./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 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_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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_60417f71-205a-47c6-8fef-20b9239d8f9c/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 eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:37:41,200 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:37:41,202 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:37:41,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:37:41,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:37:41,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:37:41,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:37:41,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:37:41,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:37:41,218 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:37:41,219 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:37:41,219 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:37:41,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:37:41,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:37:41,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:37:41,222 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:37:41,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:37:41,223 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:37:41,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:37:41,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:37:41,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:37:41,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:37:41,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:37:41,228 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:37:41,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:37:41,230 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:37:41,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:37:41,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:37:41,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:37:41,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:37:41,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:37:41,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:37:41,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:37:41,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:37:41,234 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:37:41,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:37:41,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:37:41,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:37:41,235 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:37:41,236 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:37:41,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:37:41,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-12-13 16:37:41,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:37:41,251 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:37:41,264 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:37:41,264 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:37:41,265 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:37:41,265 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:37:41,266 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:37:41,266 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:37:41,266 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:37:41,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:37:41,266 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:37:41,267 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 16:37:41,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:37:41,267 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:37:41,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:37:41,268 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:37:41,268 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:37:41,268 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:37:41,268 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:37:41,269 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:37:41,269 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:37:41,269 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:37:41,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:37:41,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:37:41,270 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:37:41,271 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:37:41,272 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:37:41,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:37:41,272 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:37:41,272 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_60417f71-205a-47c6-8fef-20b9239d8f9c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 [2022-12-13 16:37:41,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:37:41,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:37:41,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:37:41,460 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:37:41,461 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:37:41,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:44,107 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:37:44,383 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:37:44,384 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:44,407 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/dde4f5b56/6182f69f15494968aed7de914d5e9881/FLAG88f4e695b [2022-12-13 16:37:44,420 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/dde4f5b56/6182f69f15494968aed7de914d5e9881 [2022-12-13 16:37:44,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:37:44,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:37:44,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:37:44,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:37:44,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:37:44,429 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:37:44" (1/1) ... [2022-12-13 16:37:44,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ba27eea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:44, skipping insertion in model container [2022-12-13 16:37:44,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:37:44" (1/1) ... [2022-12-13 16:37:44,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:37:44,486 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:37:44,792 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:37:45,183 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:37:45,188 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:45,190 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:45,192 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:45,193 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:45,542 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:37:45,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:37:45,549 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:37:45,562 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:37:45,590 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:37:45,592 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:45,592 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:45,594 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:45,594 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:45,618 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:37:45,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:37:45,988 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:37:45,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45 WrapperNode [2022-12-13 16:37:45,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:37:45,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:37:45,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:37:45,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:37:45,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,040 INFO L138 Inliner]: procedures = 937, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-12-13 16:37:46,040 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:37:46,041 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:37:46,041 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:37:46,041 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:37:46,050 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,050 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,059 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,061 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,062 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,064 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,066 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:37:46,067 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:37:46,067 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:37:46,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:37:46,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (1/1) ... [2022-12-13 16:37:46,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:37:46,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:37:46,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:37:46,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:37:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:37:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:37:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:37:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 