./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_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_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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_56e8bf22-3eba-48c6-b11f-70345e1334d8/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 e30d750b8337a38998d95c49311a3151bf95518532f236b36c6eebe0f5629fba --- 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 10:32:01,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:01,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:01,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:01,471 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:01,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:01,478 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:01,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:01,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:01,483 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:01,484 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:01,485 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:01,486 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:01,495 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:01,497 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:01,499 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:01,501 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:01,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:01,506 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:01,515 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:01,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:01,520 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:01,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:01,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:01,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:01,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:01,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:01,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:01,538 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:01,539 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:01,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:01,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:01,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:01,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:01,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:01,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:01,549 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:01,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:01,550 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:01,551 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:01,552 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:01,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-20 10:32:01,600 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:01,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:01,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:01,602 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:01,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:32:01,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:32:01,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:01,605 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:01,605 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:01,605 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:01,607 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 10:32:01,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:32:01,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:01,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:32:01,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:32:01,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:32:01,608 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 10:32:01,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:32:01,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:01,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:32:01,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:01,610 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:01,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:32:01,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:01,611 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:01,611 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:32:01,611 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:32:01,611 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:32:01,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:32:01,612 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:32:01,613 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:32:01,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:32:01,613 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_56e8bf22-3eba-48c6-b11f-70345e1334d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e30d750b8337a38998d95c49311a3151bf95518532f236b36c6eebe0f5629fba [2022-11-20 10:32:01,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:01,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:01,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:01,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:01,956 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:01,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:05,068 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:05,515 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:05,517 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:05,554 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/1e64fb723/6efe7542726940dd953487b8bbd6afa2/FLAGcf0dc21a6 [2022-11-20 10:32:05,577 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/1e64fb723/6efe7542726940dd953487b8bbd6afa2 [2022-11-20 10:32:05,581 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:05,583 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:05,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:05,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:05,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:05,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:05" (1/1) ... [2022-11-20 10:32:05,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a56c8e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:05, skipping insertion in model container [2022-11-20 10:32:05,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:05" (1/1) ... [2022-11-20 10:32:05,602 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:05,695 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:06,157 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:32:07,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:07,566 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:32:07,601 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:32:07,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:07,952 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:32:07,953 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07 WrapperNode [2022-11-20 10:32:07,953 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:07,954 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:07,955 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:32:07,955 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:32:07,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:07,995 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,024 INFO L138 Inliner]: procedures = 937, calls = 58, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2022-11-20 10:32:08,025 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:08,026 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:32:08,026 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:32:08,026 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:32:08,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,044 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,044 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,050 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,052 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,054 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,056 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,059 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:32:08,060 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:32:08,060 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:32:08,060 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:32:08,061 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (1/1) ... [2022-11-20 10:32:08,068 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:08,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:08,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:08,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:32:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:32:08,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:32:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:32:08,149 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:32:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:32:08,358 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:32:08,361 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:32:08,588 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:32:08,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:32:08,603 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:32:08,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:08 BoogieIcfgContainer [2022-11-20 10:32:08,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:32:08,608 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:32:08,613 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:32:08,617 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:32:08,617 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:32:05" (1/3) ... [2022-11-20 10:32:08,618 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b92721e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:08, skipping insertion in model container [2022-11-20 10:32:08,618 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:07" (2/3) ... [2022-11-20 10:32:08,619 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b92721e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:08, skipping insertion in model container [2022-11-20 10:32:08,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:08" (3/3) ... [2022-11-20 10:32:08,623 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:08,646 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:32:08,646 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-20 10:32:08,703 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:32:08,710 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;@224ff1e8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:32:08,710 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-20 10:32:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand has 29 states, 21 states have (on average 1.380952380952381) internal successors, (29), 25 states have internal predecessors, (29), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-20 10:32:08,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 10:32:08,731 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:32:08,732 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:08,733 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:32:08,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:08,740 INFO L85 PathProgramCache]: Analyzing trace with hash 56724319, now seen corresponding path program 1 times [2022-11-20 10:32:08,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:08,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [531516306] [2022-11-20 10:32:08,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:08,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:08,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:08,988 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:32:08,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [531516306] [2022-11-20 10:32:08,989 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2022-11-20 10:32:08,990 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560793882] [2022-11-20 10:32:08,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:08,990 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:08,990 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:08,994 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:09,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:32:09,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:32:09,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-20 10:32:09,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:32:09,194 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 10:32:09,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:32:09,195 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560793882] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:32:09,197 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:32:09,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-20 10:32:09,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1368918994] [2022-11-20 10:32:09,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:32:09,214 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-20 10:32:09,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:32:09,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-20 10:32:09,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-20 10:32:09,279 INFO L87 Difference]: Start difference. First operand has 29 states, 21 states have (on average 1.380952380952381) internal successors, (29), 25 states have internal predecessors, (29), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:32:09,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:32:09,324 INFO L93 Difference]: Finished difference Result 48 states and 60 transitions. [2022-11-20 10:32:09,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-20 10:32:09,329 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-11-20 10:32:09,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:32:09,337 INFO L225 Difference]: With dead ends: 48 [2022-11-20 10:32:09,337 INFO L226 Difference]: Without dead ends: 15 [2022-11-20 10:32:09,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 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 10:32:09,348 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 4 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-20 10:32:09,350 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 55 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-20 10:32:09,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-11-20 10:32:09,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-11-20 10:32:09,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:32:09,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-11-20 10:32:09,393 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 13 [2022-11-20 10:32:09,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:32:09,393 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-11-20 10:32:09,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-20 10:32:09,394 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-11-20 10:32:09,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 10:32:09,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:32:09,396 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:32:09,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:09,601 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-20 10:32:09,602 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-11-20 10:32:09,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:32:09,602 INFO L85 PathProgramCache]: Analyzing trace with hash 1489408490, now seen corresponding path program 1 times [2022-11-20 10:32:09,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:32:09,603 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964893069] [2022-11-20 10:32:09,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:09,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:32:09,668 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-20 10:32:09,676 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1096331541] [2022-11-20 10:32:09,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:32:09,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:09,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:09,679 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:32:09,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:32:09,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:09,791 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 10:32:09,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 10:32:09,851 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-20 10:32:09,853 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-20 10:32:09,855 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-11-20 10:32:09,857 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-11-20 10:32:09,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:32:10,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:32:10,067 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 10:32:10,071 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:32:10,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:32:10 BoogieIcfgContainer [2022-11-20 10:32:10,105 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:32:10,105 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:32:10,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:32:10,106 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:32:10,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:08" (3/4) ... [2022-11-20 10:32:10,111 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-20 10:32:10,111 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:32:10,111 INFO L158 Benchmark]: Toolchain (without parser) took 4528.71ms. Allocated memory is still 146.8MB. Free memory was 99.9MB in the beginning and 62.6MB in the end (delta: 37.4MB). Peak memory consumption was 41.3MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,112 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory was 63.7MB in the beginning and 63.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:32:10,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2367.30ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 66.2MB in the end (delta: 33.4MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.70ms. Allocated memory is still 146.8MB. Free memory was 66.2MB in the beginning and 62.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,114 INFO L158 Benchmark]: Boogie Preprocessor took 33.65ms. Allocated memory is still 146.8MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,114 INFO L158 Benchmark]: RCFGBuilder took 546.36ms. Allocated memory is still 146.8MB. Free memory was 60.9MB in the beginning and 103.5MB in the end (delta: -42.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,115 INFO L158 Benchmark]: TraceAbstraction took 1496.41ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 62.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,115 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 146.8MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 2.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:32:10,118 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 121.6MB. Free memory was 63.7MB in the beginning and 63.5MB in the end (delta: 117.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2367.30ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 66.2MB in the end (delta: 33.4MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.70ms. Allocated memory is still 146.8MB. Free memory was 66.2MB in the beginning and 62.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.65ms. Allocated memory is still 146.8MB. Free memory was 62.0MB in the beginning and 60.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 546.36ms. Allocated memory is still 146.8MB. Free memory was 60.9MB in the beginning and 103.5MB in the end (delta: -42.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1496.41ms. Allocated memory is still 146.8MB. Free memory was 102.4MB in the beginning and 62.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. * Witness Printer took 5.38ms. Allocated memory is still 146.8MB. Free memory was 62.6MB in the beginning and 62.6MB in the end (delta: 2.0kB). 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: 1849]: 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); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1861] 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) [L1861] RET printLine("Calling bad()...") VAL [\old(argc)=13, argc=13, argv={14:12}, argv={14:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1862] CALL CWE190_Integer_Overflow__int_rand_square_15_bad() [L1834] int data; [L1835] data = 0 [L1838] case 6: [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()=0, rand()=1, rand()=0, rand()=2147483646, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483646] [L1839] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1847] case 7: VAL [data=2147483646, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1849] data * data VAL [data=2147483646, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1849]: 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, 29 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4 mSDsluCounter, 55 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 25 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 30 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 85 ConjunctsInSsa, 2 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 10:32:10,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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_56e8bf22-3eba-48c6-b11f-70345e1334d8/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 e30d750b8337a38998d95c49311a3151bf95518532f236b36c6eebe0f5629fba --- 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 10:32:12,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:32:12,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:32:12,979 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:32:12,980 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:32:12,984 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:32:12,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:32:12,993 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:32:12,995 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:32:13,002 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:32:13,003 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:32:13,006 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:32:13,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:32:13,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:32:13,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:32:13,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:32:13,020 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:32:13,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:32:13,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:32:13,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:32:13,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:32:13,034 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:32:13,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:32:13,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:32:13,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:32:13,049 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:32:13,050 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:32:13,051 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:32:13,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:32:13,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:32:13,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:32:13,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:32:13,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:32:13,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:32:13,075 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:32:13,076 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:32:13,077 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:32:13,078 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:32:13,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:32:13,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:32:13,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:32:13,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-20 10:32:13,132 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:32:13,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:32:13,134 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:32:13,134 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:32:13,135 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:32:13,136 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:32:13,137 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:32:13,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:32:13,137 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:32:13,138 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:32:13,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:32:13,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:32:13,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:32:13,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:32:13,140 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 10:32:13,140 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 10:32:13,141 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 10:32:13,141 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:32:13,141 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:32:13,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:32:13,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:32:13,142 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:32:13,142 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:32:13,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:13,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:32:13,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:32:13,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:32:13,144 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-20 10:32:13,144 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 10:32:13,144 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:32:13,144 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:32:13,145 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:32:13,145 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 10:32:13,145 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_56e8bf22-3eba-48c6-b11f-70345e1334d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e30d750b8337a38998d95c49311a3151bf95518532f236b36c6eebe0f5629fba [2022-11-20 10:32:13,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:32:13,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:32:13,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:32:13,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:32:13,585 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:32:13,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:16,766 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:32:17,219 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:32:17,220 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:17,247 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/1500e183f/76c33c628b8c4541b4739ecc3ce923d7/FLAG3c51ba4de [2022-11-20 10:32:17,268 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/data/1500e183f/76c33c628b8c4541b4739ecc3ce923d7 [2022-11-20 10:32:17,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:32:17,273 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:32:17,274 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:17,274 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:32:17,278 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:32:17,279 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:17" (1/1) ... [2022-11-20 10:32:17,280 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e5fe97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:17, skipping insertion in model container [2022-11-20 10:32:17,281 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:32:17" (1/1) ... [2022-11-20 10:32:17,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:32:17,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:32:17,894 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:32:19,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:19,044 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:32:19,065 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-20 10:32:19,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:32:19,470 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:32:19,471 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19 WrapperNode [2022-11-20 10:32:19,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:32:19,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:19,472 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:32:19,472 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:32:19,480 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,547 INFO L138 Inliner]: procedures = 942, calls = 58, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-11-20 10:32:19,548 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:32:19,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:32:19,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:32:19,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:32:19,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,560 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,573 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,587 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,590 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,591 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:32:19,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:32:19,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:32:19,603 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:32:19,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (1/1) ... [2022-11-20 10:32:19,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:32:19,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:32:19,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:32:19,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:32:19,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:32:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:32:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:32:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-20 10:32:19,683 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-20 10:32:19,683 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-20 10:32:19,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 10:32:19,883 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:32:19,885 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:32:20,166 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:32:20,173 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:32:20,182 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:32:20,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:20 BoogieIcfgContainer [2022-11-20 10:32:20,185 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:32:20,187 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:32:20,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:32:20,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:32:20,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:32:17" (1/3) ... [2022-11-20 10:32:20,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c390626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:20, skipping insertion in model container [2022-11-20 10:32:20,194 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:32:19" (2/3) ... [2022-11-20 10:32:20,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c390626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:32:20, skipping insertion in model container [2022-11-20 10:32:20,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:20" (3/3) ... [2022-11-20 10:32:20,198 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_15_bad.i [2022-11-20 10:32:20,220 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:32:20,220 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 10:32:20,222 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c390626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:32:20, skipping insertion in model container [2022-11-20 10:32:20,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:32:20,223 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:32:20,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:32:20,224 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:32:20,225 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:32:20" (3/3) ... [2022-11-20 10:32:20,229 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:32:20,237 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2022-11-20 10:32:20,245 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-20 10:32:20,245 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 10:32:20,246 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 10:32:20,246 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:32:20,303 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:32:20,305 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:32:20,307 INFO L158 Benchmark]: Toolchain (without parser) took 3034.17ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.8MB in the beginning and 39.3MB in the end (delta: 3.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,308 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:32:20,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2196.92ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.5MB in the beginning and 33.4MB in the end (delta: 9.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,309 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.61ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 29.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,310 INFO L158 Benchmark]: Boogie Preprocessor took 53.12ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 27.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,311 INFO L158 Benchmark]: RCFGBuilder took 582.54ms. Allocated memory is still 83.9MB. Free memory was 27.2MB in the beginning and 44.9MB in the end (delta: -17.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,311 INFO L158 Benchmark]: TraceAbstraction took 35.41ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,311 INFO L158 Benchmark]: Witness Printer took 82.56ms. Allocated memory is still 83.9MB. Free memory was 42.6MB in the beginning and 39.3MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:32:20,319 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 52.4MB. Free memory is still 30.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2196.92ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 42.5MB in the beginning and 33.4MB in the end (delta: 9.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.61ms. Allocated memory is still 83.9MB. Free memory was 33.4MB in the beginning and 29.3MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.12ms. Allocated memory is still 83.9MB. Free memory was 29.3MB in the beginning and 27.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 582.54ms. Allocated memory is still 83.9MB. Free memory was 27.2MB in the beginning and 44.9MB in the end (delta: -17.7MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * TraceAbstraction took 35.41ms. Allocated memory is still 83.9MB. Free memory was 44.3MB in the beginning and 42.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 82.56ms. Allocated memory is still 83.9MB. Free memory was 42.6MB in the beginning and 39.3MB in the end (delta: 3.3MB). 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 10:32:20,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_56e8bf22-3eba-48c6-b11f-70345e1334d8/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