./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_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_eq_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 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:42,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:42,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:42,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:42,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:42,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:42,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:42,827 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:42,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:42,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:42,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:42,832 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:42,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:42,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:42,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:42,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:42,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:42,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:42,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:42,847 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:42,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:42,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:42,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:42,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:42,857 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:42,863 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:42,863 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:42,864 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:42,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:42,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:42,865 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:42,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:42,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:42,866 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:42,867 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:42,867 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:42,867 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:42,867 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:42,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:42,868 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:42,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:42,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:31:42,892 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:42,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:42,892 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:42,892 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:42,893 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:42,893 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:42,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:42,893 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:42,893 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:42,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:42,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:42,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:42,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:42,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:42,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:42,911 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:42,912 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 [2021-12-15 12:31:43,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:43,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:43,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:43,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:43,157 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:43,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2021-12-15 12:31:43,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45c083e50/95038febee6e4886bc7b98774cc09396/FLAG5c6b2f681 [2021-12-15 12:31:43,954 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:43,954 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2021-12-15 12:31:44,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45c083e50/95038febee6e4886bc7b98774cc09396/FLAG5c6b2f681 [2021-12-15 12:31:44,255 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45c083e50/95038febee6e4886bc7b98774cc09396 [2021-12-15 12:31:44,257 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:44,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:44,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:44,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:44,273 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:44,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:44" (1/1) ... [2021-12-15 12:31:44,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bfd7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:44, skipping insertion in model container [2021-12-15 12:31:44,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:44" (1/1) ... [2021-12-15 12:31:44,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:44,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:44,677 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_eq_harness.i[4491,4504] [2021-12-15 12:31:44,683 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_eq_harness.i[4551,4564] [2021-12-15 12:31:45,257 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,258 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,260 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,261 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,262 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,271 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,278 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,280 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,281 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,282 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,283 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,283 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,284 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:45,607 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:45,608 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:45,609 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:45,609 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:45,610 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:45,611 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:45,611 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:45,611 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:45,612 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:45,612 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:45,786 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:46,034 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,035 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,055 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,061 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,061 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,075 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,109 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:46,162 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:31:46,181 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_eq_harness.i[4491,4504] [2021-12-15 12:31:46,181 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_eq_harness.i[4551,4564] [2021-12-15 12:31:46,214 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,215 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,215 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,215 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,216 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,220 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,221 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,222 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,224 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,224 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,225 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,225 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,244 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:46,244 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:46,245 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:46,245 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:46,246 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:46,246 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:46,246 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:46,247 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:46,247 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:46,247 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:46,266 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:46,325 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,326 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,330 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,332 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,333 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,376 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,377 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,377 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,378 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,378 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,379 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,379 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:46,391 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:46,579 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:31:46,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46 WrapperNode [2021-12-15 12:31:46,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:46,581 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:46,581 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:31:46,581 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:31:46,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,737 INFO L137 Inliner]: procedures = 774, calls = 2455, calls flagged for inlining = 68, calls inlined = 18, statements flattened = 945 [2021-12-15 12:31:46,737 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:46,739 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:31:46,739 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:31:46,739 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:31:46,745 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,792 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,817 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:31:46,838 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:31:46,838 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:31:46,838 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:31:46,839 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (1/1) ... [2021-12-15 12:31:46,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:46,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:31:46,876 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 12:31:46,894 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 12:31:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-15 12:31:46,911 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2021-12-15 12:31:46,911 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:31:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:31:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:31:46,912 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:31:46,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:31:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:31:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:31:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:31:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:31:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:31:46,913 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:31:46,913 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:31:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:31:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:31:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:31:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:31:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:31:46,914 