./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a 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_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R --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 3bc38db12136d1c02269491070b31d45fbb696ff8cdefa964932700291c696cb --- 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-38b53e6 [2022-11-25 16:52:54,932 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:52:54,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:52:54,975 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:52:54,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:52:54,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:52:54,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:52:54,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:52:54,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:52:54,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:52:54,987 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:52:54,990 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:52:54,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:52:54,996 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:52:54,999 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:52:55,001 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:52:55,003 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:52:55,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:52:55,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:52:55,014 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:52:55,015 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:52:55,018 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:52:55,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:52:55,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:52:55,031 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:52:55,031 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:52:55,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:52:55,034 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:52:55,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:52:55,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:52:55,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:52:55,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:52:55,038 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:52:55,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:52:55,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:52:55,042 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:52:55,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:52:55,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:52:55,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:52:55,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:52:55,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:52:55,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-11-25 16:52:55,085 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:52:55,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:52:55,086 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:52:55,086 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:52:55,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:52:55,087 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:52:55,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:52:55,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:52:55,088 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:52:55,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:52:55,089 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:52:55,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 16:52:55,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:52:55,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:52:55,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:52:55,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:52:55,091 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:52:55,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:52:55,091 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:52:55,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:52:55,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:52:55,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:52:55,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:52:55,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:52:55,092 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:52:55,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:52:55,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:52:55,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-25 16:52:55,094 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 16:52:55,094 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:52:55,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:52:55,094 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:52:55,095 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:52:55,095 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_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc38db12136d1c02269491070b31d45fbb696ff8cdefa964932700291c696cb [2022-11-25 16:52:55,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:52:55,467 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:52:55,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:52:55,471 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:52:55,471 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:52:55,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:52:58,551 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:52:58,908 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:52:58,909 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:52:58,936 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/bdab89ba9/45e6ee4332c340488f2e3f84d0118547/FLAG5a2bf3ccf [2022-11-25 16:52:58,958 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/bdab89ba9/45e6ee4332c340488f2e3f84d0118547 [2022-11-25 16:52:58,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:52:58,962 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:52:58,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:52:58,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:52:58,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:52:58,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:52:58" (1/1) ... [2022-11-25 16:52:58,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9230783 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:52:58, skipping insertion in model container [2022-11-25 16:52:58,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:52:58" (1/1) ... [2022-11-25 16:52:58,979 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:52:59,042 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:52:59,383 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:52:59,816 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:52:59,822 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:52:59,824 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:52:59,826 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:52:59,827 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:52:59,853 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:52:59,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:52:59,864 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:52:59,894 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:52:59,979 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:52:59,986 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:52:59,987 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:52:59,990 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:52:59,991 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:52:59,997 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:52:59,998 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:00,153 