./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8 --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 b013a0c2389aa264b0eaf06c12a513788719c2f6cf57b4a76dbc388d152a7ed3 --- 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-2329fc7 [2022-12-13 12:00:01,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:00:01,021 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:00:01,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:00:01,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:00:01,035 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:00:01,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:00:01,037 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:00:01,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:00:01,039 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:00:01,040 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:00:01,040 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:00:01,041 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:00:01,041 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:00:01,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:00:01,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:00:01,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:00:01,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:00:01,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:00:01,046 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:00:01,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:00:01,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:00:01,049 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:00:01,050 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:00:01,052 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:00:01,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:00:01,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:00:01,053 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:00:01,053 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:00:01,054 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:00:01,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:00:01,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:00:01,055 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:00:01,056 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:00:01,056 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:00:01,056 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:00:01,057 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:00:01,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:00:01,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:00:01,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:00:01,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:00:01,059 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 12:00:01,073 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:00:01,074 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:00:01,074 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:00:01,074 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:00:01,074 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:00:01,075 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:00:01,075 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:00:01,075 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:00:01,075 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:00:01,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:00:01,076 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:00:01,076 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 12:00:01,076 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:00:01,076 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 12:00:01,076 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 12:00:01,077 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:00:01,077 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:00:01,078 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 12:00:01,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:00:01,079 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b013a0c2389aa264b0eaf06c12a513788719c2f6cf57b4a76dbc388d152a7ed3 [2022-12-13 12:00:01,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:00:01,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:00:01,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:00:01,264 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:00:01,265 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:00:01,265 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:03,966 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:00:04,239 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:00:04,240 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:04,259 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/3617099c2/c9f2406ac8da443e96fc58c6eac1b522/FLAG4f5ab9a6f [2022-12-13 12:00:04,273 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/3617099c2/c9f2406ac8da443e96fc58c6eac1b522 [2022-12-13 12:00:04,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:00:04,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:00:04,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:00:04,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:00:04,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:00:04,282 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:00:04" (1/1) ... [2022-12-13 12:00:04,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ccc643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:04, skipping insertion in model container [2022-12-13 12:00:04,283 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:00:04" (1/1) ... [2022-12-13 12:00:04,290 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:00:04,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:00:04,603 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:00:04,974 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:00:04,978 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:04,980 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:04,981 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:04,982 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:05,006 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 12:00:05,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:00:05,019 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:00:05,035 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:00:05,077 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:00:05,079 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:05,080 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:05,083 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:05,084 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:05,090 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 12:00:05,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:00:05,238 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:00:05,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05 WrapperNode [2022-12-13 12:00:05,238 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:00:05,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:00:05,239 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:00:05,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:00:05,247 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,291 INFO L138 Inliner]: procedures = 501, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 60 [2022-12-13 12:00:05,292 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:00:05,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:00:05,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:00:05,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:00:05,301 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,310 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,313 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,317 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:00:05,318 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:00:05,318 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:00:05,318 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:00:05,319 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (1/1) ... [2022-12-13 12:00:05,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:00:05,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:00:05,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 12:00:05,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 