50:33,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:33" (1/1) ... [2022-11-20 11:50:33,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e50094 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:33, skipping insertion in model container [2022-11-20 11:50:33,238 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:33" (1/1) ... [2022-11-20 11:50:33,247 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:50:33,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:50:33,775 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:50:34,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:50:34,385 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:50:34,415 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:50:34,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:50:34,661 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:50:34,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34 WrapperNode [2022-11-20 11:50:34,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:50:34,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:50:34,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:50:34,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:50:34,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,756 INFO L138 Inliner]: procedures = 502, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-20 11:50:34,757 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:50:34,758 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:50:34,758 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:50:34,758 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:50:34,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,783 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,811 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,815 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:50:34,816 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:50:34,816 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:50:34,817 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:50:34,818 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (1/1) ... [2022-11-20 11:50:34,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:50:34,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:50:34,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:50:34,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:50:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 11:50:34,901 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:50:34,901 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:50:34,902 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:50:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 11:50:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:50:34,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:50:34,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:50:34,908 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 11:50:34,909 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 11:50:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:50:34,909 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:50:34,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:50:35,103 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:50:35,106 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:50:35,266 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:50:35,272 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:50:35,273 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:50:35,275 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:35 BoogieIcfgContainer [2022-11-20 11:50:35,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:50:35,293 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:50:35,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:50:35,297 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:50:35,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:50:33" (1/3) ... [2022-11-20 11:50:35,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e798282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:50:35, skipping insertion in model container [2022-11-20 11:50:35,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:34" (2/3) ... [2022-11-20 11:50:35,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e798282 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:50:35, skipping insertion in model container [2022-11-20 11:50:35,299 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:35" (3/3) ... [2022-11-20 11:50:35,300 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:35,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:50:35,346 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 11:50:35,429 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 11:50:35,436 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;@6a5ae1bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 11:50:35,437 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 11:50:35,441 INFO L276 IsEmpty]: Start isEmpty. Operand has 32 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2022-11-20 11:50:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 11:50:35,451 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:50:35,452 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:50:35,452 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 11:50:35,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:50:35,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1811171087, now seen corresponding path program 1 times [2022-11-20 11:50:35,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:50:35,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017922470] [2022-11-20 11:50:35,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:50:35,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:50:35,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:50:35,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 11:50:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:50:35,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-20 11:50:35,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:50:35,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-20 11:50:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:50:35,919 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 11:50:35,920 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 11:50:35,920 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017922470] [2022-11-20 11:50:35,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017922470] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 11:50:35,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2048745082] [2022-11-20 11:50:35,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:50:35,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:50:35,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:50:35,926 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 11:50:35,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 11:50:36,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 11:50:36,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 11:50:36,108 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 11:50:36,160 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-20 11:50:36,160 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 11:50:36,161 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2048745082] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 11:50:36,161 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 11:50:36,161 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2022-11-20 11:50:36,164 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366536647] [2022-11-20 11:50:36,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 11:50:36,169 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 11:50:36,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 11:50:36,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 11:50:36,206 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:50:36,210 INFO L87 Difference]: Start difference. First operand has 32 states, 22 states have (on average 1.3181818181818181) internal successors, (29), 25 states have internal predecessors, (29), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 11:50:36,249 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 11:50:36,249 INFO L93 Difference]: Finished difference Result 58 states and 68 transitions. [2022-11-20 11:50:36,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 11:50:36,252 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 22 [2022-11-20 11:50:36,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 11:50:36,260 INFO L225 Difference]: With dead ends: 58 [2022-11-20 11:50:36,260 INFO L226 Difference]: Without dead ends: 24 [2022-11-20 11:50:36,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-20 11:50:36,268 INFO L413 NwaCegarLoop]: 50 mSDtfsCounter, 8 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 11:50:36,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 76 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 11:50:36,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-20 11:50:36,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-20 11:50:36,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 11:50:36,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2022-11-20 11:50:36,310 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 22 [2022-11-20 11:50:36,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 11:50:36,312 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2022-11-20 11:50:36,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-20 11:50:36,313 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2022-11-20 11:50:36,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 11:50:36,314 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 11:50:36,314 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 11:50:36,327 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 11:50:36,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 11:50:36,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 11:50:36,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 11:50:36,522 INFO L85 PathProgramCache]: Analyzing trace with hash -1344832596, now seen corresponding path program 1 times [2022-11-20 11:50:36,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 11:50:36,523 