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:31:46,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:31:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2021-12-15 12:31:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2021-12-15 12:31:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:31:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:31:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2021-12-15 12:31:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2021-12-15 12:31:46,915 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:46,915 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:31:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2021-12-15 12:31:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2021-12-15 12:31:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:31:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:31:46,916 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:46,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:46,917 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2021-12-15 12:31:46,917 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2021-12-15 12:31:46,919 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2021-12-15 12:31:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2021-12-15 12:31:46,920 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:31:46,920 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:31:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:31:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:31:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:31:46,921 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2021-12-15 12:31:46,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2021-12-15 12:31:46,925 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:31:46,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:31:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:31:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:31:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2021-12-15 12:31:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2021-12-15 12:31:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:31:46,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:31:46,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:31:47,255 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:31:47,257 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:31:47,365 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2021-12-15 12:31:47,421 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2021-12-15 12:31:47,779 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2021-12-15 12:31:47,779 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2021-12-15 12:31:47,780 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2021-12-15 12:31:47,780 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume !true; [2021-12-15 12:31:47,780 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2021-12-15 12:31:47,815 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:31:47,821 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:31:47,821 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-12-15 12:31:47,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:47 BoogieIcfgContainer [2021-12-15 12:31:47,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:31:47,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:31:47,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:31:47,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:31:47,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:44" (1/3) ... [2021-12-15 12:31:47,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1a469b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:47, skipping insertion in model container [2021-12-15 12:31:47,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:46" (2/3) ... [2021-12-15 12:31:47,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1a469b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:47, skipping insertion in model container [2021-12-15 12:31:47,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:47" (3/3) ... [2021-12-15 12:31:47,829 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness.i [2021-12-15 12:31:47,833 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:31:47,833 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:31:47,864 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:31:47,869 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 12:31:47,869 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:31:47,885 INFO L276 IsEmpty]: Start isEmpty. Operand has 291 states, 183 states have (on average 1.2185792349726776) internal successors, (223), 177 states have internal predecessors, (223), 89 states have call successors, (89), 24 states have call predecessors, (89), 24 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2021-12-15 12:31:47,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-12-15 12:31:47,896 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:31:47,897 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:31:47,897 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:31:47,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:31:47,901 INFO L85 PathProgramCache]: Analyzing trace with hash 2061328642, now seen corresponding path program 1 times [2021-12-15 12:31:47,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:31:47,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005185657] [2021-12-15 12:31:47,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:31:47,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:31:47,980 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:31:47,981 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 12:31:47,985 INFO L158 Benchmark]: Toolchain (without parser) took 3725.84ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 62.6MB in the beginning and 101.0MB in the end (delta: -38.4MB). Peak memory consumption was 52.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,985 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:31:47,986 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2314.21ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 62.2MB in the beginning and 126.4MB in the end (delta: -64.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 157.13ms. Allocated memory is still 182.5MB. Free memory was 126.4MB in the beginning and 114.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,987 INFO L158 Benchmark]: Boogie Preprocessor took 98.50ms. Allocated memory is still 182.5MB. Free memory was 113.8MB in the beginning and 106.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,987 INFO L158 Benchmark]: RCFGBuilder took 985.23ms. Allocated memory is still 182.5MB. Free memory was 106.5MB in the beginning and 117.7MB in the end (delta: -11.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,987 INFO L158 Benchmark]: TraceAbstraction took 159.30ms. Allocated memory is still 182.5MB. Free memory was 117.7MB in the beginning and 101.0MB in the end (delta: 16.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 12:31:47,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 92.3MB. Free memory was 71.0MB in the beginning and 70.9MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2314.21ms. Allocated memory was 92.3MB in the beginning and 182.5MB in the end (delta: 90.2MB). Free memory was 62.2MB in the beginning and 126.4MB in the end (delta: -64.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 157.13ms. Allocated memory is still 182.5MB. Free memory was 126.4MB in the beginning and 114.9MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.50ms. Allocated memory is still 182.5MB. Free memory was 113.8MB in the beginning and 106.5MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 985.23ms. Allocated memory is still 182.5MB. Free memory was 106.5MB in the beginning and 117.7MB in the end (delta: -11.3MB). Peak memory consumption was 59.0MB. Max. memory is 16.1GB. * TraceAbstraction took 159.30ms. Allocated memory is still 182.5MB. Free memory was 117.7MB in the beginning and 101.0MB in the end (delta: 16.8MB). Peak memory consumption was 18.9MB. 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 12:31:48,031 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_eq_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 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:49,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:49,842 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:49,861 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:49,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:49,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:49,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:49,864 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:49,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:49,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:49,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:49,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:49,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:49,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:49,870 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:49,870 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:49,871 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:49,871 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:49,873 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:49,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:49,875 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:49,876 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:49,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:49,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:49,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:49,879 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:49,879 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:49,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:49,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:49,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:49,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:49,885 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:49,886 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:49,887 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:49,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:49,888 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:49,888 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:49,888 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:49,889 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:49,889 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:49,890 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:49,891 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:31:49,906 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:49,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:49,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:49,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:49,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:49,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:49,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:49,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:49,908 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:49,908 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:49,908 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:31:49,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:49,910 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:49,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:49,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:49,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:49,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:49,910 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:49,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:49,911 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:49,912 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:49,912 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:31:49,912 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66d360c8c29bda7e5219dac4b14837aec8d465009822b05f671b68702d836670 [2021-12-15 12:31:50,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:50,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:50,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:50,198 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:50,199 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:50,200 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2021-12-15 