./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ff439c9da308e48e314eaeb6f620d0560f5430b3c601570b5afd8d635a5b965 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:06,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:06,700 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:06,769 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:06,770 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:06,771 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:06,771 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:06,773 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:06,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:06,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:06,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:06,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:06,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:06,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:06,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:06,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:06,779 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:06,780 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:06,781 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:06,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:06,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:06,788 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:06,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:06,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:06,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:06,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:06,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:06,800 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:06,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:06,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:06,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:06,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:06,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:06,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:06,804 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:06,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:06,805 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:06,805 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:06,806 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:06,806 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:06,807 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:06,810 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:33:06,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:06,830 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:06,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:06,831 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:06,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:06,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:06,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:06,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:06,833 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:06,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:06,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:33:06,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:06,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:06,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:06,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:06,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:06,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:06,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:06,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:06,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:06,835 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:06,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:06,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:06,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:06,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:06,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:33:06,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:33:06,838 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:06,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:06,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:06,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:06,838 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff439c9da308e48e314eaeb6f620d0560f5430b3c601570b5afd8d635a5b965 [2021-12-15 12:33:07,073 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:07,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:07,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:07,110 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:07,111 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:07,112 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i [2021-12-15 12:33:07,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86aaba355/1557c0efac2e45ce84f4c03c6d5c4cd2/FLAGe029770d8 [2021-12-15 12:33:07,650 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:07,651 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i [2021-12-15 12:33:07,676 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86aaba355/1557c0efac2e45ce84f4c03c6d5c4cd2/FLAGe029770d8 [2021-12-15 12:33:07,922 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/86aaba355/1557c0efac2e45ce84f4c03c6d5c4cd2 [2021-12-15 12:33:07,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:07,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:07,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:07,926 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:07,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:07,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:07" (1/1) ... [2021-12-15 12:33:07,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6db16265 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:07, skipping insertion in model container [2021-12-15 12:33:07,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:07" (1/1) ... [2021-12-15 12:33:07,937 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:07,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:08,242 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/memset_using_uint64_harness.i[4493,4506] [2021-12-15 12:33:08,249 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/memset_using_uint64_harness.i[4553,4566] [2021-12-15 12:33:09,016 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,017 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,018 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,019 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,036 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,038 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,040 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,042 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,044 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,045 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,046 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,046 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,144 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:33:09,146 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:33:09,147 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:33:09,148 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:33:09,149 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:33:09,150 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:33:09,151 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:33:09,153 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:33:09,153 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:33:09,154 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:33:09,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:09,219 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:09,228 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/memset_using_uint64_harness.i[4493,4506] [2021-12-15 12:33:09,228 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/memset_using_uint64_harness.i[4553,4566] [2021-12-15 12:33:09,255 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,257 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,261 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,262 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,263 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,263 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,264 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,264 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,265 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,265 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:09,275 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:33:09,276 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:33:09,277 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:33:09,277 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:33:09,278 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:33:09,278 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:33:09,279 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:33:09,279 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:33:09,279 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:33:09,280 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:33:09,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:09,445 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:09,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09 WrapperNode [2021-12-15 12:33:09,446 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:09,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:09,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:09,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:09,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,487 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,528 INFO L137 Inliner]: procedures = 592, calls = 625, calls flagged for inlining = 38, calls inlined = 6, statements flattened = 123 [2021-12-15 12:33:09,528 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:09,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:09,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:09,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:09,536 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,539 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,549 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,556 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,562 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,566 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:09,567 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:09,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:09,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:09,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (1/1) ... [2021-12-15 12:33:09,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:09,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:09,612 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) [2021-12-15 12:33:09,643 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 [2021-12-15 12:33:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:09,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:33:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:33:09,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:33:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:09,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:09,658 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:33:09,658 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:33:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2021-12-15 12:33:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2021-12-15 12:33:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:33:09,660 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:33:09,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:33:09,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:33:09,828 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:09,830 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:10,151 