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752229772] [2022-11-20 11:50:36,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 11:50:36,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 11:50:36,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:50:36,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 11:50:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 11:50:36,657 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 11:50:36,658 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 11:50:36,666 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 11:50:36,671 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 11:50:36,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 11:50:36,677 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 11:50:36,685 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 11:50:36,747 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:50:36 BoogieIcfgContainer [2022-11-20 11:50:36,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:50:36,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:50:36,763 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:50:36,763 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:50:36,763 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:35" (3/4) ... [2022-11-20 11:50:36,768 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 11:50:36,768 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:50:36,770 INFO L158 Benchmark]: Toolchain (without parser) took 3542.85ms. Allocated memory is still 155.2MB. Free memory was 113.0MB in the beginning and 101.4MB in the end (delta: 11.6MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2022-11-20 11:50:36,771 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:50:36,773 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1432.29ms. Allocated memory is still 155.2MB. Free memory was 113.0MB in the beginning and 108.5MB in the end (delta: 4.6MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. [2022-11-20 11:50:36,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.00ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 105.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:36,778 INFO L158 Benchmark]: Boogie Preprocessor took 57.82ms. Allocated memory is still 155.2MB. Free memory was 105.9MB in the beginning and 104.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:36,779 INFO L158 Benchmark]: RCFGBuilder took 474.14ms. Allocated memory is still 155.2MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 11:50:36,780 INFO L158 Benchmark]: TraceAbstraction took 1468.91ms. Allocated memory is still 155.2MB. Free memory was 90.5MB in the beginning and 101.4MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:50:36,781 INFO L158 Benchmark]: Witness Printer took 7.32ms. Allocated memory is still 155.2MB. Free memory is still 101.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:50:36,783 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1432.29ms. Allocated memory is still 155.2MB. Free memory was 113.0MB in the beginning and 108.5MB in the end (delta: 4.6MB). Peak memory consumption was 59.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.00ms. Allocated memory is still 155.2MB. Free memory was 108.5MB in the beginning and 105.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.82ms. Allocated memory is still 155.2MB. Free memory was 105.9MB in the beginning and 104.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 474.14ms. Allocated memory is still 155.2MB. Free memory was 104.4MB in the beginning and 91.2MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1468.91ms. Allocated memory is still 155.2MB. Free memory was 90.5MB in the beginning and 101.4MB in the end (delta: -10.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.32ms. Allocated memory is still 155.2MB. Free memory is still 101.4MB. There was no memory consumed. 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: 1578]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1566. 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] [L1586] 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={4:0}] [L1414] COND TRUE line != ((void *)0) [L1586] RET printLine("Calling bad()...") VAL [\old(argc)=1073741829, argc=1073741829, argv={1073741826:1073741830}, argv={1073741826:1073741830}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1587] CALL CWE190_Integer_Overflow__int_fgets_multiply_08_bad() [L1558] int data; [L1559] 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] [L1560] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] RET staticReturnsTrue() 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, staticReturnsTrue()=1] [L1560] COND TRUE staticReturnsTrue() [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1564] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1566] data = atoi(inputBuffer) [L1563] char inputBuffer[(3 * sizeof(data) + 2)] = ""; VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] CALL staticReturnsTrue() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1550] return 1; VAL [\result=1, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1574] RET staticReturnsTrue() VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, staticReturnsTrue()=1] [L1574] COND TRUE staticReturnsTrue() [L1576] COND TRUE data > 0 VAL [data=1073741824, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1578] data * 2 VAL [data=1073741824, 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: 1578]: 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 3 procedures, 32 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 50 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 30 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=32occurred in iteration=0, InterpolantAutomatonStates: 3, 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, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 0 NumberOfNonLiveVariables, 105 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 4/6 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 [2022-11-20 11:50:36,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN --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 c7bcea44d2d5c873e0b8e8c55b7326f378336441a2a8a0bedf0637d4e55558db --- 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-6b4ec56 [2022-11-20 11:50:39,351 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:50:39,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:50:39,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:50:39,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:50:39,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:50:39,414 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:50:39,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:50:39,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:50:39,425 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:50:39,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:50:39,429 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:50:39,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:50:39,432 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:50:39,434 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:50:39,437 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:50:39,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:50:39,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:50:39,445 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:50:39,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:50:39,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:50:39,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:50:39,456 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:50:39,457 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:50:39,463 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:50:39,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:50:39,468 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:50:39,469 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:50:39,471 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:50:39,472 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:50:39,472 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:50:39,473 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:50:39,474 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:50:39,477 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:50:39,478 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:50:39,478 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:50:39,479 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:50:39,479 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:50:39,479 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:50:39,481 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:50:39,481 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:50:39,482 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 11:50:39,525 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:50:39,525 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:50:39,526 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:50:39,527 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:50:39,528 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:50:39,528 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:50:39,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:50:39,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:50:39,529 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:50:39,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:50:39,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:50:39,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:50:39,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:50:39,531 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:50:39,531 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 11:50:39,531 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 11:50:39,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 11:50:39,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:50:39,532 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:50:39,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:50:39,533 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:50:39,533 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:50:39,533 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:50:39,533 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:50:39,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:50:39,534 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:50:39,534 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:50:39,534 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 11:50:39,534 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 11:50:39,535 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:50:39,535 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:50:39,535 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:50:39,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 11:50:39,536 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_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7bcea44d2d5c873e0b8e8c55b7326f378336441a2a8a0bedf0637d4e55558db [2022-11-20 11:50:39,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:50:39,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:50:39,995 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:50:39,996 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:50:39,996 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:50:39,997 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:43,360 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:50:43,804 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:50:43,810 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:43,839 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/6d287e00c/f660d8a9cf85493a88fbd805d6616bbc/FLAGe87603884 [2022-11-20 11:50:43,860 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/data/6d287e00c/f660d8a9cf85493a88fbd805d6616bbc [2022-11-20 11:50:43,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:50:43,866 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:50:43,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:50:43,872 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:50:43,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:50:43,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:43" (1/1) ... [2022-11-20 11:50:43,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b3da95b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:43, skipping insertion in model container [2022-11-20 11:50:43,878 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:43" (1/1) ... [2022-11-20 11:50:43,886 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:50:43,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:50:44,338 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:50:44,944 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:50:44,965 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:50:45,000 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:50:45,101 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:50:45,223 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:50:45,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45 WrapperNode [2022-11-20 11:50:45,224 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:50:45,225 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:50:45,225 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:50:45,225 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:50:45,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,261 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,285 INFO L138 Inliner]: procedures = 507, calls = 64, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-20 11:50:45,286 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:50:45,286 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:50:45,287 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:50:45,287 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:50:45,297 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,298 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,302 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,302 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,316 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:50:45,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:50:45,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:50:45,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:50:45,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (1/1) ... [2022-11-20 11:50:45,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:50:45,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:50:45,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:50:45,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:50:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 11:50:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:50:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:50:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:50:45,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:50:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure staticReturnsTrue [2022-11-20 11:50:45,440 INFO L138 BoogieDeclarations]: Found implementation of procedure staticReturnsTrue [2022-11-20 11:50:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:50:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:50:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 11:50:45,729 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:50:45,731 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:50:45,946 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:50:45,952 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:50:45,953 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:50:45,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:45 BoogieIcfgContainer [2022-11-20 11:50:45,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:50:45,957 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:50:45,958 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:50:45,972 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:50:45,972 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:50:43" (1/3) ... [2022-11-20 11:50:45,973 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924a13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:50:45, skipping insertion in model container [2022-11-20 11:50:45,974 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:45" (2/3) ... [2022-11-20 11:50:45,976 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924a13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:50:45, skipping insertion in model container [2022-11-20 11:50:45,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:45" (3/3) ... [2022-11-20 11:50:45,978 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_multiply_08_bad.i [2022-11-20 11:50:45,999 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:50:46,000 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:50:46,001 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4924a13d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:50:46, skipping insertion in model container [2022-11-20 11:50:46,002 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:50:46,003 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:50:46,003 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:50:46,003 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:50:46,004 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:50:45" (3/3) ... [2022-11-20 11:50:46,007 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:50:46,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 11:50:46,015 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure staticReturnsTrue [2022-11-20 11:50:46,021 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-20 11:50:46,022 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 11:50:46,023 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 11:50:46,023 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:50:46,082 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:50:46,084 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:50:46,086 INFO L158 Benchmark]: Toolchain (without parser) took 2219.89ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.2MB in the beginning and 51.3MB in the end (delta: -8.0MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,087 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:50:46,087 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1352.87ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 48.4MB in the end (delta: -5.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.92ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 45.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,088 INFO L158 Benchmark]: Boogie Preprocessor took 35.26ms. Allocated memory is still 92.3MB. Free memory was 45.5MB in the beginning and 43.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,089 INFO L158 Benchmark]: RCFGBuilder took 632.69ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 57.0MB in the end (delta: -13.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,089 INFO L158 Benchmark]: TraceAbstraction took 44.42ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,090 INFO L158 Benchmark]: Witness Printer took 82.07ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 51.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:50:46,099 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 69.2MB. Free memory is still 46.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1352.87ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 43.1MB in the beginning and 48.4MB in the end (delta: -5.3MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.92ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 45.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.26ms. Allocated memory is still 92.3MB. Free memory was 45.5MB in the beginning and 43.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 632.69ms. Allocated memory is still 92.3MB. Free memory was 43.5MB in the beginning and 57.0MB in the end (delta: -13.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. * TraceAbstraction took 44.42ms. Allocated memory is still 92.3MB. Free memory was 56.5MB in the beginning and 54.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 82.07ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 51.3MB in the end (delta: 3.1MB). 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! [2022-11-20 11:50:46,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cec0121-67b2-4d72-81cd-3a939cb2c2f2/bin/uautomizer-ug76WZFUDN/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