12:00:05,376 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 12:00:05,376 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 12:00:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:00:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:00:05,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:00:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 12:00:05,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 12:00:05,483 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:00:05,484 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:00:05,600 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:00:05,606 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:00:05,606 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 12:00:05,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:05 BoogieIcfgContainer [2022-12-13 12:00:05,608 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 12:00:05,611 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 12:00:05,611 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 12:00:05,615 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 12:00:05,615 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 12:00:04" (1/3) ... [2022-12-13 12:00:05,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb5dcf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:00:05, skipping insertion in model container [2022-12-13 12:00:05,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:05" (2/3) ... [2022-12-13 12:00:05,616 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cb5dcf5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:00:05, skipping insertion in model container [2022-12-13 12:00:05,616 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:05" (3/3) ... [2022-12-13 12:00:05,618 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:05,634 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 12:00:05,635 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 12:00:05,673 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 12:00:05,679 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;@53929af4, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 12:00:05,679 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 12:00:05,683 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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) [2022-12-13 12:00:05,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 12:00:05,690 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:00:05,691 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:00:05,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 12:00:05,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:00:05,696 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283626, now seen corresponding path program 1 times [2022-12-13 12:00:05,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:00:05,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1106417683] [2022-12-13 12:00:05,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:00:05,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:00:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:00:06,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 12:00:06,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:00:06,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:00:06,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 12:00:06,013 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1106417683] [2022-12-13 12:00:06,014 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1106417683] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:00:06,014 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:00:06,014 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 12:00:06,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859777244] [2022-12-13 12:00:06,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:00:06,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 12:00:06,020 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 12:00:06,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 12:00:06,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 12:00:06,050 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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, 2 states have (on average 4.5) internal successors, (9), 3 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) [2022-12-13 12:00:06,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:00:06,072 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2022-12-13 12:00:06,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 12:00:06,074 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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 [2022-12-13 12:00:06,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:00:06,080 INFO L225 Difference]: With dead ends: 23 [2022-12-13 12:00:06,080 INFO L226 Difference]: Without dead ends: 13 [2022-12-13 12:00:06,083 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 12:00:06,086 INFO L413 NwaCegarLoop]: 21 mSDtfsCounter, 10 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 12:00:06,087 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 33 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 12:00:06,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-12-13 12:00:06,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-12-13 12:00:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2022-12-13 12:00:06,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2022-12-13 12:00:06,115 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2022-12-13 12:00:06,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:00:06,115 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2022-12-13 12:00:06,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.5) internal successors, (9), 3 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) [2022-12-13 12:00:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-12-13 12:00:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 12:00:06,116 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:00:06,116 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:00:06,117 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 12:00:06,117 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 12:00:06,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:00:06,118 INFO L85 PathProgramCache]: Analyzing trace with hash 924119499, now seen corresponding path program 1 times [2022-12-13 12:00:06,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 12:00:06,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112578634] [2022-12-13 12:00:06,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:00:06,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 12:00:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:00:06,156 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:00:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:00:06,193 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 12:00:06,193 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 12:00:06,194 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 12:00:06,196 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 12:00:06,196 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 12:00:06,199 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 12:00:06,201 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 12:00:06,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 12:00:06 BoogieIcfgContainer [2022-12-13 12:00:06,219 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 12:00:06,219 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 12:00:06,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 12:00:06,220 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 12:00:06,220 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:05" (3/4) ... [2022-12-13 12:00:06,222 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 12:00:06,222 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 12:00:06,223 INFO L158 Benchmark]: Toolchain (without parser) took 1946.60ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 117.2MB in the beginning and 88.8MB in the end (delta: 28.4MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,223 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 127.9MB in the beginning and 127.7MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:00:06,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.01ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 154.8MB in the end (delta: -38.1MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,224 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.43ms. Allocated memory is still 188.7MB. Free memory was 154.8MB in the beginning and 151.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,224 INFO L158 Benchmark]: Boogie Preprocessor took 25.38ms. Allocated memory is still 188.7MB. Free memory was 151.7MB in the beginning and 150.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,225 INFO L158 Benchmark]: RCFGBuilder took 290.41ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 136.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,225 INFO L158 Benchmark]: TraceAbstraction took 607.89ms. Allocated memory is still 188.7MB. Free memory was 136.0MB in the beginning and 88.8MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:06,225 INFO L158 Benchmark]: Witness Printer took 3.07ms. Allocated memory is still 188.7MB. Free memory is still 88.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:00:06,227 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 157.3MB. Free memory was 127.9MB in the beginning and 127.7MB in the end (delta: 241.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.01ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 116.6MB in the beginning and 154.8MB in the end (delta: -38.1MB). Peak memory consumption was 77.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.43ms. Allocated memory is still 188.7MB. Free memory was 154.8MB in the beginning and 151.7MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.38ms. Allocated memory is still 188.7MB. Free memory was 151.7MB in the beginning and 150.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 290.41ms. Allocated memory is still 188.7MB. Free memory was 150.5MB in the beginning and 136.0MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 607.89ms. Allocated memory is still 188.7MB. Free memory was 136.0MB in the beginning and 88.8MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 3.07ms. Allocated memory is still 188.7MB. Free memory is still 88.8MB. 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1554, overapproximation of bitwiseAnd at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1560] RET printLine("Calling bad()...") VAL [\old(argc)=6442450946, argc=6442450946, argv={6442450945:6442450947}, argv={6442450945:6442450947}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL CWE190_Integer_Overflow__int_rand_add_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_rand_add_65b_badSink; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [={-1:0}, 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()=3, rand()=0, rand()=65535, rand()=2147483647, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-6442450945] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CALL funcPtr(data) [L1568] data + 1 VAL [\old(data)=2147483647, data=2147483647, 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 11 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 33 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 21 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 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, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 14 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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 [2022-12-13 12:00:06,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/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_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8 --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 b013a0c2389aa264b0eaf06c12a513788719c2f6cf57b4a76dbc388d152a7ed3 --- 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-2329fc7 [2022-12-13 12:00:08,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 12:00:08,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 12:00:08,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 12:00:08,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 12:00:08,157 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 12:00:08,159 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 12:00:08,161 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 12:00:08,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 12:00:08,163 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 12:00:08,164 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 12:00:08,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 12:00:08,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 12:00:08,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 12:00:08,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 12:00:08,167 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 12:00:08,168 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 12:00:08,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 12:00:08,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 12:00:08,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 12:00:08,172 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 12:00:08,173 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 12:00:08,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 12:00:08,174 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 12:00:08,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 12:00:08,177 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 12:00:08,177 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 12:00:08,178 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 12:00:08,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 12:00:08,179 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 12:00:08,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 12:00:08,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 12:00:08,188 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 12:00:08,189 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 12:00:08,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 12:00:08,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 12:00:08,190 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 12:00:08,190 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 12:00:08,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 12:00:08,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 12:00:08,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 12:00:08,192 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 12:00:08,206 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 12:00:08,206 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 12:00:08,206 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 12:00:08,206 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 12:00:08,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 12:00:08,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 12:00:08,207 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 12:00:08,208 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 12:00:08,208 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 12:00:08,209 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 12:00:08,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 12:00:08,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 12:00:08,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 12:00:08,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:00:08,210 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 12:00:08,210 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 12:00:08,210 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 12:00:08,211 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 12:00:08,212 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b013a0c2389aa264b0eaf06c12a513788719c2f6cf57b4a76dbc388d152a7ed3 [2022-12-13 12:00:08,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 12:00:08,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 12:00:08,456 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 12:00:08,457 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 12:00:08,457 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 12:00:08,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:11,047 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 12:00:11,317 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 12:00:11,317 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:11,336 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/12955574b/8fa4b635bdf64d479ac17d36fab9d6d8/FLAG9947462e6 [2022-12-13 12:00:11,350 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/data/12955574b/8fa4b635bdf64d479ac17d36fab9d6d8 [2022-12-13 12:00:11,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 12:00:11,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 12:00:11,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 12:00:11,355 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 12:00:11,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 12:00:11,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:00:11" (1/1) ... [2022-12-13 12:00:11,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dbf7523 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:11, skipping insertion in model container [2022-12-13 12:00:11,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 12:00:11" (1/1) ... [2022-12-13 12:00:11,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 12:00:11,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 12:00:11,667 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:00:11,996 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:00:12,000 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:12,001 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:12,002 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:12,003 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:12,020 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 12:00:12,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:00:12,033 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 12:00:12,045 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 12:00:12,076 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 12:00:12,077 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:12,078 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 12:00:12,079 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:12,080 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 12:00:12,083 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 12:00:12,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 12:00:12,162 INFO L208 MainTranslator]: Completed translation [2022-12-13 12:00:12,163 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12 WrapperNode [2022-12-13 12:00:12,163 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 12:00:12,164 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 12:00:12,164 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 12:00:12,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 12:00:12,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,186 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,201 INFO L138 Inliner]: procedures = 506, calls = 56, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 60 [2022-12-13 12:00:12,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 12:00:12,202 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 12:00:12,202 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 12:00:12,202 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 12:00:12,208 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,210 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,211 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,219 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,220 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,222 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 12:00:12,223 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 12:00:12,223 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 12:00:12,223 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 12:00:12,223 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (1/1) ... [2022-12-13 12:00:12,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 12:00:12,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 12:00:12,251 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 12:00:12,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 12:00:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 12:00:12,277 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 12:00:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 12:00:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 12:00:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 12:00:12,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 12:00:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 12:00:12,395 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 12:00:12,396 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 12:00:12,506 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 12:00:12,511 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 12:00:12,511 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 12:00:12,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:12 BoogieIcfgContainer [2022-12-13 12:00:12,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 12:00:12,514 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 12:00:12,514 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 12:00:12,516 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 12:00:12,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 12:00:11" (1/3) ... [2022-12-13 12:00:12,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5f191e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:00:12, skipping insertion in model container [2022-12-13 12:00:12,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 12:00:12" (2/3) ... [2022-12-13 12:00:12,517 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b5f191e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 12:00:12, skipping insertion in model container [2022-12-13 12:00:12,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:12" (3/3) ... [2022-12-13 12:00:12,522 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_65_bad.i [2022-12-13 12:00:12,535 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 12:00:12,536 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 12:00:12,575 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 12:00:12,579 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;@6a2405d2, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 12:00:12,580 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 12:00:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 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) [2022-12-13 12:00:12,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 12:00:12,588 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:00:12,589 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:00:12,589 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 12:00:12,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:00:12,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1415283626, now seen corresponding path program 1 times [2022-12-13 12:00:12,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 12:00:12,609 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524335236] [2022-12-13 12:00:12,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:00:12,610 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 12:00:12,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 12:00:12,611 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 12:00:12,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-12-13 12:00:12,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 12:00:12,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 1 conjunts are in the unsatisfiable core [2022-12-13 12:00:12,730 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 12:00:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 12:00:12,750 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 12:00:12,751 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 12:00:12,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524335236] [2022-12-13 12:00:12,751 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524335236] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 12:00:12,752 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 12:00:12,752 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 12:00:12,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496399426] [2022-12-13 12:00:12,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 12:00:12,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 12:00:12,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 12:00:12,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 12:00:12,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 12:00:12,778 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 19 states have internal predecessors, (21), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 2 states, 1 states have (on average 9.0) 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) [2022-12-13 12:00:12,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 12:00:12,792 INFO L93 Difference]: Finished difference Result 23 states and 25 transitions. [2022-12-13 12:00:12,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 12:00:12,793 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) 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 [2022-12-13 12:00:12,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 12:00:12,798 INFO L225 Difference]: With dead ends: 23 [2022-12-13 12:00:12,798 INFO L226 Difference]: Without dead ends: 13 [2022-12-13 12:00:12,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 12:00:12,803 INFO L413 NwaCegarLoop]: 24 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 12:00:12,804 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 12:00:12,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2022-12-13 12:00:12,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 13. [2022-12-13 12:00:12,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13 states, 10 states have (on average 1.2) internal successors, (12), 10 states have internal predecessors, (12), 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) [2022-12-13 12:00:12,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 14 transitions. [2022-12-13 12:00:12,828 INFO L78 Accepts]: Start accepts. Automaton has 13 states and 14 transitions. Word has length 11 [2022-12-13 12:00:12,828 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 12:00:12,828 INFO L495 AbstractCegarLoop]: Abstraction has 13 states and 14 transitions. [2022-12-13 12:00:12,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) 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) [2022-12-13 12:00:12,829 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2022-12-13 12:00:12,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 12:00:12,829 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 12:00:12,829 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 12:00:12,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-12-13 12:00:13,030 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 12:00:13,032 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 12:00:13,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 12:00:13,034 INFO L85 PathProgramCache]: Analyzing trace with hash 924119499, now seen corresponding path program 1 times [2022-12-13 12:00:13,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 12:00:13,038 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1623461874] [2022-12-13 12:00:13,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 12:00:13,039 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 12:00:13,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 12:00:13,043 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-12-13 12:00:13,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-12-13 12:00:13,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:00:13,219 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 12:00:13,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 12:00:13,267 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 12:00:13,267 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 12:00:13,268 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 12:00:13,270 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 12:00:13,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-12-13 12:00:13,470 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-12-13 12:00:13,480 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 12:00:13,491 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 12:00:13,573 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 12:00:13 BoogieIcfgContainer [2022-12-13 12:00:13,574 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 12:00:13,575 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 12:00:13,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 12:00:13,576 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 12:00:13,576 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 12:00:12" (3/4) ... [2022-12-13 12:00:13,580 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 12:00:13,624 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 12:00:13,624 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 12:00:13,624 INFO L158 Benchmark]: Toolchain (without parser) took 2271.05ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 53.4MB in the beginning and 64.5MB in the end (delta: -11.1MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,625 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 12:00:13,625 INFO L158 Benchmark]: CACSL2BoogieTranslator took 808.42ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 47.6MB in the end (delta: 5.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.89ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,626 INFO L158 Benchmark]: Boogie Preprocessor took 20.31ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,626 INFO L158 Benchmark]: RCFGBuilder took 289.80ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 29.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,626 INFO L158 Benchmark]: TraceAbstraction took 1059.91ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 65.0MB in the end (delta: -36.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,627 INFO L158 Benchmark]: Witness Printer took 49.01ms. Allocated memory is still 94.4MB. Free memory was 64.9MB in the beginning and 64.5MB in the end (delta: 422.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 12:00:13,629 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 52.4MB. Free memory was 30.0MB in the beginning and 30.0MB in the end (delta: 54.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 808.42ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 47.6MB in the end (delta: 5.6MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.89ms. Allocated memory is still 77.6MB. Free memory was 47.6MB in the beginning and 44.6MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.31ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 289.80ms. Allocated memory is still 77.6MB. Free memory was 42.5MB in the beginning and 29.1MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1059.91ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 28.3MB in the beginning and 65.0MB in the end (delta: -36.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Witness Printer took 49.01ms. Allocated memory is still 94.4MB. Free memory was 64.9MB in the beginning and 64.5MB in the end (delta: 422.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1568]: integer overflow possible integer overflow possible We found a 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] [L1560] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}] [L1414] COND TRUE line != ((void *)0) [L1560] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:12}, argv={13:12}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1561] CALL CWE190_Integer_Overflow__int_rand_add_65_bad() [L1551] int data; [L1552] void (*funcPtr) (int) = CWE190_Integer_Overflow__int_rand_add_65b_badSink; [L1553] data = 0 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [={-1:0}, 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()=65536, rand()=0, rand()=0, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483647] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1555] CALL funcPtr(data) [L1568] data + 1 VAL [\old(data)=2147483647, data=2147483647, 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: 1568]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 24 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 0 IncrementalHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 24 mSDtfsCounter, 0 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s InterpolantComputationTime, 23 NumberOfCodeBlocks, 23 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 SizeOfPredicates, 0 NumberOfNonLiveVariables, 59 ConjunctsInSsa, 1 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 proved your program to be incorrect! [2022-12-13 12:00:13,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0768a8c5-468a-4c3e-b670-a41fe98246f8/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)