./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_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/aws_hash_table_init_unbounded_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 edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:51,187 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:51,188 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:51,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:51,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:51,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:51,217 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:51,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:51,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:51,228 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:51,229 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:51,230 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:51,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:51,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:51,233 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:51,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:51,238 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:51,239 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:51,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:51,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:51,247 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:51,247 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:51,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:51,249 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:51,253 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:51,253 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:51,253 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:51,254 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:51,255 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:51,255 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:51,256 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:51,257 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:51,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:51,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:51,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:51,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:51,260 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:51,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:51,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:51,262 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:51,262 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:51,263 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:31:51,291 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:51,292 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:51,292 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:51,292 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:51,293 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:51,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:51,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:51,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:51,294 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:51,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:51,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:31:51,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:51,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:51,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:51,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:51,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:51,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:51,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:51,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:51,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:51,298 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:51,299 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 [2021-12-15 12:31:51,488 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:51,504 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:51,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:51,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:51,508 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:51,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-12-15 12:31:51,562 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f51ef75/a15b2f850df043d4950977763a63a440/FLAGbd2a46a43 [2021-12-15 12:31:52,173 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:52,174 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-12-15 12:31:52,222 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f51ef75/a15b2f850df043d4950977763a63a440/FLAGbd2a46a43 [2021-12-15 12:31:52,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d6f51ef75/a15b2f850df043d4950977763a63a440 [2021-12-15 12:31:52,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:52,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:52,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:52,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:52,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:52,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:52" (1/1) ... [2021-12-15 12:31:52,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e51bde8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:52, skipping insertion in model container [2021-12-15 12:31:52,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:52" (1/1) ... [2021-12-15 12:31:52,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:52,618 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:52,857 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/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-12-15 12:31:52,864 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/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-12-15 12:31:53,499 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,500 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,500 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,501 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,501 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,522 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,523 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,524 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,525 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,526 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,526 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,527 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,789 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:53,792 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:53,793 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:53,794 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:53,795 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:53,795 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:53,796 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:53,796 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:53,797 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:53,802 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:53,894 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:54,113 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,114 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,129 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,130 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,134 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,135 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,144 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,147 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,169 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:54,203 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:31:54,214 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/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-12-15 12:31:54,214 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/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-12-15 12:31:54,232 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,233 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,234 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,237 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,237 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,238 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,238 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,239 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,239 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,239 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,239 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,261 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:54,262 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:54,262 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:54,263 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:54,263 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:54,263 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:54,264 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:54,264 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:54,264 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:54,265 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:54,285 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:54,401 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,402 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,408 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,408 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,410 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,416 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,416 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,417 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,417 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,418 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,418 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,418 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,429 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:54,579 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:31:54,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54 WrapperNode [2021-12-15 12:31:54,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:54,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:54,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:31:54,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:31:54,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,666 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,718 INFO L137 Inliner]: procedures = 775, calls = 2429, calls flagged for inlining = 66, calls inlined = 11, statements flattened = 779 [2021-12-15 12:31:54,719 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:54,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:31:54,720 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:31:54,720 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:31:54,726 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,733 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,754 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,774 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:31:54,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:31:54,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:31:54,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:31:54,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (1/1) ... [2021-12-15 12:31:54,810 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:54,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:31:54,831 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 12:31:54,849 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 12:31:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-15 12:31:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:31:54,867 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:31:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:31:54,867 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:31:54,867 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:31:54,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:31:54,868 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:31:54,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:31:54,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:31:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:31:54,869 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:31:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:31:54,869 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:31:54,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:31:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:31:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:31:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:31:54,870 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:31:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2021-12-15 12:31:54,870 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2021-12-15 12:31:54,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:31:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-12-15 12:31:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-12-15 12:31:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2021-12-15 12:31:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2021-12-15 12:31:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-12-15 12:31:54,871 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:31:54,871 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:31:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:31:54,872 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:31:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:31:54,872 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:31:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:31:54,872 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:31:54,873 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:31:54,873 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:31:54,874 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:31:54,875 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:31:54,876 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:31:54,876 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2021-12-15 12:31:54,876 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2021-12-15 12:31:54,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:31:55,159 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:31:55,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:31:55,831 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2021-12-15 12:31:55,848 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:31:55,859 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:31:55,859 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:31:55,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:55 BoogieIcfgContainer [2021-12-15 12:31:55,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:31:55,862 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:31:55,862 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:31:55,865 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:31:55,865 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:52" (1/3) ... [2021-12-15 12:31:55,865 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636ad1a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:55, skipping insertion in model container [2021-12-15 12:31:55,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:54" (2/3) ... [2021-12-15 12:31:55,866 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@636ad1a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:55, skipping insertion in model container [2021-12-15 12:31:55,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:55" (3/3) ... [2021-12-15 12:31:55,867 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_unbounded_harness.i [2021-12-15 12:31:55,872 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:31:55,873 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:31:55,917 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:31:55,930 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 12:31:55,931 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:31:55,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 104 states have (on average 1.2211538461538463) internal successors, (127), 104 states have internal predecessors, (127), 34 states have call successors, (34), 17 states have call predecessors, (34), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-12-15 12:31:55,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-12-15 12:31:55,956 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:31:55,957 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:31:55,957 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:31:55,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:31:55,961 INFO L85 PathProgramCache]: Analyzing trace with hash -367870538, now seen corresponding path program 1 times [2021-12-15 12:31:55,967 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:31:55,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [964604014] [2021-12-15 12:31:55,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:31:55,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:31:56,068 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:31:56,069 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 12:31:56,077 INFO L158 Benchmark]: Toolchain (without parser) took 3538.94ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 65.7MB in the beginning and 90.6MB in the end (delta: -24.9MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,077 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:31:56,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2041.36ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 65.7MB in the beginning and 118.0MB in the end (delta: -52.2MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,083 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.28ms. Allocated memory is still 192.9MB. Free memory was 118.0MB in the beginning and 106.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,084 INFO L158 Benchmark]: Boogie Preprocessor took 79.69ms. Allocated memory is still 192.9MB. Free memory was 106.4MB in the beginning and 100.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,084 INFO L158 Benchmark]: RCFGBuilder took 1061.05ms. Allocated memory is still 192.9MB. Free memory was 100.1MB in the beginning and 104.3MB in the end (delta: -4.1MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,084 INFO L158 Benchmark]: TraceAbstraction took 213.15ms. Allocated memory is still 192.9MB. Free memory was 104.3MB in the beginning and 90.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,086 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 39.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2041.36ms. Allocated memory was 90.2MB in the beginning and 192.9MB in the end (delta: 102.8MB). Free memory was 65.7MB in the beginning and 118.0MB in the end (delta: -52.2MB). Peak memory consumption was 89.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.28ms. Allocated memory is still 192.9MB. Free memory was 118.0MB in the beginning and 106.4MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.69ms. Allocated memory is still 192.9MB. Free memory was 106.4MB in the beginning and 100.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1061.05ms. Allocated memory is still 192.9MB. Free memory was 100.1MB in the beginning and 104.3MB in the end (delta: -4.1MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * TraceAbstraction took 213.15ms. Allocated memory is still 192.9MB. Free memory was 104.3MB in the beginning and 90.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. 