./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_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_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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_914886b6-7158-4956-8acb-7b0e0206ada2/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 eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 --- 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 10:59:44,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:59:44,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:59:44,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:59:44,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:59:44,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:59:44,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:59:44,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:59:44,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:59:44,603 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:59:44,604 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:59:44,605 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:59:44,606 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:59:44,607 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:59:44,609 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:59:44,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:59:44,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:59:44,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:59:44,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:59:44,617 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:59:44,619 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:59:44,630 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:59:44,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:59:44,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:59:44,637 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:59:44,646 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:59:44,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:59:44,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:59:44,648 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:59:44,649 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:59:44,650 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:59:44,650 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:59:44,651 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:59:44,652 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:59:44,653 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:59:44,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:59:44,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:59:44,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:59:44,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:59:44,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:59:44,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:59:44,662 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:59:44,699 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:59:44,700 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:59:44,700 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:59:44,701 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:59:44,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:59:44,702 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:59:44,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:59:44,703 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:59:44,703 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:59:44,703 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:59:44,704 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:59:44,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:59:44,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:59:44,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:59:44,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:59:44,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:59:44,706 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:59:44,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:59:44,706 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:59:44,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:59:44,707 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:59:44,707 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:59:44,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:59:44,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:59:44,708 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:59:44,708 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:59:44,708 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:59:44,708 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:59:44,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:59:44,709 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:59:44,709 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:59:44,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:59:44,710 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_914886b6-7158-4956-8acb-7b0e0206ada2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 [2022-11-20 10:59:45,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:59:45,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:59:45,098 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:59:45,100 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:59:45,101 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:59:45,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 10:59:48,643 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:59:49,185 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:59:49,185 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 10:59:49,214 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/43069111a/5b13edde60fb45159607646859e73f0d/FLAGcc31b107a [2022-11-20 10:59:49,235 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/43069111a/5b13edde60fb45159607646859e73f0d [2022-11-20 10:59:49,238 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:59:49,240 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:59:49,241 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:59:49,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:59:49,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:59:49,247 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:59:49" (1/1) ... [2022-11-20 10:59:49,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50af7118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:49, skipping insertion in model container [2022-11-20 10:59:49,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:59:49" (1/1) ... [2022-11-20 10:59:49,258 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:59:49,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:59:49,925 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:59:51,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:59:51,478 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:59:51,504 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:59:51,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:59:52,121 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:59:52,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52 WrapperNode [2022-11-20 10:59:52,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:59:52,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:59:52,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:59:52,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:59:52,135 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,193 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,251 INFO L138 Inliner]: procedures = 937, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-11-20 10:59:52,252 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:59:52,253 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:59:52,253 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:59:52,253 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:59:52,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,273 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,304 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,306 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,324 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:59:52,326 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:59:52,327 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:59:52,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:59:52,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (1/1) ... [2022-11-20 10:59:52,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:59:52,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:59:52,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:59:52,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:59:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:59:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:59:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:59:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:59:52,434 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:59:52,434 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:59:52,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:59:52,636 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:59:52,638 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:59:52,914 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:59:52,921 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:59:52,922 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:59:52,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:52 BoogieIcfgContainer [2022-11-20 10:59:52,925 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:59:52,928 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:59:52,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:59:52,932 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:59:52,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:59:49" (1/3) ... [2022-11-20 10:59:52,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629187bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:59:52, skipping insertion in model container [2022-11-20 10:59:52,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:59:52" (2/3) ... [2022-11-20 10:59:52,934 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@629187bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:59:52, skipping insertion in model container [2022-11-20 10:59:52,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:52" (3/3) ... [2022-11-20 10:59:52,936 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 10:59:52,971 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:59:52,972 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:59:53,049 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:59:53,058 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;@4fb7729a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:59:53,058 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:59:53,064 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-20 10:59:53,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 10:59:53,074 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:59:53,075 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:59:53,076 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:59:53,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:59:53,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-11-20 10:59:53,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:59:53,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375644963] [2022-11-20 10:59:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:59:53,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:59:53,298 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:59:53,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [539397088] [2022-11-20 10:59:53,299 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:59:53,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:59:53,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:59:53,304 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:59:53,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:59:53,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:59:53,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-20 10:59:53,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:59:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:59:53,571 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:59:53,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:59:53,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375644963] [2022-11-20 10:59:53,572 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-20 10:59:53,572 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [539397088] [2022-11-20 10:59:53,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [539397088] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:59:53,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:59:53,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-20 10:59:53,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060812765] [2022-11-20 10:59:53,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:59:53,584 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:59:53,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:59:53,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:59:53,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:59:53,652 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:59:53,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:59:53,688 INFO L93 Difference]: Finished difference Result 38 states and 44 transitions. [2022-11-20 10:59:53,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:59:53,691 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-11-20 10:59:53,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:59:53,700 INFO L225 Difference]: With dead ends: 38 [2022-11-20 10:59:53,700 INFO L226 Difference]: Without dead ends: 14 [2022-11-20 10:59:53,704 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:59:53,717 INFO L413 NwaCegarLoop]: 22 mSDtfsCounter, 16 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:59:53,720 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 22 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:59:53,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-20 10:59:53,758 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 14. [2022-11-20 10:59:53,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 11 states have (on average 1.1818181818181819) internal successors, (13), 11 states have internal predecessors, (13), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:59:53,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 15 transitions. [2022-11-20 10:59:53,763 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 15 transitions. Word has length 11 [2022-11-20 10:59:53,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:59:53,764 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 15 transitions. [2022-11-20 10:59:53,765 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:59:53,766 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 15 transitions. [2022-11-20 10:59:53,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 10:59:53,767 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:59:53,768 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:59:53,785 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 10:59:53,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 10:59:53,974 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:59:53,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:59:53,975 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2022-11-20 10:59:53,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:59:53,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157441608] [2022-11-20 10:59:53,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:59:53,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:59:54,062 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:59:54,063 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [923422854] [2022-11-20 10:59:54,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:59:54,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:59:54,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:59:54,071 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:59:54,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:59:54,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:59:54,203 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:59:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:59:54,273 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:59:54,274 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 10:59:54,275 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:59:54,278 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:59:54,294 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:59:54,490 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:59:54,494 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 10:59:54,498 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:59:54,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:59:54 BoogieIcfgContainer [2022-11-20 10:59:54,538 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:59:54,539 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:59:54,540 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:59:54,540 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:59:54,541 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:59:52" (3/4) ... [2022-11-20 10:59:54,545 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:59:54,545 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:59:54,546 INFO L158 Benchmark]: Toolchain (without parser) took 5305.77ms. Allocated memory is still 182.5MB. Free memory was 150.9MB in the beginning and 73.1MB in the end (delta: 77.8MB). Peak memory consumption was 79.4MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,548 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:59:54,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2882.04ms. Allocated memory is still 182.5MB. Free memory was 150.4MB in the beginning and 131.8MB in the end (delta: 18.6MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,554 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.95ms. Allocated memory is still 182.5MB. Free memory was 131.8MB in the beginning and 127.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,555 INFO L158 Benchmark]: Boogie Preprocessor took 72.56ms. Allocated memory is still 182.5MB. Free memory was 127.6MB in the beginning and 126.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,556 INFO L158 Benchmark]: RCFGBuilder took 598.64ms. Allocated memory is still 182.5MB. Free memory was 126.5MB in the beginning and 112.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,556 INFO L158 Benchmark]: TraceAbstraction took 1611.19ms. Allocated memory is still 182.5MB. Free memory was 111.8MB in the beginning and 73.1MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-20 10:59:54,557 INFO L158 Benchmark]: Witness Printer took 5.51ms. Allocated memory is still 182.5MB. Free memory is still 73.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:59:54,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 130.0MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2882.04ms. Allocated memory is still 182.5MB. Free memory was 150.4MB in the beginning and 131.8MB in the end (delta: 18.6MB). Peak memory consumption was 87.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.95ms. Allocated memory is still 182.5MB. Free memory was 131.8MB in the beginning and 127.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.56ms. Allocated memory is still 182.5MB. Free memory was 127.6MB in the beginning and 126.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 598.64ms. Allocated memory is still 182.5MB. Free memory was 126.5MB in the beginning and 112.9MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1611.19ms. Allocated memory is still 182.5MB. Free memory was 111.8MB in the beginning and 73.1MB in the end (delta: 38.8MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 5.51ms. Allocated memory is still 182.5MB. Free memory is still 73.1MB. 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: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1839, overapproximation of bitwiseAnd at line 1839. 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); [L1832] static const int STATIC_CONST_FIVE = 5; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1852] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, STATIC_CONST_FIVE=5] [L1414] COND TRUE line != ((void *)0) [L1852] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:16}, argv={13:16}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1853] CALL CWE190_Integer_Overflow__int_rand_square_06_bad() [L1835] int data; [L1836] 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, STATIC_CONST_FIVE=5] [L1837] COND TRUE STATIC_CONST_FIVE==5 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=1, rand()=1, rand()=2147483647, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483651, STATIC_CONST_FIVE=5] [L1839] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] COND TRUE STATIC_CONST_FIVE==5 VAL [data=2147483645, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1844] data * data VAL [data=2147483645, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] - UnprovableResult [Line: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 22 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred 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, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 76 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 10:59:54,596 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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_914886b6-7158-4956-8acb-7b0e0206ada2/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 eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 --- 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 10:59:57,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:59:57,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:59:57,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:59:57,635 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:59:57,639 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:59:57,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:59:57,647 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:59:57,649 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:59:57,654 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:59:57,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:59:57,658 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:59:57,659 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:59:57,661 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:59:57,664 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:59:57,665 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:59:57,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:59:57,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:59:57,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:59:57,677 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:59:57,679 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:59:57,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:59:57,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:59:57,689 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:59:57,692 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:59:57,698 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:59:57,698 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:59:57,700 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:59:57,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:59:57,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:59:57,703 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:59:57,704 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:59:57,705 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:59:57,706 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:59:57,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:59:57,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:59:57,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:59:57,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:59:57,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:59:57,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:59:57,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:59:57,721 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:59:57,766 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:59:57,766 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:59:57,768 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:59:57,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:59:57,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:59:57,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:59:57,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:59:57,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:59:57,771 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:59:57,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:59:57,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:59:57,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:59:57,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:59:57,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:59:57,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:59:57,774 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:59:57,774 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:59:57,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:59:57,774 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:59:57,775 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:59:57,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:59:57,775 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:59:57,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:59:57,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:59:57,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:59:57,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:59:57,777 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:59:57,777 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:59:57,777 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:59:57,777 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:59:57,778 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:59:57,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:59:57,778 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:59:57,779 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_914886b6-7158-4956-8acb-7b0e0206ada2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 [2022-11-20 10:59:58,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:59:58,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:59:58,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:59:58,240 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:59:58,240 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:59:58,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 11:00:01,816 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:00:02,305 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:00:02,305 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 11:00:02,349 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/699f34597/ea853c1586a440bdb4405e3ba3af7e95/FLAG7b2a2e69b [2022-11-20 11:00:02,372 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/data/699f34597/ea853c1586a440bdb4405e3ba3af7e95 [2022-11-20 11:00:02,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:00:02,379 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:00:02,382 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:02,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:00:02,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:00:02,387 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:02" (1/1) ... [2022-11-20 11:00:02,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f5b1b0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:02, skipping insertion in model container [2022-11-20 11:00:02,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:00:02" (1/1) ... [2022-11-20 11:00:02,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:00:02,495 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:00:03,164 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:04,550 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:04,570 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:00:04,595 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 11:00:04,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:00:05,160 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:00:05,161 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05 WrapperNode [2022-11-20 11:00:05,161 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:00:05,162 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:05,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:00:05,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:00:05,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,204 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,232 INFO L138 Inliner]: procedures = 942, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 55 [2022-11-20 11:00:05,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:00:05,234 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:00:05,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:00:05,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:00:05,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,251 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,261 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,263 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:00:05,278 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:00:05,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:00:05,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:00:05,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (1/1) ... [2022-11-20 11:00:05,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:00:05,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:00:05,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:00:05,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:00:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:00:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:00:05,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:00:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 11:00:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 11:00:05,365 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 11:00:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 11:00:05,570 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:00:05,572 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:00:05,726 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:00:05,733 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:00:05,733 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 11:00:05,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:05 BoogieIcfgContainer [2022-11-20 11:00:05,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:00:05,739 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:00:05,740 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:00:05,744 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:00:05,744 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:00:02" (1/3) ... [2022-11-20 11:00:05,745 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e6ad780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:05, skipping insertion in model container [2022-11-20 11:00:05,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:00:05" (2/3) ... [2022-11-20 11:00:05,746 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e6ad780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:00:05, skipping insertion in model container [2022-11-20 11:00:05,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:05" (3/3) ... [2022-11-20 11:00:05,748 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-11-20 11:00:05,772 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:00:05,772 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:00:05,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e6ad780 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:00:05, skipping insertion in model container [2022-11-20 11:00:05,774 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:00:05,775 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:00:05,775 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:00:05,776 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:00:05,776 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:00:05" (3/3) ... [2022-11-20 11:00:05,781 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:00:05,789 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 11:00:05,795 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 11:00:05,796 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 11:00:05,796 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:00:05,797 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:00:05,852 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:00:05,866 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:00:05,869 INFO L158 Benchmark]: Toolchain (without parser) took 3488.73ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 40.5MB in the beginning and 42.0MB in the end (delta: -1.5MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,869 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:00:05,874 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2779.08ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 40.3MB in the beginning and 38.7MB in the end (delta: 1.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,875 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.44ms. Allocated memory is still 90.2MB. Free memory was 38.7MB in the beginning and 34.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,876 INFO L158 Benchmark]: Boogie Preprocessor took 43.18ms. Allocated memory is still 90.2MB. Free memory was 34.5MB in the beginning and 60.9MB in the end (delta: -26.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,877 INFO L158 Benchmark]: RCFGBuilder took 458.91ms. Allocated memory is still 90.2MB. Free memory was 60.9MB in the beginning and 47.1MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,877 INFO L158 Benchmark]: TraceAbstraction took 35.01ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 44.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,878 INFO L158 Benchmark]: Witness Printer took 91.57ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 42.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 11:00:05,881 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory was 45.4MB in the beginning and 45.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2779.08ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 40.3MB in the beginning and 38.7MB in the end (delta: 1.6MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.44ms. Allocated memory is still 90.2MB. Free memory was 38.7MB in the beginning and 34.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.18ms. Allocated memory is still 90.2MB. Free memory was 34.5MB in the beginning and 60.9MB in the end (delta: -26.4MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * RCFGBuilder took 458.91ms. Allocated memory is still 90.2MB. Free memory was 60.9MB in the beginning and 47.1MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 35.01ms. Allocated memory is still 90.2MB. Free memory was 46.8MB in the beginning and 44.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 91.57ms. Allocated memory is still 90.2MB. Free memory was 44.7MB in the beginning and 42.0MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. 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 11:00:05,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_914886b6-7158-4956-8acb-7b0e0206ada2/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