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:53:00,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00 WrapperNode [2022-11-25 16:53:00,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:00,154 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:00,154 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:53:00,155 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:53:00,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,183 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,205 INFO L138 Inliner]: procedures = 499, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2022-11-25 16:53:00,206 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:00,206 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:53:00,207 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:53:00,207 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:53:00,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,221 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,221 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,232 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:53:00,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:53:00,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:53:00,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:53:00,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (1/1) ... [2022-11-25 16:53:00,242 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:00,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:53:00,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:53:00,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:53:00,400 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 16:53:00,400 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 16:53:00,400 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-25 16:53:00,401 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-25 16:53:00,401 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 16:53:00,401 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 16:53:00,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:53:00,401 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:53:00,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:53:00,401 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 16:53:00,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 16:53:00,572 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:53:00,573 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:53:00,841 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:53:00,847 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:53:00,847 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 16:53:00,849 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:00 BoogieIcfgContainer [2022-11-25 16:53:00,849 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:53:00,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:53:00,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:53:00,861 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:53:00,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:52:58" (1/3) ... [2022-11-25 16:53:00,862 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397604f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:00, skipping insertion in model container [2022-11-25 16:53:00,862 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:00" (2/3) ... [2022-11-25 16:53:00,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397604f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:00, skipping insertion in model container [2022-11-25 16:53:00,863 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:00" (3/3) ... [2022-11-25 16:53:00,864 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:53:00,886 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:53:00,886 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 16:53:00,950 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:53:00,958 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;@1c2ec63f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:53:00,958 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 16:53:00,962 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-25 16:53:00,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-25 16:53:00,971 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:00,972 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:00,974 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:00,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:00,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1534508860, now seen corresponding path program 1 times [2022-11-25 16:53:00,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:53:00,994 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2044041030] [2022-11-25 16:53:00,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:00,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:53:01,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 16:53:01,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 16:53:01,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-25 16:53:01,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,372 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 16:53:01,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:53:01,373 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2044041030] [2022-11-25 16:53:01,373 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2044041030] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:53:01,373 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:53:01,374 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 16:53:01,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972455951] [2022-11-25 16:53:01,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:53:01,380 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 16:53:01,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:53:01,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 16:53:01,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:01,422 INFO L87 Difference]: Start difference. First operand has 40 states, 25 states have (on average 1.36) internal successors, (34), 31 states have internal predecessors, (34), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:01,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:53:01,481 INFO L93 Difference]: Finished difference Result 71 states and 85 transitions. [2022-11-25 16:53:01,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 16:53:01,483 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 21 [2022-11-25 16:53:01,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:53:01,491 INFO L225 Difference]: With dead ends: 71 [2022-11-25 16:53:01,491 INFO L226 Difference]: Without dead ends: 28 [2022-11-25 16:53:01,494 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:01,497 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 10 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 97 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 16:53:01,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 97 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 16:53:01,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2022-11-25 16:53:01,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2022-11-25 16:53:01,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 28 states, 19 states have (on average 1.263157894736842) internal successors, (24), 22 states have internal predecessors, (24), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 16:53:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 30 transitions. [2022-11-25 16:53:01,534 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 30 transitions. Word has length 21 [2022-11-25 16:53:01,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:53:01,536 INFO L495 AbstractCegarLoop]: Abstraction has 28 states and 30 transitions. [2022-11-25 16:53:01,536 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:01,536 