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:33:10,155 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:33:10,156 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:33:10,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:33:10 BoogieIcfgContainer [2021-12-15 12:33:10,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:33:10,158 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:33:10,158 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:33:10,164 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:33:10,165 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:33:07" (1/3) ... [2021-12-15 12:33:10,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eba2d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:33:10, skipping insertion in model container [2021-12-15 12:33:10,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:09" (2/3) ... [2021-12-15 12:33:10,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5eba2d2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:33:10, skipping insertion in model container [2021-12-15 12:33:10,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:33:10" (3/3) ... [2021-12-15 12:33:10,168 INFO L111 eAbstractionObserver]: Analyzing ICFG memset_using_uint64_harness.i [2021-12-15 12:33:10,172 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:33:10,172 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:33:10,207 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:33:10,212 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 12:33:10,212 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:33:10,227 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 54 states have internal predecessors, (71), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-15 12:33:10,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-12-15 12:33:10,232 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:33:10,232 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:33:10,233 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:33:10,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:33:10,240 INFO L85 PathProgramCache]: Analyzing trace with hash -1569633619, now seen corresponding path program 1 times [2021-12-15 12:33:10,245 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:33:10,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [148783214] [2021-12-15 12:33:10,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:33:10,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:33:10,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:33:10,340 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:33:10,348 INFO L158 Benchmark]: Toolchain (without parser) took 2421.43ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 74.2MB in the beginning and 71.1MB in the end (delta: 3.1MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,348 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:10,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1519.70ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 74.2MB in the beginning and 71.2MB in the end (delta: 3.1MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,350 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.16ms. Allocated memory is still 140.5MB. Free memory was 71.2MB in the beginning and 66.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,350 INFO L158 Benchmark]: Boogie Preprocessor took 37.65ms. Allocated memory is still 140.5MB. Free memory was 66.3MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,352 INFO L158 Benchmark]: RCFGBuilder took 589.79ms. Allocated memory is still 140.5MB. Free memory was 64.2MB in the beginning and 83.2MB in the end (delta: -19.0MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,356 INFO L158 Benchmark]: TraceAbstraction took 187.51ms. Allocated memory is still 140.5MB. Free memory was 82.4MB in the beginning and 71.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:10,360 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 107.0MB. Free memory was 64.5MB in the beginning and 64.5MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1519.70ms. Allocated memory was 107.0MB in the beginning and 140.5MB in the end (delta: 33.6MB). Free memory was 74.2MB in the beginning and 71.2MB in the end (delta: 3.1MB). Peak memory consumption was 46.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.16ms. Allocated memory is still 140.5MB. Free memory was 71.2MB in the beginning and 66.3MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.65ms. Allocated memory is still 140.5MB. Free memory was 66.3MB in the beginning and 64.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 589.79ms. Allocated memory is still 140.5MB. Free memory was 64.2MB in the beginning and 83.2MB in the end (delta: -19.0MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. * TraceAbstraction took 187.51ms. Allocated memory is still 140.5MB. Free memory was 82.4MB in the beginning and 71.1MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:33:10,391 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ff439c9da308e48e314eaeb6f620d0560f5430b3c601570b5afd8d635a5b965 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:33:12,023 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:33:12,026 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:33:12,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:33:12,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:33:12,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:33:12,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:33:12,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:33:12,064 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:33:12,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:33:12,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:33:12,075 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:33:12,075 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:33:12,076 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:33:12,077 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:33:12,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:33:12,080 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:33:12,081 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:33:12,082 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:33:12,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:33:12,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:33:12,087 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:33:12,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:33:12,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:33:12,090 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:33:12,092 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:33:12,093 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:33:12,094 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:33:12,095 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:33:12,095 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:33:12,096 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:33:12,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:33:12,097 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:33:12,098 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:33:12,098 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:33:12,099 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:33:12,099 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:33:12,100 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:33:12,100 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:33:12,100 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:33:12,102 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:33:12,102 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:33:12,126 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:33:12,127 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:33:12,128 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:33:12,128 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:33:12,128 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:33:12,129 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:33:12,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:33:12,130 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:33:12,130 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:33:12,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:33:12,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:33:12,131 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:33:12,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:33:12,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:33:12,133 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:33:12,133 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:33:12,133 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:33:12,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:12,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:33:12,142 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:33:12,142 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:33:12,142 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:33:12,143 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:33:12,144 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff439c9da308e48e314eaeb6f620d0560f5430b3c601570b5afd8d635a5b965 [2021-12-15 12:33:12,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:33:12,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:33:12,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:33:12,436 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:33:12,438 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:33:12,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i [2021-12-15 12:33:12,487 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e9ed2b/347ab023dee646fdb8ebf317f851beda/FLAG6cdd262ac [2021-12-15 12:33:13,054 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:33:13,054 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/memset_using_uint64_harness.i [2021-12-15 12:33:13,077 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e9ed2b/347ab023dee646fdb8ebf317f851beda/FLAG6cdd262ac [2021-12-15 12:33:13,462 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a82e9ed2b/347ab023dee646fdb8ebf317f851beda [2021-12-15 12:33:13,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:33:13,465 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:33:13,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:13,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:33:13,469 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:33:13,469 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:13" (1/1) ... [2021-12-15 12:33:13,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f986020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:13, skipping insertion in model container [2021-12-15 12:33:13,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:33:13" (1/1) ... [2021-12-15 12:33:13,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:33:13,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:13,770 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/memset_using_uint64_harness.i[4493,4506] [2021-12-15 12:33:13,775 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/memset_using_uint64_harness.i[4553,4566] [2021-12-15 12:33:14,388 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,389 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,389 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,390 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,390 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,398 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,399 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,407 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,411 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,412 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,413 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,413 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,516 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:33:14,517 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:33:14,518 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:33:14,519 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:33:14,520 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:33:14,520 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:33:14,522 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:33:14,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:33:14,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:33:14,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:33:14,578 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:14,593 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:33:14,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:33:14,618 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/memset_using_uint64_harness.i[4493,4506] [2021-12-15 12:33:14,619 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/memset_using_uint64_harness.i[4553,4566] [2021-12-15 12:33:14,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,647 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,648 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,648 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,649 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,653 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,657 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,658 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,658 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,659 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,662 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,673 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:33:14,674 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:33:14,674 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:33:14,675 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:33:14,676 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:33:14,677 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:33:14,677 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:33:14,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:33:14,678 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:33:14,679 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:33:14,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:14,699 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:33:14,718 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/memset_using_uint64_harness.i[4493,4506] [2021-12-15 12:33:14,723 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/memset_using_uint64_harness.i[4553,4566] [2021-12-15 12:33:14,761 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,762 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,762 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,768 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,771 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,776 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,777 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:33:14,787 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:33:14,793 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:33:14,794 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:33:14,795 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:33:14,796 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:33:14,797 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:33:14,797 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:33:14,798 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:33:14,798 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:33:14,798 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:33:14,828 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:33:14,935 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:33:14,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14 WrapperNode [2021-12-15 12:33:14,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:33:14,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:14,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:33:14,937 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:33:14,941 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:14,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,010 INFO L137 Inliner]: procedures = 611, calls = 625, calls flagged for inlining = 38, calls inlined = 6, statements flattened = 123 [2021-12-15 12:33:15,010 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:33:15,011 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:33:15,011 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:33:15,011 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:33:15,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,023 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,024 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,033 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,036 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:33:15,050 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:33:15,050 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:33:15,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:33:15,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (1/1) ... [2021-12-15 12:33:15,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:33:15,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:33:15,089 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) [2021-12-15 12:33:15,093 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 [2021-12-15 12:33:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:33:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:33:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:33:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:33:15,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:33:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:33:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:33:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:33:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:33:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:33:15,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:33:15,121 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:33:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:33:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:33:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:33:15,122 INFO L130 BoogieDeclarations]: Found specification of procedure assert_all_bytes_are [2021-12-15 12:33:15,123 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_all_bytes_are [2021-12-15 12:33:15,123 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:33:15,123 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:33:15,249 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:33:15,250 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:33:17,709 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:33:17,715 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:33:17,715 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:33:17,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:33:17 BoogieIcfgContainer [2021-12-15 12:33:17,716 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:33:17,717 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:33:17,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:33:17,720 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:33:17,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:33:13" (1/3) ... [2021-12-15 12:33:17,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@329481df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:33:17, skipping insertion in model container [2021-12-15 12:33:17,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:33:14" (2/3) ... [2021-12-15 12:33:17,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@329481df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:33:17, skipping insertion in model container [2021-12-15 12:33:17,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:33:17" (3/3) ... [2021-12-15 12:33:17,722 INFO L111 eAbstractionObserver]: Analyzing ICFG memset_using_uint64_harness.i [2021-12-15 12:33:17,728 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:33:17,728 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:33:17,763 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:33:17,768 INFO L339 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, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 12:33:17,768 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:33:17,784 INFO L276 IsEmpty]: Start isEmpty. Operand has 70 states, 53 states have (on average 1.3396226415094339) internal successors, (71), 54 states have internal predecessors, (71), 11 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-15 12:33:17,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-12-15 12:33:17,789 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:33:17,790 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:33:17,791 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:33:17,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:33:17,799 INFO L85 PathProgramCache]: Analyzing trace with hash 1430345650, now seen corresponding path program 1 times [2021-12-15 12:33:17,810 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:33:17,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1984697961] [2021-12-15 12:33:17,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:33:17,816 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:33:17,816 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:33:17,818 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 12:33:17,847 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 12:33:17,906 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 12:33:18,100 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 12:33:18,101 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:33:18,106 INFO L158 Benchmark]: Toolchain (without parser) took 4639.78ms. Allocated memory was 54.5MB in the beginning and 96.5MB in the end (delta: 41.9MB). Free memory was 27.8MB in the beginning and 52.3MB in the end (delta: -24.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,107 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:33:18,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1469.84ms. Allocated memory was 54.5MB in the beginning and 96.5MB in the end (delta: 41.9MB). Free memory was 27.6MB in the beginning and 37.0MB in the end (delta: -9.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.95ms. Allocated memory is still 96.5MB. Free memory was 37.0MB in the beginning and 62.5MB in the end (delta: -25.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,109 INFO L158 Benchmark]: Boogie Preprocessor took 34.10ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 59.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,112 INFO L158 Benchmark]: RCFGBuilder took 2666.62ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 64.1MB in the end (delta: -4.9MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,113 INFO L158 Benchmark]: TraceAbstraction took 387.11ms. Allocated memory is still 96.5MB. Free memory was 63.6MB in the beginning and 52.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:33:18,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.3MB in the end (delta: 43.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1469.84ms. Allocated memory was 54.5MB in the beginning and 96.5MB in the end (delta: 41.9MB). Free memory was 27.6MB in the beginning and 37.0MB in the end (delta: -9.5MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.95ms. Allocated memory is still 96.5MB. Free memory was 37.0MB in the beginning and 62.5MB in the end (delta: -25.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.10ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 59.2MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2666.62ms. Allocated memory is still 96.5MB. Free memory was 59.2MB in the beginning and 64.1MB in the end (delta: -4.9MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * TraceAbstraction took 387.11ms. Allocated memory is still 96.5MB. Free memory was 63.6MB in the beginning and 52.3MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:33:18,160 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable