/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-15 20:36:34,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-15 20:36:34,951 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-15 20:36:35,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-15 20:36:35,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-15 20:36:35,018 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-15 20:36:35,023 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-15 20:36:35,032 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-15 20:36:35,035 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-15 20:36:35,043 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-15 20:36:35,044 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-15 20:36:35,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-15 20:36:35,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-15 20:36:35,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-15 20:36:35,053 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-15 20:36:35,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-15 20:36:35,069 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-15 20:36:35,071 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-15 20:36:35,075 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-15 20:36:35,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-15 20:36:35,086 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-15 20:36:35,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-15 20:36:35,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-15 20:36:35,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-15 20:36:35,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-15 20:36:35,102 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-15 20:36:35,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-15 20:36:35,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-15 20:36:35,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-15 20:36:35,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-15 20:36:35,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-15 20:36:35,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-15 20:36:35,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-15 20:36:35,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-15 20:36:35,112 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-15 20:36:35,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-15 20:36:35,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-15 20:36:35,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-15 20:36:35,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-15 20:36:35,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-15 20:36:35,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-15 20:36:35,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-15 20:36:35,170 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-15 20:36:35,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-15 20:36:35,171 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-15 20:36:35,171 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-15 20:36:35,173 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-15 20:36:35,174 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-15 20:36:35,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-15 20:36:35,177 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-15 20:36:35,177 INFO L138 SettingsManager]: * Use SBE=true [2022-10-15 20:36:35,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-15 20:36:35,179 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-15 20:36:35,179 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-15 20:36:35,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-15 20:36:35,180 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-15 20:36:35,181 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-15 20:36:35,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-15 20:36:35,181 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-15 20:36:35,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-15 20:36:35,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-15 20:36:35,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-15 20:36:35,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-15 20:36:35,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:36:35,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-15 20:36:35,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-15 20:36:35,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-15 20:36:35,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-15 20:36:35,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-15 20:36:35,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-15 20:36:35,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-15 20:36:35,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-15 20:36:35,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-15 20:36:35,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-15 20:36:35,672 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-15 20:36:35,673 INFO L275 PluginConnector]: CDTParser initialized [2022-10-15 20:36:35,674 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i [2022-10-15 20:36:35,762 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1407e19f/10d3d53db918454a80176a363693cbb6/FLAGb348e0107 [2022-10-15 20:36:36,776 INFO L306 CDTParser]: Found 1 translation units. [2022-10-15 20:36:36,777 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i [2022-10-15 20:36:36,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1407e19f/10d3d53db918454a80176a363693cbb6/FLAGb348e0107 [2022-10-15 20:36:36,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a1407e19f/10d3d53db918454a80176a363693cbb6 [2022-10-15 20:36:36,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-15 20:36:36,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-15 20:36:36,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-15 20:36:36,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-15 20:36:36,867 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-15 20:36:36,868 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:36:36" (1/1) ... [2022-10-15 20:36:36,869 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23c27c3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:36, skipping insertion in model container [2022-10-15 20:36:36,869 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:36:36" (1/1) ... [2022-10-15 20:36:36,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-15 20:36:37,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-15 20:36:37,413 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i[4531,4544] [2022-10-15 20:36:37,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i[4591,4604] [2022-10-15 20:36:38,522 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,523 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,524 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,525 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,526 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,543 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,544 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,546 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,547 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,553 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,556 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,557 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,557 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,805 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-15 20:36:38,810 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-15 20:36:38,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-15 20:36:38,816 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-15 20:36:38,818 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-15 20:36:38,818 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-15 20:36:38,819 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-15 20:36:38,820 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-15 20:36:38,821 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-15 20:36:38,821 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-15 20:36:38,901 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:36:38,913 INFO L203 MainTranslator]: Completed pre-run [2022-10-15 20:36:38,929 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i[4531,4544] [2022-10-15 20:36:38,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memcpy_using_uint64_harness.i[4591,4604] [2022-10-15 20:36:38,993 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,993 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:38,995 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,004 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,005 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,010 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,011 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,012 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,013 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,014 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,014 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-15 20:36:39,036 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-15 20:36:39,037 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-15 20:36:39,038 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-15 20:36:39,039 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-15 20:36:39,041 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-15 20:36:39,046 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-15 20:36:39,047 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-15 20:36:39,048 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-15 20:36:39,049 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-15 20:36:39,049 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-15 20:36:39,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-15 20:36:39,255 INFO L208 MainTranslator]: Completed translation [2022-10-15 20:36:39,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39 WrapperNode [2022-10-15 20:36:39,255 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-15 20:36:39,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-15 20:36:39,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-15 20:36:39,257 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-15 20:36:39,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,355 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,439 INFO L138 Inliner]: procedures = 593, calls = 627, calls flagged for inlining = 39, calls inlined = 6, statements flattened = 139 [2022-10-15 20:36:39,439 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-15 20:36:39,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-15 20:36:39,440 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-15 20:36:39,440 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-15 20:36:39,452 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,452 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,457 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,458 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,476 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,487 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,496 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-15 20:36:39,498 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-15 20:36:39,498 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-15 20:36:39,498 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-15 20:36:39,499 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (1/1) ... [2022-10-15 20:36:39,507 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-15 20:36:39,527 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 20:36:39,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-15 20:36:39,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-15 20:36:39,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-15 20:36:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-15 20:36:39,639 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-15 20:36:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-15 20:36:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-15 20:36:39,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-15 20:36:39,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-15 20:36:39,641 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-15 20:36:39,642 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-15 20:36:39,642 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-15 20:36:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-10-15 20:36:39,643 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-10-15 20:36:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-15 20:36:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-15 20:36:39,901 INFO L235 CfgBuilder]: Building ICFG [2022-10-15 20:36:39,903 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-15 20:36:40,411 INFO L276 CfgBuilder]: Performing block encoding [2022-10-15 20:36:40,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-15 20:36:40,430 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-15 20:36:40,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:40 BoogieIcfgContainer [2022-10-15 20:36:40,434 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-15 20:36:40,438 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-15 20:36:40,438 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-15 20:36:40,442 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-15 20:36:40,442 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:36:36" (1/3) ... [2022-10-15 20:36:40,443 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3356fda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:40, skipping insertion in model container [2022-10-15 20:36:40,443 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:36:39" (2/3) ... [2022-10-15 20:36:40,444 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3356fda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:36:40, skipping insertion in model container [2022-10-15 20:36:40,444 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:36:40" (3/3) ... [2022-10-15 20:36:40,446 INFO L112 eAbstractionObserver]: Analyzing ICFG memcpy_using_uint64_harness.i [2022-10-15 20:36:40,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-15 20:36:40,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-10-15 20:36:40,544 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-15 20:36:40,554 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=FINITE_AUTOMATA, 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;@12586168, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-15 20:36:40,554 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-10-15 20:36:40,560 INFO L276 IsEmpty]: Start isEmpty. Operand has 65 states, 48 states have (on average 1.375) internal successors, (66), 50 states have internal predecessors, (66), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2022-10-15 20:36:40,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-15 20:36:40,570 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:36:40,571 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-10-15 20:36:40,572 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-15 20:36:40,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:36:40,578 INFO L85 PathProgramCache]: Analyzing trace with hash 30607338, now seen corresponding path program 1 times [2022-10-15 20:36:40,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:36:40,592 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971970323] [2022-10-15 20:36:40,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:36:40,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:36:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:36:41,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 20:36:41,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:36:41,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971970323] [2022-10-15 20:36:41,193 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971970323] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:36:41,193 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:36:41,193 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 20:36:41,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770641013] [2022-10-15 20:36:41,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:36:41,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 20:36:41,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:36:41,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 20:36:41,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 20:36:41,254 INFO L87 Difference]: Start difference. First operand has 65 states, 48 states have (on average 1.375) internal successors, (66), 50 states have internal predecessors, (66), 11 states have call successors, (11), 3 states have call predecessors, (11), 3 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:36:41,352 INFO L93 Difference]: Finished difference Result 128 states and 184 transitions. [2022-10-15 20:36:41,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 20:36:41,358 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-10-15 20:36:41,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:36:41,366 INFO L225 Difference]: With dead ends: 128 [2022-10-15 20:36:41,366 INFO L226 Difference]: Without dead ends: 12 [2022-10-15 20:36:41,371 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:36:41,375 INFO L413 NwaCegarLoop]: 79 mSDtfsCounter, 3 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 20:36:41,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 233 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 20:36:41,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2022-10-15 20:36:41,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2022-10-15 20:36:41,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 10 states have (on average 1.2) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-10-15 20:36:41,410 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 5 [2022-10-15 20:36:41,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:36:41,411 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-10-15 20:36:41,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.6666666666666667) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-10-15 20:36:41,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-15 20:36:41,412 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:36:41,412 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2022-10-15 20:36:41,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-15 20:36:41,413 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-15 20:36:41,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:36:41,414 INFO L85 PathProgramCache]: Analyzing trace with hash 1341093862, now seen corresponding path program 1 times [2022-10-15 20:36:41,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:36:41,415 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121577338] [2022-10-15 20:36:41,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:36:41,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:36:41,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:36:41,577 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-15 20:36:41,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:36:41,578 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121577338] [2022-10-15 20:36:41,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121577338] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:36:41,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-15 20:36:41,579 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-10-15 20:36:41,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077590117] [2022-10-15 20:36:41,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:36:41,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 20:36:41,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:36:41,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 20:36:41,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-15 20:36:41,591 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:36:41,621 INFO L93 Difference]: Finished difference Result 12 states and 12 transitions. [2022-10-15 20:36:41,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 20:36:41,622 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-10-15 20:36:41,622 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:36:41,622 INFO L225 Difference]: With dead ends: 12 [2022-10-15 20:36:41,622 INFO L226 Difference]: Without dead ends: 11 [2022-10-15 20:36:41,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-10-15 20:36:41,625 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 5 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 20:36:41,625 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 4 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 20:36:41,626 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-10-15 20:36:41,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 11. [2022-10-15 20:36:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2022-10-15 20:36:41,629 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 9 [2022-10-15 20:36:41,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:36:41,630 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2022-10-15 20:36:41,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:41,630 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2022-10-15 20:36:41,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-15 20:36:41,631 INFO L187 NwaCegarLoop]: Found error trace [2022-10-15 20:36:41,631 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1] [2022-10-15 20:36:41,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-15 20:36:41,632 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] === [2022-10-15 20:36:41,632 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-15 20:36:41,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1375763190, now seen corresponding path program 1 times [2022-10-15 20:36:41,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-15 20:36:41,633 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161075629] [2022-10-15 20:36:41,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:36:41,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-15 20:36:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:36:41,808 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 20:36:41,809 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-15 20:36:41,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161075629] [2022-10-15 20:36:41,809 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [161075629] provided 0 perfect and 1 imperfect interpolant sequences [2022-10-15 20:36:41,809 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2126085139] [2022-10-15 20:36:41,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-15 20:36:41,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 20:36:41,810 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-15 20:36:41,818 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-10-15 20:36:41,839 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-10-15 20:36:41,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-15 20:36:41,958 INFO L263 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjunts are in the unsatisfiable core [2022-10-15 20:36:41,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-15 20:36:42,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-15 20:36:42,031 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-15 20:36:42,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2126085139] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-15 20:36:42,034 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-10-15 20:36:42,034 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2022-10-15 20:36:42,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776476474] [2022-10-15 20:36:42,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-15 20:36:42,039 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-15 20:36:42,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-15 20:36:42,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-15 20:36:42,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-10-15 20:36:42,041 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:42,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-15 20:36:42,070 INFO L93 Difference]: Finished difference Result 11 states and 11 transitions. [2022-10-15 20:36:42,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-10-15 20:36:42,071 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-10-15 20:36:42,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-15 20:36:42,072 INFO L225 Difference]: With dead ends: 11 [2022-10-15 20:36:42,072 INFO L226 Difference]: Without dead ends: 0 [2022-10-15 20:36:42,074 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-10-15 20:36:42,080 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-15 20:36:42,086 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 4 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-10-15 20:36:42,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-15 20:36:42,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-15 20:36:42,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:42,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-15 20:36:42,089 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 10 [2022-10-15 20:36:42,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-15 20:36:42,090 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-15 20:36:42,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-10-15 20:36:42,090 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-15 20:36:42,090 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-15 20:36:42,093 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining) [2022-10-15 20:36:42,094 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining) [2022-10-15 20:36:42,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-10-15 20:36:42,308 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-10-15 20:36:42,311 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-15 20:36:42,341 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 267) no Hoare annotation was computed. [2022-10-15 20:36:42,342 INFO L902 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 267) the Hoare annotation is: true [2022-10-15 20:36:42,342 INFO L899 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 267) no Hoare annotation was computed. [2022-10-15 20:36:42,342 INFO L902 garLoopResultBuilder]: At program point L5882(line 5882) the Hoare annotation is: true [2022-10-15 20:36:42,342 INFO L902 garLoopResultBuilder]: At program point L5882-1(line 5882) the Hoare annotation is: true [2022-10-15 20:36:42,343 INFO L899 garLoopResultBuilder]: For program point L5907(line 5907) no Hoare annotation was computed. [2022-10-15 20:36:42,343 INFO L902 garLoopResultBuilder]: At program point L5874-3(lines 5874 5875) the Hoare annotation is: true [2022-10-15 20:36:42,343 INFO L899 garLoopResultBuilder]: For program point L5874-4(lines 5874 5875) no Hoare annotation was computed. [2022-10-15 20:36:42,343 INFO L899 garLoopResultBuilder]: For program point L5907-2(line 5907) no Hoare annotation was computed. [2022-10-15 20:36:42,343 INFO L899 garLoopResultBuilder]: For program point L5874-2(lines 5874 5875) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point L5899(line 5899) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point L5899-2(line 5899) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 5934) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-15 20:36:42,344 INFO L899 garLoopResultBuilder]: For program point L5916-2(lines 5916 5918) no Hoare annotation was computed. [2022-10-15 20:36:42,345 INFO L902 garLoopResultBuilder]: At program point L5916-3(lines 5916 5918) the Hoare annotation is: true [2022-10-15 20:36:42,345 INFO L899 garLoopResultBuilder]: For program point L5916-4(lines 5916 5918) no Hoare annotation was computed. [2022-10-15 20:36:42,345 INFO L902 garLoopResultBuilder]: At program point L5867(line 5867) the Hoare annotation is: true [2022-10-15 20:36:42,345 INFO L902 garLoopResultBuilder]: At program point L5867-1(line 5867) the Hoare annotation is: true [2022-10-15 20:36:42,346 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 5934) no Hoare annotation was computed. [2022-10-15 20:36:42,346 INFO L902 garLoopResultBuilder]: At program point L5661(line 5661) the Hoare annotation is: true [2022-10-15 20:36:42,346 INFO L899 garLoopResultBuilder]: For program point L5661-1(line 5661) no Hoare annotation was computed. [2022-10-15 20:36:42,346 INFO L899 garLoopResultBuilder]: For program point L5909(line 5909) no Hoare annotation was computed. [2022-10-15 20:36:42,346 INFO L899 garLoopResultBuilder]: For program point L5934-3(line 5934) no Hoare annotation was computed. [2022-10-15 20:36:42,346 INFO L899 garLoopResultBuilder]: For program point L5901-2(line 5901) no Hoare annotation was computed. [2022-10-15 20:36:42,347 INFO L899 garLoopResultBuilder]: For program point L5934-4(line 5934) no Hoare annotation was computed. [2022-10-15 20:36:42,347 INFO L899 garLoopResultBuilder]: For program point L5901(line 5901) no Hoare annotation was computed. [2022-10-15 20:36:42,347 INFO L899 garLoopResultBuilder]: For program point L5934-2(lines 5934 5936) no Hoare annotation was computed. [2022-10-15 20:36:42,347 INFO L895 garLoopResultBuilder]: At program point L5934-5(lines 5934 5936) the Hoare annotation is: (<= 0 (+ |ULTIMATE.start_memcpy_using_uint64_harness_~i~5#1| 2147483648)) [2022-10-15 20:36:42,347 INFO L899 garLoopResultBuilder]: For program point L5934-6(lines 5934 5936) no Hoare annotation was computed. [2022-10-15 20:36:42,348 INFO L902 garLoopResultBuilder]: At program point L5662(lines 5662 5664) the Hoare annotation is: true [2022-10-15 20:36:42,348 INFO L899 garLoopResultBuilder]: For program point L5662-1(lines 5662 5664) no Hoare annotation was computed. [2022-10-15 20:36:42,348 INFO L899 garLoopResultBuilder]: For program point L5654(lines 5654 5667) no Hoare annotation was computed. [2022-10-15 20:36:42,348 INFO L902 garLoopResultBuilder]: At program point L5877(lines 5866 5878) the Hoare annotation is: true [2022-10-15 20:36:42,348 INFO L902 garLoopResultBuilder]: At program point L5886(line 5886) the Hoare annotation is: true [2022-10-15 20:36:42,349 INFO L902 garLoopResultBuilder]: At program point L5655(line 5655) the Hoare annotation is: true [2022-10-15 20:36:42,349 INFO L899 garLoopResultBuilder]: For program point L5655-1(lines 5654 5667) no Hoare annotation was computed. [2022-10-15 20:36:42,349 INFO L902 garLoopResultBuilder]: At program point L5944(line 5944) the Hoare annotation is: true [2022-10-15 20:36:42,349 INFO L899 garLoopResultBuilder]: For program point L5903(line 5903) no Hoare annotation was computed. [2022-10-15 20:36:42,349 INFO L899 garLoopResultBuilder]: For program point L5903-2(line 5903) no Hoare annotation was computed. [2022-10-15 20:36:42,349 INFO L899 garLoopResultBuilder]: For program point L5887(line 5887) no Hoare annotation was computed. [2022-10-15 20:36:42,350 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-15 20:36:42,350 INFO L902 garLoopResultBuilder]: At program point L5920(lines 5881 5921) the Hoare annotation is: true [2022-10-15 20:36:42,350 INFO L902 garLoopResultBuilder]: At program point L5871(line 5871) the Hoare annotation is: true [2022-10-15 20:36:42,350 INFO L899 garLoopResultBuilder]: For program point L5896(lines 5896 5911) no Hoare annotation was computed. [2022-10-15 20:36:42,350 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-15 20:36:42,351 INFO L902 garLoopResultBuilder]: At program point L5665(line 5665) the Hoare annotation is: true [2022-10-15 20:36:42,351 INFO L899 garLoopResultBuilder]: For program point L5665-1(line 5665) no Hoare annotation was computed. [2022-10-15 20:36:42,351 INFO L899 garLoopResultBuilder]: For program point L5905-2(line 5905) no Hoare annotation was computed. [2022-10-15 20:36:42,351 INFO L899 garLoopResultBuilder]: For program point L5905(line 5905) no Hoare annotation was computed. [2022-10-15 20:36:42,351 INFO L899 garLoopResultBuilder]: For program point L5872(line 5872) no Hoare annotation was computed. [2022-10-15 20:36:42,351 INFO L899 garLoopResultBuilder]: For program point L5930(lines 5930 5943) no Hoare annotation was computed. [2022-10-15 20:36:42,352 INFO L899 garLoopResultBuilder]: For program point L5897-2(line 5897) no Hoare annotation was computed. [2022-10-15 20:36:42,352 INFO L899 garLoopResultBuilder]: For program point L5897(line 5897) no Hoare annotation was computed. [2022-10-15 20:36:42,352 INFO L902 garLoopResultBuilder]: At program point L5939(line 5939) the Hoare annotation is: true [2022-10-15 20:36:42,352 INFO L899 garLoopResultBuilder]: For program point L5939-1(line 5939) no Hoare annotation was computed. [2022-10-15 20:36:42,352 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-10-15 20:36:42,352 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-10-15 20:36:42,353 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-10-15 20:36:42,353 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-10-15 20:36:42,353 INFO L899 garLoopResultBuilder]: For program point L224(line 224) no Hoare annotation was computed. [2022-10-15 20:36:42,353 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 223 225) the Hoare annotation is: true [2022-10-15 20:36:42,353 INFO L899 garLoopResultBuilder]: For program point L224-2(lines 223 225) no Hoare annotation was computed. [2022-10-15 20:36:42,353 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 223 225) no Hoare annotation was computed. [2022-10-15 20:36:42,358 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-10-15 20:36:42,360 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-15 20:36:42,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 08:36:42 BoogieIcfgContainer [2022-10-15 20:36:42,378 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-15 20:36:42,379 INFO L158 Benchmark]: Toolchain (without parser) took 5529.29ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 131.1MB in the beginning and 70.7MB in the end (delta: 60.3MB). Peak memory consumption was 93.8MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,380 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 162.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 8.0GB. [2022-10-15 20:36:42,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2399.04ms. Allocated memory is still 162.5MB. Free memory was 131.1MB in the beginning and 71.3MB in the end (delta: 59.8MB). Peak memory consumption was 60.2MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 182.83ms. Allocated memory is still 162.5MB. Free memory was 71.3MB in the beginning and 66.5MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,384 INFO L158 Benchmark]: Boogie Preprocessor took 56.58ms. Allocated memory is still 162.5MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,384 INFO L158 Benchmark]: RCFGBuilder took 936.29ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 63.4MB in the beginning and 160.4MB in the end (delta: -97.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,385 INFO L158 Benchmark]: TraceAbstraction took 1940.18ms. Allocated memory is still 195.0MB. Free memory was 159.9MB in the beginning and 70.7MB in the end (delta: 89.1MB). Peak memory consumption was 89.1MB. Max. memory is 8.0GB. [2022-10-15 20:36:42,391 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 162.5MB. Free memory is still 133.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 2399.04ms. Allocated memory is still 162.5MB. Free memory was 131.1MB in the beginning and 71.3MB in the end (delta: 59.8MB). Peak memory consumption was 60.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 182.83ms. Allocated memory is still 162.5MB. Free memory was 71.3MB in the beginning and 66.5MB in the end (delta: 4.7MB). Peak memory consumption was 5.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 56.58ms. Allocated memory is still 162.5MB. Free memory was 66.5MB in the beginning and 63.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 936.29ms. Allocated memory was 162.5MB in the beginning and 195.0MB in the end (delta: 32.5MB). Free memory was 63.4MB in the beginning and 160.4MB in the end (delta: -97.0MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 1940.18ms. Allocated memory is still 195.0MB. Free memory was 159.9MB in the beginning and 70.7MB in the end (delta: 89.1MB). Peak memory consumption was 89.1MB. Max. memory is 8.0GB. * 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 - PositiveResult [Line: 5934]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 5934]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 65 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 241 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 158 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 31 IncrementalHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 83 mSDtfsCounter, 31 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=65occurred in iteration=0, InterpolantAutomatonStates: 12, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 39 PreInvPairs, 56 NumberOfFragments, 24 HoareAnnotationTreeSize, 39 FomulaSimplifications, 13 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 72 SizeOfPredicates, 1 NumberOfNonLiveVariables, 117 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 7/11 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 - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 5944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5934]: Loop Invariant Derived loop invariant: 0 <= i + 2147483648 - InvariantResult [Line: 5881]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5866]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5916]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-10-15 20:36:42,432 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...