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-11-25 16:53:01,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-25 16:53:01,538 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:01,538 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:01,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 16:53:01,539 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:01,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:01,540 INFO L85 PathProgramCache]: Analyzing trace with hash -304263391, now seen corresponding path program 1 times [2022-11-25 16:53:01,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:53:01,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2116397083] [2022-11-25 16:53:01,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:01,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:53:01,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-25 16:53:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-11-25 16:53:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2022-11-25 16:53:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:01,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 16:53:01,847 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-25 16:53:01,848 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2116397083] [2022-11-25 16:53:01,848 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2116397083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:53:01,848 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:53:01,848 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 16:53:01,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [161240516] [2022-11-25 16:53:01,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:53:01,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 16:53:01,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-25 16:53:01,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 16:53:01,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:01,851 INFO L87 Difference]: Start difference. First operand 28 states and 30 transitions. Second operand has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:01,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:53:01,877 INFO L93 Difference]: Finished difference Result 28 states and 30 transitions. [2022-11-25 16:53:01,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 16:53:01,878 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 23 [2022-11-25 16:53:01,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:53:01,879 INFO L225 Difference]: With dead ends: 28 [2022-11-25 16:53:01,880 INFO L226 Difference]: Without dead ends: 26 [2022-11-25 16:53:01,880 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:01,882 INFO L413 NwaCegarLoop]: 23 mSDtfsCounter, 10 mSDsluCounter, 12 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 16:53:01,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 35 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 16:53:01,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-25 16:53:01,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 26. [2022-11-25 16:53:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26 states, 19 states have (on average 1.1578947368421053) internal successors, (22), 20 states have internal predecessors, (22), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 16:53:01,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 26 states and 28 transitions. [2022-11-25 16:53:01,910 INFO L78 Accepts]: Start accepts. Automaton has 26 states and 28 transitions. Word has length 23 [2022-11-25 16:53:01,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:53:01,910 INFO L495 AbstractCegarLoop]: Abstraction has 26 states and 28 transitions. [2022-11-25 16:53:01,911 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 7.5) internal successors, (15), 3 states have internal predecessors, (15), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:01,911 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 28 transitions. [2022-11-25 16:53:01,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-25 16:53:01,912 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:01,912 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:01,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-25 16:53:01,913 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:01,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:01,914 INFO L85 PathProgramCache]: Analyzing trace with hash -842230459, now seen corresponding path program 1 times [2022-11-25 16:53:01,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-25 16:53:01,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417100277] [2022-11-25 16:53:01,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:01,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 16:53:01,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:01,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:53:02,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:02,050 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-25 16:53:02,051 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 16:53:02,052 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-25 16:53:02,054 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-25 16:53:02,055 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-25 16:53:02,056 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-25 16:53:02,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-25 16:53:02,060 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-25 16:53:02,065 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 16:53:02,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:53:02 BoogieIcfgContainer [2022-11-25 16:53:02,102 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 16:53:02,102 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:53:02,102 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:53:02,103 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:53:02,103 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:00" (3/4) ... [2022-11-25 16:53:02,106 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-25 16:53:02,106 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:53:02,107 INFO L158 Benchmark]: Toolchain (without parser) took 3144.76ms. Allocated memory was 136.3MB in the beginning and 211.8MB in the end (delta: 75.5MB). Free memory was 79.8MB in the beginning and 162.2MB in the end (delta: -82.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:02,107 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:02,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1188.33ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 79.7MB in the beginning and 94.5MB in the end (delta: -14.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:02,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.61ms. Allocated memory is still 176.2MB. Free memory was 94.5MB in the beginning and 91.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:02,109 INFO L158 Benchmark]: Boogie Preprocessor took 27.85ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:02,110 INFO L158 Benchmark]: RCFGBuilder took 614.13ms. Allocated memory is still 176.2MB. Free memory was 89.7MB in the beginning and 128.1MB in the end (delta: -38.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-25 16:53:02,110 INFO L158 Benchmark]: TraceAbstraction took 1251.07ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 127.1MB in the beginning and 162.2MB in the end (delta: -35.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. [2022-11-25 16:53:02,110 INFO L158 Benchmark]: Witness Printer took 4.09ms. Allocated memory is still 211.8MB. Free memory is still 162.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:02,113 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 136.3MB. Free memory is still 109.