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 12:31:56,126 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/aws_hash_table_init_unbounded_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 edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:57,771 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:57,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:57,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:57,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:57,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:57,818 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:57,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:57,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:57,827 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:57,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:57,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:57,832 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:57,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:57,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:57,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:57,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:57,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:57,841 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:57,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:57,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:57,848 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:57,849 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:57,850 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:57,855 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:57,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:57,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:57,857 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:57,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:57,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:57,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:57,858 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:57,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:57,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:57,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:57,861 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:57,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:57,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:57,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:57,863 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:57,864 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:57,864 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:31:57,893 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:57,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:57,894 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:57,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:57,895 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:57,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:57,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:57,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:57,897 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:57,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:57,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:57,898 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:57,898 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:57,898 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:57,899 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:57,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:57,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:57,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:57,900 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:57,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:57,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:57,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:57,902 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:57,902 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:31:57,902 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edc61b8c285d87a6706f10a0369a5dd380942e398b4b2231a7f494f856622f23 [2021-12-15 12:31:58,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:58,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:58,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:58,208 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:58,209 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:58,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-12-15 12:31:58,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52311b502/ea72dd6dca724ae79c278e061d5ab4f4/FLAGea853fc9c [2021-12-15 12:31:58,870 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:58,870 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_init_unbounded_harness.i [2021-12-15 12:31:58,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52311b502/ea72dd6dca724ae79c278e061d5ab4f4/FLAGea853fc9c [2021-12-15 12:31:59,009 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52311b502/ea72dd6dca724ae79c278e061d5ab4f4 [2021-12-15 12:31:59,012 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:59,014 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:59,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:59,016 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:59,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:59,019 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:59" (1/1) ... [2021-12-15 12:31:59,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2749c049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:59, skipping insertion in model container [2021-12-15 12:31:59,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:59" (1/1) ... [2021-12-15 12:31:59,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:59,098 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:59,342 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/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-12-15 12:31:59,349 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/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-12-15 12:32:00,105 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,107 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,109 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,109 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,110 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,118 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,123 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,124 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,125 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,127 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,127 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,365 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:00,366 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:00,366 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:00,367 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:00,368 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:00,368 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:00,369 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:00,369 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:00,369 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:00,370 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:00,489 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:00,718 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,719 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,741 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,742 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,746 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,748 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,762 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,763 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,764 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,765 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,798 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:00,836 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:32:00,898 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:32:00,902 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/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-12-15 12:32:00,902 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/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-12-15 12:32:00,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,937 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,942 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,943 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,943 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,944 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,945 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,945 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,945 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:00,975 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:00,975 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:00,976 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:00,977 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:00,978 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:00,978 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:00,978 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:00,979 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:00,979 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:00,979 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:00,999 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:01,105 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,106 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,111 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,112 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,113 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,113 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,121 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,123 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,123 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,123 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,124 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,124 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,124 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:01,161 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:32:01,178 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/aws_hash_table_init_unbounded_harness.i[4503,4516] [2021-12-15 12:32:01,179 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/aws_hash_table_init_unbounded_harness.i[4563,4576] [2021-12-15 12:32:01,229 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,243 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,244 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,245 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,245 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,248 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,248 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,264 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,264 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,265 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,266 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,266 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,266 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,289 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:32:01,290 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:32:01,290 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:32:01,290 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:32:01,291 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:32:01,291 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:32:01,292 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:32:01,292 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:32:01,292 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:32:01,293 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:32:01,315 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:32:01,378 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,378 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,387 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,388 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,390 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,391 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,398 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,405 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,405 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,406 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,406 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:32:01,422 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:32:01,724 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:32:01,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01 WrapperNode [2021-12-15 12:32:01,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:32:01,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:01,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:32:01,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:32:01,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,792 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,862 INFO L137 Inliner]: procedures = 795, calls = 2429, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 767 [2021-12-15 12:32:01,863 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:32:01,864 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:32:01,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:32:01,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:32:01,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,881 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,882 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,930 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,947 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:32:01,948 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:32:01,948 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:32:01,948 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:32:01,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (1/1) ... [2021-12-15 12:32:01,953 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:32:01,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:32:01,971 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 12:32:01,989 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 12:32:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-15 12:32:02,000 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-12-15 12:32:02,001 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-12-15 12:32:02,001 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:32:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:32:02,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:32:02,002 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:32:02,006 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:32:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:32:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:32:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:32:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:32:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:32:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:32:02,007 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:32:02,007 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:32:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:32:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure s_update_template_size [2021-12-15 12:32:02,008 INFO L138 BoogieDeclarations]: Found implementation of procedure s_update_template_size [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:32:02,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2021-12-15 12:32:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_calloc [2021-12-15 12:32:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_calloc [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:32:02,009 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2021-12-15 12:32:02,009 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:32:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:32:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:32:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:32:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:32:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:32:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-12-15 12:32:02,010 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-12-15 12:32:02,010 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:32:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:32:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:32:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:32:02,011 INFO L130 BoogieDeclarations]: Found specification of procedure s_alloc_state [2021-12-15 12:32:02,011 INFO L138 BoogieDeclarations]: Found implementation of procedure s_alloc_state [2021-12-15 12:32:02,346 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:32:02,348 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:32:10,184 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2021-12-15 12:32:10,206 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:10,211 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:10,211 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-15 12:32:10,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:10 BoogieIcfgContainer [2021-12-15 12:32:10,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:10,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:10,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:10,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:10,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:59" (1/3) ... [2021-12-15 12:32:10,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3131eb50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:10, skipping insertion in model container [2021-12-15 12:32:10,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:32:01" (2/3) ... [2021-12-15 12:32:10,217 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3131eb50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:10, skipping insertion in model container [2021-12-15 12:32:10,217 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:10" (3/3) ... [2021-12-15 12:32:10,218 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_init_unbounded_harness.i [2021-12-15 12:32:10,221 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:10,222 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:10,251 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:10,255 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 12:32:10,256 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:10,267 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 98 states have (on average 1.2346938775510203) internal successors, (121), 98 states have internal predecessors, (121), 34 states have call successors, (34), 17 states have call predecessors, (34), 17 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-12-15 12:32:10,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-12-15 12:32:10,272 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:10,273 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:32:10,273 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:10,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:10,277 INFO L85 PathProgramCache]: Analyzing trace with hash 947556047, now seen corresponding path program 1 times [2021-12-15 12:32:10,287 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:10,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1097004889] [2021-12-15 12:32:10,287 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:10,288 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:10,288 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:10,290 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 12:32:10,308 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 12:32:10,423 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 12:32:10,620 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 12:32:10,621 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 12:32:10,624 INFO L158 Benchmark]: Toolchain (without parser) took 11609.71ms. Allocated memory was 58.7MB in the beginning and 161.5MB in the end (delta: 102.8MB). Free memory was 35.8MB in the beginning and 75.9MB in the end (delta: -40.1MB). Peak memory consumption was 64.2MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,624 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:10,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2708.42ms. Allocated memory was 58.7MB in the beginning and 161.5MB in the end (delta: 102.8MB). Free memory was 35.6MB in the beginning and 103.9MB in the end (delta: -68.3MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.76ms. Allocated memory is still 161.5MB. Free memory was 103.9MB in the beginning and 92.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,625 INFO L158 Benchmark]: Boogie Preprocessor took 83.37ms. Allocated memory is still 161.5MB. Free memory was 92.4MB in the beginning and 84.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,625 INFO L158 Benchmark]: RCFGBuilder took 8265.18ms. Allocated memory is still 161.5MB. Free memory was 84.0MB in the beginning and 91.9MB in the end (delta: -8.0MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,625 INFO L158 Benchmark]: TraceAbstraction took 409.02ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 75.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 12:32:10,626 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 48.2MB. Free memory is still 30.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2708.42ms. Allocated memory was 58.7MB in the beginning and 161.5MB in the end (delta: 102.8MB). Free memory was 35.6MB in the beginning and 103.9MB in the end (delta: -68.3MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.76ms. Allocated memory is still 161.5MB. Free memory was 103.9MB in the beginning and 92.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.37ms. Allocated memory is still 161.5MB. Free memory was 92.4MB in the beginning and 84.0MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8265.18ms. Allocated memory is still 161.5MB. Free memory was 84.0MB in the beginning and 91.9MB in the end (delta: -8.0MB). Peak memory consumption was 62.5MB. Max. memory is 16.1GB. * TraceAbstraction took 409.02ms. Allocated memory is still 161.5MB. Free memory was 91.9MB in the beginning and 75.9MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. 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 12:32:10,682 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable