./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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 d58aef03dc2fe431ae64b58dbfc6212a753bbb0cfd9075d0625dfccf3065615f --- 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 10:33:56,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:33:56,140 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:33:56,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:33:56,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:33:56,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:33:56,188 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:33:56,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:33:56,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:33:56,199 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:33:56,201 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:33:56,204 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:33:56,204 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:33:56,207 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:33:56,209 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:33:56,212 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:33:56,214 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:33:56,215 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:33:56,216 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:33:56,223 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:33:56,225 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:33:56,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:33:56,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:33:56,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:33:56,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:33:56,240 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:33:56,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:33:56,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:33:56,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:33:56,245 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:33:56,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:33:56,246 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:33:56,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:33:56,250 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:33:56,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:33:56,252 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:33:56,253 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:33:56,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:33:56,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:33:56,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:33:56,256 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:33:56,257 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:33:56,298 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:33:56,299 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:33:56,300 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:33:56,300 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:33:56,301 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:33:56,302 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:33:56,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:33:56,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:33:56,303 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:33:56,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:33:56,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:33:56,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:33:56,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:33:56,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:33:56,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:33:56,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:33:56,306 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:33:56,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:33:56,307 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:33:56,309 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:33:56,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:33:56,314 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:33:56,315 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:33:56,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:33:56,317 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:33:56,317 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:33:56,318 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:33:56,318 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:33:56,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:33:56,318 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:33:56,319 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:33:56,319 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:33:56,319 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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58aef03dc2fe431ae64b58dbfc6212a753bbb0cfd9075d0625dfccf3065615f [2022-11-20 10:33:56,657 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:33:56,696 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:33:56,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:33:56,700 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:33:56,701 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:33:56,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:33:59,799 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:34:00,190 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:34:00,191 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:34:00,222 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/0f6bbaf61/0990351ffd0940ee8c0bbf636c2f8034/FLAG29aaf173d [2022-11-20 10:34:00,241 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/0f6bbaf61/0990351ffd0940ee8c0bbf636c2f8034 [2022-11-20 10:34:00,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:34:00,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:34:00,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:34:00,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:34:00,252 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:34:00,253 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:34:00" (1/1) ... [2022-11-20 10:34:00,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@277c9cd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:00, skipping insertion in model container [2022-11-20 10:34:00,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:34:00" (1/1) ... [2022-11-20 10:34:00,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:34:00,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:34:00,833 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:34:02,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:34:02,185 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:34:02,203 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:34:02,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:34:02,580 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:34:02,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02 WrapperNode [2022-11-20 10:34:02,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:34:02,582 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:34:02,582 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:34:02,582 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:34:02,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,674 INFO L138 Inliner]: procedures = 939, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 65 [2022-11-20 10:34:02,677 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:34:02,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:34:02,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:34:02,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:34:02,688 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,710 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,727 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:34:02,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:34:02,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:34:02,738 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:34:02,742 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (1/1) ... [2022-11-20 10:34:02,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:34:02,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:02,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:02,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:34:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:34:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:34:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:34:02,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:34:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:34:02,820 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:34:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:34:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:34:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:34:02,822 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:34:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:34:02,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 10:34:02,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:34:03,076 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:34:03,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:34:03,243 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:34:03,249 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:34:03,249 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:34:03,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:03 BoogieIcfgContainer [2022-11-20 10:34:03,252 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:34:03,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:34:03,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:34:03,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:34:03,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:34:00" (1/3) ... [2022-11-20 10:34:03,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6f0b30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:34:03, skipping insertion in model container [2022-11-20 10:34:03,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:02" (2/3) ... [2022-11-20 10:34:03,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c6f0b30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:34:03, skipping insertion in model container [2022-11-20 10:34:03,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:03" (3/3) ... [2022-11-20 10:34:03,262 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:34:03,285 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:34:03,286 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:34:03,347 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:34:03,356 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;@4db749ea, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:34:03,357 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:34:03,362 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 16 states have (on average 1.25) internal successors, (20), 19 states have internal predecessors, (20), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-20 10:34:03,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 10:34:03,370 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:34:03,371 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:34:03,371 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:34:03,376 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:34:03,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1073154618, now seen corresponding path program 1 times [2022-11-20 10:34:03,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:34:03,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12136910] [2022-11-20 10:34:03,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:03,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:34:03,607 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:34:03,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1267819056] [2022-11-20 10:34:03,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:34:03,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:34:03,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:03,615 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:34:03,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:34:03,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:03,767 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:34:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:34:03,834 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:34:03,836 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 10:34:03,838 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:34:03,840 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:34:03,848 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:34:04,047 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 10:34:04,050 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-20 10:34:04,055 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:34:04,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:34:04 BoogieIcfgContainer [2022-11-20 10:34:04,082 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:34:04,082 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:34:04,082 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:34:04,083 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:34:04,083 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:03" (3/4) ... [2022-11-20 10:34:04,086 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:34:04,086 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:34:04,087 INFO L158 Benchmark]: Toolchain (without parser) took 3841.03ms. Allocated memory is still 188.7MB. Free memory was 138.0MB in the beginning and 93.6MB in the end (delta: 44.4MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,088 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:34:04,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2333.87ms. Allocated memory is still 188.7MB. Free memory was 137.7MB in the beginning and 139.7MB in the end (delta: -2.0MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,089 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.93ms. Allocated memory is still 188.7MB. Free memory was 139.7MB in the beginning and 135.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,089 INFO L158 Benchmark]: Boogie Preprocessor took 59.17ms. Allocated memory is still 188.7MB. Free memory was 135.5MB in the beginning and 134.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:34:04,090 INFO L158 Benchmark]: RCFGBuilder took 514.53ms. Allocated memory is still 188.7MB. Free memory was 134.5MB in the beginning and 119.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,091 INFO L158 Benchmark]: TraceAbstraction took 827.73ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 94.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,091 INFO L158 Benchmark]: Witness Printer took 3.92ms. Allocated memory is still 188.7MB. Free memory was 94.6MB in the beginning and 93.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:34:04,094 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 140.5MB. Free memory is still 83.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2333.87ms. Allocated memory is still 188.7MB. Free memory was 137.7MB in the beginning and 139.7MB in the end (delta: -2.0MB). Peak memory consumption was 74.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.93ms. Allocated memory is still 188.7MB. Free memory was 139.7MB in the beginning and 135.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.17ms. Allocated memory is still 188.7MB. Free memory was 135.5MB in the beginning and 134.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 514.53ms. Allocated memory is still 188.7MB. Free memory was 134.5MB in the beginning and 119.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 827.73ms. Allocated memory is still 188.7MB. Free memory was 118.7MB in the beginning and 94.6MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 3.92ms. Allocated memory is still 188.7MB. Free memory was 94.6MB in the beginning and 93.6MB 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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: 1867]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of atoi at line 1846. 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] [L1859] 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) [L1859] RET printLine("Calling bad()...") VAL [\old(argc)=85, argc=85, argv={87:86}, argv={87:86}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1860] CALL CWE190_Integer_Overflow__int_fgets_square_67_bad() [L1839] int data; [L1840] CWE190_Integer_Overflow__int_fgets_square_67_structType myStruct; [L1841] data = 0 [L1843] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1844] COND TRUE fgets(inputBuffer, (3 * sizeof(data) + 2), stdin) != ((void *)0) [L1846] data = atoi(inputBuffer) [L1843] char inputBuffer[(3 * sizeof(data) + 2)] = ""; [L1853] myStruct.structFirst = data [L1854] CALL CWE190_Integer_Overflow__int_fgets_square_67b_badSink(myStruct) [L1865] EXPR myStruct.structFirst [L1865] int data = myStruct.structFirst; [L1867] data * data VAL [data=2147482602, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, myStruct={7:0}, unknown-#in~myStruct!structFirst-unknown=2147482602] - UnprovableResult [Line: 1867]: 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: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2022-11-20 10:34:04,119 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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 d58aef03dc2fe431ae64b58dbfc6212a753bbb0cfd9075d0625dfccf3065615f --- 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 10:34:06,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:34:06,582 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:34:06,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:34:06,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:34:06,638 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:34:06,640 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:34:06,641 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:34:06,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:34:06,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:34:06,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:34:06,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:34:06,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:34:06,648 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:34:06,649 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:34:06,650 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:34:06,651 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:34:06,652 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:34:06,654 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:34:06,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:34:06,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:34:06,664 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:34:06,665 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:34:06,670 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:34:06,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:34:06,675 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:34:06,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:34:06,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:34:06,682 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:34:06,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:34:06,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:34:06,688 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:34:06,689 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:34:06,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:34:06,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:34:06,696 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:34:06,697 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:34:06,697 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:34:06,697 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:34:06,698 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:34:06,700 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:34:06,701 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:34:06,738 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:34:06,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:34:06,740 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:34:06,740 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:34:06,741 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:34:06,741 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:34:06,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:34:06,742 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:34:06,743 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:34:06,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:34:06,744 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:34:06,744 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:34:06,745 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:34:06,745 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:34:06,745 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:34:06,745 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:34:06,746 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:34:06,746 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:34:06,746 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:34:06,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:34:06,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:34:06,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:34:06,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:34:06,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:34:06,747 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:34:06,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:34:06,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:34:06,748 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:34:06,748 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:34:06,749 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:34:06,749 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:34:06,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:34:06,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:34:06,750 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_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58aef03dc2fe431ae64b58dbfc6212a753bbb0cfd9075d0625dfccf3065615f [2022-11-20 10:34:07,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:34:07,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:34:07,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:34:07,205 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:34:07,205 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:34:07,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:34:10,555 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:34:11,030 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:34:11,031 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:34:11,070 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/8954ae9e6/3b2ccb2d53b44fddbf328b7b7a88e16d/FLAG5b365531a [2022-11-20 10:34:11,096 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/data/8954ae9e6/3b2ccb2d53b44fddbf328b7b7a88e16d [2022-11-20 10:34:11,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:34:11,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:34:11,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:34:11,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:34:11,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:34:11,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:34:11" (1/1) ... [2022-11-20 10:34:11,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48ca81b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:11, skipping insertion in model container [2022-11-20 10:34:11,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:34:11" (1/1) ... [2022-11-20 10:34:11,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:34:11,211 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:34:11,750 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:34:12,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:34:12,855 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:34:12,890 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:34:12,948 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:34:13,183 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:34:13,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13 WrapperNode [2022-11-20 10:34:13,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:34:13,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:34:13,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:34:13,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:34:13,192 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,269 INFO L138 Inliner]: procedures = 944, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2022-11-20 10:34:13,269 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:34:13,270 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:34:13,270 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:34:13,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:34:13,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,292 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,317 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:34:13,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:34:13,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:34:13,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:34:13,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (1/1) ... [2022-11-20 10:34:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:34:13,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:34:13,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:34:13,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:34:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:34:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:34:13,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:34:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:34:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:34:13,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-11-20 10:34:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2022-11-20 10:34:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:34:13,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:34:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:34:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:34:13,426 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 10:34:13,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 10:34:13,604 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:34:13,606 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:34:13,900 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:34:13,911 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:34:13,912 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:34:13,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:13 BoogieIcfgContainer [2022-11-20 10:34:13,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:34:13,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:34:13,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:34:13,919 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:34:13,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:34:11" (1/3) ... [2022-11-20 10:34:13,920 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58db4f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:34:13, skipping insertion in model container [2022-11-20 10:34:13,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:34:13" (2/3) ... [2022-11-20 10:34:13,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58db4f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:34:13, skipping insertion in model container [2022-11-20 10:34:13,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:13" (3/3) ... [2022-11-20 10:34:13,923 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_square_67_bad.i [2022-11-20 10:34:13,943 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:34:13,943 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:34:13,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58db4f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:34:13, skipping insertion in model container [2022-11-20 10:34:13,945 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:34:13,946 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:34:13,946 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:34:13,947 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:34:13,947 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:34:13" (3/3) ... [2022-11-20 10:34:13,951 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:34:13,967 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 10:34:13,973 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2022-11-20 10:34:13,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-20 10:34:13,974 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 10:34:13,975 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:34:14,027 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:34:14,031 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:34:14,037 INFO L158 Benchmark]: Toolchain (without parser) took 2929.96ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 58.5MB in the beginning and 71.0MB in the end (delta: -12.5MB). Peak memory consumption was 52.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,038 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:34:14,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2080.35ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 58.3MB in the beginning and 55.7MB in the end (delta: 2.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.90ms. Allocated memory is still 104.9MB. Free memory was 55.7MB in the beginning and 51.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,039 INFO L158 Benchmark]: Boogie Preprocessor took 51.78ms. Allocated memory is still 104.9MB. Free memory was 51.5MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,040 INFO L158 Benchmark]: RCFGBuilder took 591.45ms. Allocated memory is still 104.9MB. Free memory was 49.4MB in the beginning and 32.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,040 INFO L158 Benchmark]: TraceAbstraction took 29.27ms. Allocated memory is still 104.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,041 INFO L158 Benchmark]: Witness Printer took 85.25ms. Allocated memory is still 104.9MB. Free memory was 30.5MB in the beginning and 71.0MB in the end (delta: -40.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-20 10:34:14,043 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2080.35ms. Allocated memory was 86.0MB in the beginning and 104.9MB in the end (delta: 18.9MB). Free memory was 58.3MB in the beginning and 55.7MB in the end (delta: 2.6MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.90ms. Allocated memory is still 104.9MB. Free memory was 55.7MB in the beginning and 51.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.78ms. Allocated memory is still 104.9MB. Free memory was 51.5MB in the beginning and 49.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 591.45ms. Allocated memory is still 104.9MB. Free memory was 49.4MB in the beginning and 32.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 29.27ms. Allocated memory is still 104.9MB. Free memory was 32.6MB in the beginning and 30.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 85.25ms. Allocated memory is still 104.9MB. Free memory was 30.5MB in the beginning and 71.0MB in the end (delta: -40.5MB). Peak memory consumption was 4.5MB. 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 10:34:14,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28524ac9-2ace-4e64-8ad0-76d99d8b5df6/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