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1188.33ms. Allocated memory was 136.3MB in the beginning and 176.2MB in the end (delta: 39.8MB). Free memory was 79.7MB in the beginning and 94.5MB in the end (delta: -14.9MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.61ms. Allocated memory is still 176.2MB. Free memory was 94.5MB in the beginning and 91.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.85ms. Allocated memory is still 176.2MB. Free memory was 91.8MB in the beginning and 89.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 614.13ms. Allocated memory is still 176.2MB. Free memory was 89.7MB in the beginning and 128.1MB in the end (delta: -38.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1251.07ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 127.1MB in the beginning and 162.2MB in the end (delta: -35.1MB). Peak memory consumption was 3.6MB. Max. memory is 16.1GB. * Witness Printer took 4.09ms. Allocated memory is still 211.8MB. Free memory is still 162.2MB. 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: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseXor at line 1554, overapproximation of bitwiseAnd at line 1554. Possible FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1583] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1583] RET printLine("Calling bad()...") VAL [\old(argc)=2147483649, argc=2147483649, argv={2147483648:2147483650}, argv={2147483648:2147483650}, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1584] CALL CWE190_Integer_Overflow__int_rand_add_12_bad() [L1550] int data; [L1551] 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] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [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()=2147450879, rand()=0, rand()=5, rand()=65535, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483647] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1571]: 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 4 procedures, 40 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 132 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 49 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 83 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 0.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 66 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-25 16:53:02,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R --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 3bc38db12136d1c02269491070b31d45fbb696ff8cdefa964932700291c696cb --- 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-38b53e6 [2022-11-25 16:53:04,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 16:53:04,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 16:53:04,558 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 16:53:04,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 16:53:04,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 16:53:04,561 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 16:53:04,563 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 16:53:04,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 16:53:04,566 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 16:53:04,567 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 16:53:04,569 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 16:53:04,569 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 16:53:04,570 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 16:53:04,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 16:53:04,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 16:53:04,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 16:53:04,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 16:53:04,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 16:53:04,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 16:53:04,580 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 16:53:04,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 16:53:04,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 16:53:04,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 16:53:04,594 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 16:53:04,594 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 16:53:04,595 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 16:53:04,596 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 16:53:04,596 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 16:53:04,597 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 16:53:04,598 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 16:53:04,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 16:53:04,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 16:53:04,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 16:53:04,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 16:53:04,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 16:53:04,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 16:53:04,615 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 16:53:04,615 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 16:53:04,616 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 16:53:04,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 16:53:04,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2022-11-25 16:53:04,669 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 16:53:04,670 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 16:53:04,671 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 16:53:04,671 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 16:53:04,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 16:53:04,672 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 16:53:04,673 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-25 16:53:04,673 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-25 16:53:04,673 INFO L138 SettingsManager]: * Use SBE=true [2022-11-25 16:53:04,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 16:53:04,675 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 16:53:04,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 16:53:04,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 16:53:04,675 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 16:53:04,675 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 16:53:04,676 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 16:53:04,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 16:53:04,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 16:53:04,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-25 16:53:04,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 16:53:04,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:04,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 16:53:04,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 16:53:04,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 16:53:04,678 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-25 16:53:04,678 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-25 16:53:04,678 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-25 16:53:04,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 16:53:04,679 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-11-25 16:53:04,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-25 16:53:04,679 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2022-11-25 16:53:04,680 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_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc38db12136d1c02269491070b31d45fbb696ff8cdefa964932700291c696cb [2022-11-25 16:53:05,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 16:53:05,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 16:53:05,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 16:53:05,118 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 16:53:05,119 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 16:53:05,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:53:08,180 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 16:53:08,567 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 