16:37:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 16:37:46,123 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 16:37:46,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 16:37:46,245 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:37:46,247 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:37:46,349 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:37:46,354 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:37:46,354 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 16:37:46,356 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:46 BoogieIcfgContainer [2022-12-13 16:37:46,356 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:37:46,358 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:37:46,358 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:37:46,360 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:37:46,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:37:44" (1/3) ... [2022-12-13 16:37:46,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eeb7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:37:46, skipping insertion in model container [2022-12-13 16:37:46,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:45" (2/3) ... [2022-12-13 16:37:46,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1eeb7ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:37:46, skipping insertion in model container [2022-12-13 16:37:46,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:46" (3/3) ... [2022-12-13 16:37:46,363 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:46,376 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:37:46,377 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 16:37:46,415 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:37:46,420 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;@74178cfc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:37:46,420 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 16:37:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 16:37:46,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 16:37:46,431 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:37:46,432 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:37:46,432 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:37:46,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:37:46,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-12-13 16:37:46,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:37:46,448 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078828748] [2022-12-13 16:37:46,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:46,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:37:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:37:46,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-12-13 16:37:46,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:37:46,613 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 16:37:46,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:37:46,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078828748] [2022-12-13 16:37:46,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078828748] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:37:46,614 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:37:46,614 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-12-13 16:37:46,615 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028806374] [2022-12-13 16:37:46,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:37:46,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 16:37:46,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:37:46,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 16:37:46,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 16:37:46,641 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 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 16:37:46,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:37:46,655 INFO L93 Difference]: Finished difference Result 23 states and 27 transitions. [2022-12-13 16:37:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 16:37:46,657 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 16:37:46,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:37:46,661 INFO L225 Difference]: With dead ends: 23 [2022-12-13 16:37:46,661 INFO L226 Difference]: Without dead ends: 15 [2022-12-13 16:37:46,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 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 16:37:46,665 INFO L413 NwaCegarLoop]: 26 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, 26 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 16:37:46,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:37:46,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-12-13 16:37:46,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 16:37:46,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.25) internal successors, (15), 12 states have internal predecessors, (15), 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 16:37:46,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 17 transitions. [2022-12-13 16:37:46,688 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 17 transitions. Word has length 11 [2022-12-13 16:37:46,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:37:46,689 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 17 transitions. [2022-12-13 16:37:46,689 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 16:37:46,689 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2022-12-13 16:37:46,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-13 16:37:46,689 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:37:46,689 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:37:46,690 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 16:37:46,690 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:37:46,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:37:46,690 INFO L85 PathProgramCache]: Analyzing trace with hash -250853505, now seen corresponding path program 1 times [2022-12-13 16:37:46,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:37:46,691 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20363751] [2022-12-13 16:37:46,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:46,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:37:46,705 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:37:46,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1094495282] [2022-12-13 16:37:46,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:46,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:37:46,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:37:46,707 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:37:46,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-13 16:37:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:37:46,772 INFO L263 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-13 16:37:46,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:37:46,803 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 16:37:46,803 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:37:46,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 16:37:46,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20363751] [2022-12-13 16:37:46,804 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-13 16:37:46,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1094495282] [2022-12-13 16:37:46,804 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1094495282] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:37:46,804 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:37:46,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:37:46,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884820288] [2022-12-13 16:37:46,806 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:37:46,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:37:46,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 16:37:46,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:37:46,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:37:46,807 INFO L87 Difference]: Start difference. First operand 15 states and 17 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 16:37:46,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:37:46,813 INFO L93 Difference]: Finished difference Result 19 states and 20 transitions. [2022-12-13 16:37:46,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:37:46,813 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 12 [2022-12-13 16:37:46,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:37:46,814 INFO L225 Difference]: With dead ends: 19 [2022-12-13 16:37:46,814 INFO L226 Difference]: Without dead ends: 15 [2022-12-13 16:37:46,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 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 16:37:46,816 INFO L413 NwaCegarLoop]: 14 mSDtfsCounter, 8 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 14 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:37:46,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 14 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:37:46,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2022-12-13 16:37:46,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2022-12-13 16:37:46,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:37:46,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 16 transitions. [2022-12-13 16:37:46,820 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 16 transitions. Word has length 12 [2022-12-13 16:37:46,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:37:46,820 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 16 transitions. [2022-12-13 16:37:46,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 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 16:37:46,820 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 16 transitions. [2022-12-13 16:37:46,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-13 16:37:46,821 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:37:46,821 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:37:46,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-13 16:37:47,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:37:47,024 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:37:47,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:37:47,025 INFO L85 PathProgramCache]: Analyzing trace with hash -819187548, now seen corresponding path program 1 times [2022-12-13 16:37:47,026 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 16:37:47,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1119679330] [2022-12-13 16:37:47,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:47,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 16:37:47,091 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-13 16:37:47,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1796487640] [2022-12-13 16:37:47,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:47,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:37:47,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:37:47,093 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 16:37:47,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 16:37:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:37:47,149 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:37:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:37:47,184 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 16:37:47,184 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:37:47,185 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 16:37:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 16:37:47,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-13 16:37:47,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 16:37:47,398 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-12-13 16:37:47,407 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:37:47,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:37:47 BoogieIcfgContainer [2022-12-13 16:37:47,446 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:37:47,447 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:37:47,447 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:37:47,447 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:37:47,448 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:46" (3/4) ... [2022-12-13 16:37:47,451 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-13 16:37:47,452 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:37:47,453 INFO L158 Benchmark]: Toolchain (without parser) took 3028.36ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 94.3MB in the beginning and 137.4MB in the end (delta: -43.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2022-12-13 16:37:47,453 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 134.2MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:47,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1563.15ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 93.9MB in the beginning and 127.1MB in the end (delta: -33.2MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. [2022-12-13 16:37:47,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.71ms. Allocated memory is still 211.8MB. Free memory was 127.1MB in the beginning and 123.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 16:37:47,455 INFO L158 Benchmark]: Boogie Preprocessor took 25.34ms. Allocated memory is still 211.8MB. Free memory was 123.0MB in the beginning and 121.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:47,456 INFO L158 Benchmark]: RCFGBuilder took 289.05ms. Allocated memory is still 211.8MB. Free memory was 121.9MB in the beginning and 107.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 16:37:47,456 INFO L158 Benchmark]: TraceAbstraction took 1088.77ms. Allocated memory is still 211.8MB. Free memory was 107.2MB in the beginning and 137.4MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:47,456 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 211.8MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:47,459 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 134.2MB. Free memory is still 103.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1563.15ms. Allocated memory was 134.2MB in the beginning and 211.8MB in the end (delta: 77.6MB). Free memory was 93.9MB in the beginning and 127.1MB in the end (delta: -33.2MB). Peak memory consumption was 67.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.71ms. Allocated memory is still 211.8MB. Free memory was 127.1MB in the beginning and 123.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.34ms. Allocated memory is still 211.8MB. Free memory was 123.0MB in the beginning and 121.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.05ms. Allocated memory is still 211.8MB. Free memory was 121.9MB in the beginning and 107.2MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1088.77ms. Allocated memory is still 211.8MB. Free memory was 107.2MB in the beginning and 137.4MB in the end (delta: -30.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 211.8MB. Free memory is still 137.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1839, overapproximation of bitwiseAnd at line 1839. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); [L1832] static const int STATIC_CONST_FIVE = 5; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1852] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, STATIC_CONST_FIVE=5] [L1414] COND TRUE line != ((void *)0) [L1852] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={16:13}, argv={16:13}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1853] CALL CWE190_Integer_Overflow__int_rand_square_06_bad() [L1835] int data; [L1836] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1837] COND TRUE STATIC_CONST_FIVE==5 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=1, rand()=1, rand()=0, rand()=2147483647, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483651, STATIC_CONST_FIVE=5] [L1839] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] COND TRUE STATIC_CONST_FIVE==5 VAL [data=2147483645, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1844] data * data VAL [data=2147483645, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] - UnprovableResult [Line: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 40 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 37 SizeOfPredicates, 0 NumberOfNonLiveVariables, 77 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 16:37:47,471 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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_60417f71-205a-47c6-8fef-20b9239d8f9c/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 eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 16:37:48,955 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 16:37:48,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 16:37:48,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 16:37:48,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 16:37:48,971 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 16:37:48,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 16:37:48,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 16:37:48,974 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 16:37:48,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 16:37:48,975 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 16:37:48,976 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 16:37:48,976 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 16:37:48,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 16:37:48,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 16:37:48,978 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 16:37:48,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 16:37:48,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 16:37:48,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 16:37:48,982 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 16:37:48,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 16:37:48,984 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 16:37:48,985 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 16:37:48,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 16:37:48,989 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 16:37:48,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 16:37:48,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 16:37:48,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 16:37:48,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 16:37:48,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 16:37:48,993 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 16:37:48,999 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 16:37:49,000 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 16:37:49,000 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 16:37:49,001 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 16:37:49,002 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 16:37:49,003 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 16:37:49,003 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 16:37:49,003 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 16:37:49,004 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 16:37:49,005 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 16:37:49,006 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-12-13 16:37:49,029 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 16:37:49,029 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 16:37:49,029 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 16:37:49,029 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 16:37:49,030 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 16:37:49,030 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 16:37:49,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 16:37:49,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 16:37:49,031 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 16:37:49,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 16:37:49,032 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-13 16:37:49,033 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 16:37:49,033 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-13 16:37:49,033 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 16:37:49,033 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 16:37:49,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 16:37:49,033 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 16:37:49,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 16:37:49,034 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 16:37:49,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:37:49,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 16:37:49,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 16:37:49,035 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 16:37:49,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 16:37:49,036 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-12-13 16:37:49,036 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 16:37:49,036 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_60417f71-205a-47c6-8fef-20b9239d8f9c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eaa4e4cf2845556495b2d815b983e8d09de4c1a9bbe249f90fbb3030bba174f8 [2022-12-13 16:37:49,259 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 16:37:49,277 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 16:37:49,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 16:37:49,279 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 16:37:49,280 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 16:37:49,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:51,819 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 16:37:52,076 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 16:37:52,077 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:52,098 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/2f1e3c617/8d788d991492476d91d98dfa6a9662d4/FLAG2c26b9b72 [2022-12-13 16:37:52,370 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/data/2f1e3c617/8d788d991492476d91d98dfa6a9662d4 [2022-12-13 16:37:52,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 16:37:52,373 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 16:37:52,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 16:37:52,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 16:37:52,376 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 16:37:52,376 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:37:52" (1/1) ... [2022-12-13 16:37:52,377 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c168790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:52, skipping insertion in model container [2022-12-13 16:37:52,377 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 04:37:52" (1/1) ... [2022-12-13 16:37:52,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 16:37:52,429 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 16:37:52,751 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:37:53,211 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:37:53,215 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:53,217 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:53,219 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:53,220 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:53,527 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:37:53,528 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:37:53,537 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 16:37:53,549 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-12-13 16:37:53,580 WARN L623 FunctionHandler]: Unknown extern function puts [2022-12-13 16:37:53,581 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:53,582 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-12-13 16:37:53,583 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:53,584 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-12-13 16:37:53,593 WARN L623 FunctionHandler]: Unknown extern function time [2022-12-13 16:37:53,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 16:37:53,839 INFO L208 MainTranslator]: Completed translation [2022-12-13 16:37:53,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53 WrapperNode [2022-12-13 16:37:53,839 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 16:37:53,840 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 16:37:53,840 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 16:37:53,840 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 16:37:53,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,865 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,882 INFO L138 Inliner]: procedures = 942, calls = 54, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 57 [2022-12-13 16:37:53,882 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 16:37:53,882 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 16:37:53,882 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 16:37:53,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 16:37:53,889 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,889 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,899 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,902 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 16:37:53,903 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 16:37:53,903 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 16:37:53,903 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 16:37:53,903 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (1/1) ... [2022-12-13 16:37:53,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 16:37:53,917 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 16:37:53,927 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 16:37:53,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 16:37:53,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 16:37:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 16:37:53,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 16:37:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-12-13 16:37:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-12-13 16:37:53,958 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-12-13 16:37:53,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-13 16:37:54,077 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 16:37:54,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 16:37:54,973 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 16:37:54,976 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 16:37:54,977 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 16:37:54,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:54 BoogieIcfgContainer [2022-12-13 16:37:54,978 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 16:37:54,979 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 16:37:54,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 16:37:54,982 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 16:37:54,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 04:37:52" (1/3) ... [2022-12-13 16:37:54,982 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@749014d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:37:54, skipping insertion in model container [2022-12-13 16:37:54,982 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 04:37:53" (2/3) ... [2022-12-13 16:37:54,983 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@749014d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 04:37:54, skipping insertion in model container [2022-12-13 16:37:54,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:54" (3/3) ... [2022-12-13 16:37:54,984 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_06_bad.i [2022-12-13 16:37:54,996 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 16:37:54,996 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-13 16:37:55,027 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-13 16:37:55,032 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;@115b2c41, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-12-13 16:37:55,032 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-13 16:37:55,035 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-13 16:37:55,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-13 16:37:55,041 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:37:55,042 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:37:55,042 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:37:55,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:37:55,047 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times [2022-12-13 16:37:55,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:37:55,060 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2135501400] [2022-12-13 16:37:55,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:55,060 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 16:37:55,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:37:55,062 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,063 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 16:37:55,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 2 conjunts are in the unsatisfiable core [2022-12-13 16:37:55,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 16:37:55,233 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 16:37:55,233 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-13 16:37:55,234 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-12-13 16:37:55,234 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2135501400] [2022-12-13 16:37:55,234 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2135501400] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 16:37:55,234 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 16:37:55,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 16:37:55,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243609480] [2022-12-13 16:37:55,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 16:37:55,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 16:37:55,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-12-13 16:37:55,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 16:37:55,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:37:55,267 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:37:55,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-13 16:37:55,286 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions. [2022-12-13 16:37:55,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 16:37:55,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2022-12-13 16:37:55,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-13 16:37:55,293 INFO L225 Difference]: With dead ends: 39 [2022-12-13 16:37:55,293 INFO L226 Difference]: Without dead ends: 16 [2022-12-13 16:37:55,294 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 16:37:55,296 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 17 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-12-13 16:37:55,297 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-12-13 16:37:55,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-12-13 16:37:55,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-12-13 16:37:55,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 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 16:37:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2022-12-13 16:37:55,319 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11 [2022-12-13 16:37:55,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-13 16:37:55,320 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2022-12-13 16:37:55,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-12-13 16:37:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2022-12-13 16:37:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-13 16:37:55,320 INFO L187 NwaCegarLoop]: Found error trace [2022-12-13 16:37:55,320 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-13 16:37:55,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,522 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-12-13 16:37:55,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 16:37:55,524 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times [2022-12-13 16:37:55,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-12-13 16:37:55,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1418196511] [2022-12-13 16:37:55,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 16:37:55,529 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 16:37:55,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/mathsat [2022-12-13 16:37:55,532 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,535 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:37:55,666 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 16:37:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 16:37:55,727 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-12-13 16:37:55,728 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 16:37:55,729 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-12-13 16:37:55,731 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-12-13 16:37:55,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,932 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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 16:37:55,942 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2022-12-13 16:37:55,953 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 16:37:55,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 04:37:55 BoogieIcfgContainer [2022-12-13 16:37:55,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 16:37:55,989 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 16:37:55,989 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 16:37:55,989 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 16:37:55,990 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 04:37:54" (3/4) ... [2022-12-13 16:37:55,991 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 16:37:56,017 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 16:37:56,017 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 16:37:56,018 INFO L158 Benchmark]: Toolchain (without parser) took 3645.34ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 53.3MB in the end (delta: -1.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,018 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:56,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1466.08ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 42.5MB in the end (delta: 9.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,019 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.92ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 38.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,019 INFO L158 Benchmark]: Boogie Preprocessor took 19.78ms. Allocated memory is still 92.3MB. Free memory was 38.3MB in the beginning and 36.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,020 INFO L158 Benchmark]: RCFGBuilder took 1075.43ms. Allocated memory is still 92.3MB. Free memory was 36.2MB in the beginning and 53.8MB in the end (delta: -17.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,020 INFO L158 Benchmark]: TraceAbstraction took 1009.30ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 55.4MB in the end (delta: -2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 16:37:56,020 INFO L158 Benchmark]: Witness Printer took 28.40ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 16:37:56,022 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1466.08ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 52.3MB in the beginning and 42.5MB in the end (delta: 9.8MB). Peak memory consumption was 37.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.92ms. Allocated memory is still 92.3MB. Free memory was 42.5MB in the beginning and 38.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.78ms. Allocated memory is still 92.3MB. Free memory was 38.3MB in the beginning and 36.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1075.43ms. Allocated memory is still 92.3MB. Free memory was 36.2MB in the beginning and 53.8MB in the end (delta: -17.6MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1009.30ms. Allocated memory is still 92.3MB. Free memory was 53.2MB in the beginning and 55.4MB in the end (delta: -2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 28.40ms. Allocated memory is still 92.3MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.1MB). 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: 1844]: 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); [L1832] static const int STATIC_CONST_FIVE = 5; VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1852] CALL printLine("Calling bad()...") VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, line={2:0}, STATIC_CONST_FIVE=5] [L1414] COND TRUE line != ((void *)0) [L1852] RET printLine("Calling bad()...") VAL [\old(argc)=12, argc=12, argv={13:12}, 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, STATIC_CONST_FIVE=5] [L1853] CALL CWE190_Integer_Overflow__int_rand_square_06_bad() [L1835] int data; [L1836] data = 0 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1837] COND TRUE STATIC_CONST_FIVE==5 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1839] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, rand()=0, rand()=0, rand()=1, rand()=2, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=-2147483648, STATIC_CONST_FIVE=5] [L1839] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1841] COND TRUE STATIC_CONST_FIVE==5 VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] [L1844] data * data VAL [data=-2147483648, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1, STATIC_CONST_FIVE=5] - UnprovableResult [Line: 1844]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 23 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 43 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 16:37:56,041 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60417f71-205a-47c6-8fef-20b9239d8f9c/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)