16:53:08,568 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:53:08,588 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/eed816809/dce9e2a4ed604285b6046f97a1183f82/FLAG9e99134b7 [2022-11-25 16:53:08,609 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/data/eed816809/dce9e2a4ed604285b6046f97a1183f82 [2022-11-25 16:53:08,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 16:53:08,619 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 16:53:08,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:08,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 16:53:08,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 16:53:08,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:08" (1/1) ... [2022-11-25 16:53:08,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18c11f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:08, skipping insertion in model container [2022-11-25 16:53:08,627 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:53:08" (1/1) ... [2022-11-25 16:53:08,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 16:53:08,683 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 16:53:09,148 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:09,907 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:09,913 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:09,916 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:09,923 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:09,925 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:09,969 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:09,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:09,991 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 16:53:10,026 WARN L611 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2022-11-25 16:53:10,095 WARN L623 FunctionHandler]: Unknown extern function puts [2022-11-25 16:53:10,097 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:10,098 WARN L623 FunctionHandler]: Unknown extern function __ctype_b_loc [2022-11-25 16:53:10,100 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:10,101 WARN L623 FunctionHandler]: Unknown extern function iswxdigit [2022-11-25 16:53:10,106 WARN L623 FunctionHandler]: Unknown extern function time [2022-11-25 16:53:10,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 16:53:10,264 INFO L208 MainTranslator]: Completed translation [2022-11-25 16:53:10,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10 WrapperNode [2022-11-25 16:53:10,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 16:53:10,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:10,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 16:53:10,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 16:53:10,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,303 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,339 INFO L138 Inliner]: procedures = 504, calls = 59, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-11-25 16:53:10,340 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 16:53:10,341 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 16:53:10,341 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 16:53:10,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 16:53:10,351 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,351 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,374 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,378 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 16:53:10,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 16:53:10,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 16:53:10,414 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 16:53:10,415 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (1/1) ... [2022-11-25 16:53:10,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 16:53:10,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 [2022-11-25 16:53:10,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 16:53:10,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 16:53:10,514 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2022-11-25 16:53:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2022-11-25 16:53:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure globalReturnsTrueOrFalse [2022-11-25 16:53:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure globalReturnsTrueOrFalse [2022-11-25 16:53:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2022-11-25 16:53:10,515 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2022-11-25 16:53:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-25 16:53:10,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 16:53:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 16:53:10,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 16:53:10,516 INFO L130 BoogieDeclarations]: Found specification of procedure time [2022-11-25 16:53:10,665 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 16:53:10,667 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 16:53:10,836 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 16:53:10,842 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 16:53:10,842 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 16:53:10,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:10 BoogieIcfgContainer [2022-11-25 16:53:10,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 16:53:10,853 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 16:53:10,853 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 16:53:10,856 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 16:53:10,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 04:53:08" (1/3) ... [2022-11-25 16:53:10,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@689b6ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:10, skipping insertion in model container [2022-11-25 16:53:10,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:53:10" (2/3) ... [2022-11-25 16:53:10,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@689b6ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 04:53:10, skipping insertion in model container [2022-11-25 16:53:10,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:10" (3/3) ... [2022-11-25 16:53:10,859 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_add_12_bad.i [2022-11-25 16:53:10,890 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 16:53:10,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-25 16:53:10,935 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 16:53:10,940 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;@17979387, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 16:53:10,941 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-25 16:53:10,945 INFO L276 IsEmpty]: Start isEmpty. Operand has 38 states, 23 states have (on average 1.391304347826087) internal successors, (32), 29 states have internal predecessors, (32), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-25 16:53:10,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-25 16:53:10,953 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:10,954 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:10,955 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:10,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:10,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1566579328, now seen corresponding path program 1 times [2022-11-25 16:53:10,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 16:53:10,973 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1765437825] [2022-11-25 16:53:10,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:10,974 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 [2022-11-25 16:53:10,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 16:53:10,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 16:53:10,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:11,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:11,166 INFO L263 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-25 16:53:11,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:53:11,204 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 16:53:11,204 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 16:53:11,205 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 16:53:11,205 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1765437825] [2022-11-25 16:53:11,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1765437825] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:53:11,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:53:11,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-25 16:53:11,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383343395] [2022-11-25 16:53:11,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:53:11,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-25 16:53:11,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 16:53:11,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-25 16:53:11,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 16:53:11,250 INFO L87 Difference]: Start difference. First operand has 38 states, 23 states have (on average 1.391304347826087) internal successors, (32), 29 states have internal predecessors, (32), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (7), 5 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 2 states, 1 states have (on average 11.0) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 16:53:11,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:53:11,270 INFO L93 Difference]: Finished difference Result 38 states and 46 transitions. [2022-11-25 16:53:11,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-25 16:53:11,277 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 11.0) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 19 [2022-11-25 16:53:11,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:53:11,286 INFO L225 Difference]: With dead ends: 38 [2022-11-25 16:53:11,287 INFO L226 Difference]: Without dead ends: 24 [2022-11-25 16:53:11,291 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-25 16:53:11,297 INFO L413 NwaCegarLoop]: 44 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, 44 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 [2022-11-25 16:53:11,299 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 16:53:11,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-25 16:53:11,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-25 16:53:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.2352941176470589) internal successors, (21), 18 states have internal predecessors, (21), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 16:53:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 27 transitions. [2022-11-25 16:53:11,348 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 27 transitions. Word has length 19 [2022-11-25 16:53:11,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:53:11,351 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 27 transitions. [2022-11-25 16:53:11,351 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 11.0) internal successors, (11), 2 states have internal predecessors, (11), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-11-25 16:53:11,352 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 27 transitions. [2022-11-25 16:53:11,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-25 16:53:11,355 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:11,355 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:11,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:11,583 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:11,583 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:11,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:11,584 INFO L85 PathProgramCache]: Analyzing trace with hash -1319318844, now seen corresponding path program 1 times [2022-11-25 16:53:11,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 16:53:11,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580142919] [2022-11-25 16:53:11,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:11,588 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 [2022-11-25 16:53:11,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 16:53:11,589 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 16:53:11,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:11,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 16:53:11,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-25 16:53:11,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 16:53:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-11-25 16:53:11,770 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 16:53:11,770 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-25 16:53:11,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1580142919] [2022-11-25 16:53:11,771 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1580142919] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 16:53:11,771 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 16:53:11,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-25 16:53:11,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786690281] [2022-11-25 16:53:11,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 16:53:11,773 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-25 16:53:11,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-25 16:53:11,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-25 16:53:11,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:11,774 INFO L87 Difference]: Start difference. First operand 24 states and 27 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:11,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 16:53:11,797 INFO L93 Difference]: Finished difference Result 33 states and 36 transitions. [2022-11-25 16:53:11,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-25 16:53:11,798 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 20 [2022-11-25 16:53:11,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 16:53:11,799 INFO L225 Difference]: With dead ends: 33 [2022-11-25 16:53:11,799 INFO L226 Difference]: Without dead ends: 24 [2022-11-25 16:53:11,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-25 16:53:11,800 INFO L413 NwaCegarLoop]: 30 mSDtfsCounter, 3 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-25 16:53:11,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 49 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-25 16:53:11,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2022-11-25 16:53:11,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2022-11-25 16:53:11,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 17 states have (on average 1.1764705882352942) internal successors, (20), 18 states have internal predecessors, (20), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-25 16:53:11,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 26 transitions. [2022-11-25 16:53:11,806 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 26 transitions. Word has length 20 [2022-11-25 16:53:11,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 16:53:11,807 INFO L495 AbstractCegarLoop]: Abstraction has 24 states and 26 transitions. [2022-11-25 16:53:11,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-25 16:53:11,807 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 26 transitions. [2022-11-25 16:53:11,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-25 16:53:11,808 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 16:53:11,808 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 16:53:11,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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)] Forceful destruction successful, exit code 0 [2022-11-25 16:53:12,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:12,021 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2022-11-25 16:53:12,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 16:53:12,022 INFO L85 PathProgramCache]: Analyzing trace with hash 677386505, now seen corresponding path program 1 times [2022-11-25 16:53:12,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-25 16:53:12,023 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2088862552] [2022-11-25 16:53:12,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 16:53:12,023 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 [2022-11-25 16:53:12,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/mathsat [2022-11-25 16:53:12,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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) [2022-11-25 16:53:12,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 (4)] Waiting until timeout for monitored process [2022-11-25 16:53:12,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:12,112 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-25 16:53:12,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-25 16:53:12,176 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2022-11-25 16:53:12,177 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-11-25 16:53:12,178 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2022-11-25 16:53:12,180 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2022-11-25 16:53:12,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2022-11-25 16:53:12,181 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2022-11-25 16:53:12,195 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 (4)] Forceful destruction successful, exit code 0 [2022-11-25 16:53:12,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/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 [2022-11-25 16:53:12,393 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-25 16:53:12,399 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-25 16:53:12,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 04:53:12 BoogieIcfgContainer [2022-11-25 16:53:12,441 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 16:53:12,442 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 16:53:12,442 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 16:53:12,442 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 16:53:12,443 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:53:10" (3/4) ... [2022-11-25 16:53:12,453 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-11-25 16:53:12,516 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/witness.graphml [2022-11-25 16:53:12,516 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 16:53:12,517 INFO L158 Benchmark]: Toolchain (without parser) took 3898.00ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.8MB in the beginning and 57.6MB in the end (delta: -15.8MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,518 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 16:53:12,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1644.94ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 43.3MB in the end (delta: -1.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.90ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 40.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,519 INFO L158 Benchmark]: Boogie Preprocessor took 71.65ms. Allocated memory is still 88.1MB. Free memory was 40.0MB in the beginning and 37.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,520 INFO L158 Benchmark]: RCFGBuilder took 437.80ms. Allocated memory is still 88.1MB. Free memory was 37.9MB in the beginning and 48.8MB in the end (delta: -10.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,520 INFO L158 Benchmark]: TraceAbstraction took 1588.09ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 33.4MB in the end (delta: 14.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,521 INFO L158 Benchmark]: Witness Printer took 74.75ms. Allocated memory is still 88.1MB. Free memory was 33.4MB in the beginning and 57.6MB in the end (delta: -24.2MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-25 16:53:12,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.54ms. Allocated memory is still 67.1MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1644.94ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 41.6MB in the beginning and 43.3MB in the end (delta: -1.7MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.90ms. Allocated memory is still 88.1MB. Free memory was 42.9MB in the beginning and 40.0MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.65ms. Allocated memory is still 88.1MB. Free memory was 40.0MB in the beginning and 37.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 437.80ms. Allocated memory is still 88.1MB. Free memory was 37.9MB in the beginning and 48.8MB in the end (delta: -10.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1588.09ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 33.4MB in the end (delta: 14.7MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * Witness Printer took 74.75ms. Allocated memory is still 88.1MB. Free memory was 33.4MB in the beginning and 57.6MB in the end (delta: -24.2MB). Peak memory consumption was 4.5MB. 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: 1563]: integer overflow possible integer overflow possible We found a FailurePath: [L1522] const int GLOBAL_CONST_TRUE = 1; [L1523] const int GLOBAL_CONST_FALSE = 0; [L1524] const int GLOBAL_CONST_FIVE = 5; [L1525] int globalTrue = 1; [L1526] int globalFalse = 0; [L1527] int globalFive = 5; [L1546] int globalArgc = 0; [L1547] char** globalArgv = ((void *)0); VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1583] 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={3:0}] [L1414] COND TRUE line != ((void *)0) [L1583] 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] [L1584] CALL CWE190_Integer_Overflow__int_rand_add_12_bad() [L1550] int data; [L1551] 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] [L1552] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1552] RET globalReturnsTrueOrFalse() VAL [data=0, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1552] COND TRUE globalReturnsTrueOrFalse() [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 [L1554] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1 VAL [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()=32767, rand()=1, rand()=32767, rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1=2147483647] [L1554] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1)) [L1560] CALL globalReturnsTrueOrFalse() VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] [L1520] return (rand() % 2); [L1560] RET globalReturnsTrueOrFalse() VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalReturnsTrueOrFalse()=1, globalTrue=1] [L1560] COND TRUE globalReturnsTrueOrFalse() [L1563] data + 1 VAL [data=2147483647, GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1] - UnprovableResult [Line: 1563]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1571]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: Not analyzed. - UnprovableResult [Line: 1571]: 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 4 procedures, 38 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 93 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 74 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred 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: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 61 NumberOfCodeBlocks, 61 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 37 ConstructedInterpolants, 0 QuantifiedInterpolants, 45 SizeOfPredicates, 0 NumberOfNonLiveVariables, 123 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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! [2022-11-25 16:53:12,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b27aee7b-4496-4f1a-8b32-4be0e47a3823/bin/uautomizer-ZsLfNo2U6R/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(OVERFLOW)