12:31:50,260 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0584b1187/daafa58c45fc470ca8ca93082f48eddb/FLAGea6590650 [2021-12-15 12:31:50,909 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:50,910 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_eq_harness.i [2021-12-15 12:31:50,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0584b1187/daafa58c45fc470ca8ca93082f48eddb/FLAGea6590650 [2021-12-15 12:31:51,291 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0584b1187/daafa58c45fc470ca8ca93082f48eddb [2021-12-15 12:31:51,292 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:51,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:51,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:51,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:51,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:51,314 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:51" (1/1) ... [2021-12-15 12:31:51,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bec9386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:51, skipping insertion in model container [2021-12-15 12:31:51,315 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:51" (1/1) ... [2021-12-15 12:31:51,319 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:51,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:51,639 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_eq_harness.i[4491,4504] [2021-12-15 12:31:51,645 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_eq_harness.i[4551,4564] [2021-12-15 12:31:52,326 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,329 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,329 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,330 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,343 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,353 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,354 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,356 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,358 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,359 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,360 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,361 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,361 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:52,622 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:52,623 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:52,623 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:52,624 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:52,625 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:52,625 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:52,626 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:52,626 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:52,627 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:52,627 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:52,758 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:53,029 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,030 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,048 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,049 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,053 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,054 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,070 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,071 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,071 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,111 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:53,148 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:31:53,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:53,214 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_eq_harness.i[4491,4504] [2021-12-15 12:31:53,215 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_eq_harness.i[4551,4564] [2021-12-15 12:31:53,246 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,247 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,247 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,247 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,248 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,251 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,252 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,252 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,253 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,255 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,256 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,278 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:53,279 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:53,279 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:53,293 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:53,294 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:53,294 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:53,294 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:53,296 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:53,297 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:53,297 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:53,315 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:53,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,443 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,446 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,454 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,455 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,457 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:53,507 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:31:53,524 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_eq_harness.i[4491,4504] [2021-12-15 12:31:53,524 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_eq_harness.i[4551,4564] [2021-12-15 12:31:53,549 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,550 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,550 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,551 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,551 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,554 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,555 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,555 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,556 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,556 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,557 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,557 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,558 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,577 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:53,578 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:53,579 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:53,579 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:53,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:53,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:53,580 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:53,581 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:53,581 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:53,581 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:53,602 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:53,665 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,678 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,688 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,689 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,690 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,690 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,691 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,691 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,691 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:53,710 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:53,948 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:31:53,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53 WrapperNode [2021-12-15 12:31:53,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:53,950 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:53,950 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:31:53,950 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:31:53,956 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,048 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,099 INFO L137 Inliner]: procedures = 794, calls = 2455, calls flagged for inlining = 70, calls inlined = 17, statements flattened = 931 [2021-12-15 12:31:54,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:54,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:31:54,104 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:31:54,104 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:31:54,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,126 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,126 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,155 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:31:54,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:31:54,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:31:54,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:31:54,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (1/1) ... [2021-12-15 12:31:54,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:54,189 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:31:54,200 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 12:31:54,219 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 12:31:54,224 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-15 12:31:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_hash_table [2021-12-15 12:31:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_hash_table [2021-12-15 12:31:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:31:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:31:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:31:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:31:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:31:54,225 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:31:54,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:31:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:31:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:31:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:31:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:31:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:31:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:31:54,226 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:31:54,226 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:31:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:31:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_for [2021-12-15 12:31:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_for [2021-12-15 12:31:54,227 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:31:54,227 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure s_hash_keys_eq [2021-12-15 12:31:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure s_hash_keys_eq [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:31:54,228 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_get_entry_count [2021-12-15 12:31:54,228 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_get_entry_count [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:31:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure s_safe_eq_check [2021-12-15 12:31:54,229 INFO L138 BoogieDeclarations]: Found implementation of procedure s_safe_eq_check [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:31:54,229 INFO L130 BoogieDeclarations]: Found specification of procedure s_find_entry [2021-12-15 12:31:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure s_find_entry [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:31:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:31:54,230 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:31:54,230 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_allocated_hash_table [2021-12-15 12:31:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_allocated_hash_table [2021-12-15 12:31:54,231 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:31:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:31:54,231 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:31:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:31:54,231 INFO L130 BoogieDeclarations]: Found specification of procedure check_hash_table_unchanged [2021-12-15 12:31:54,231 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hash_table_unchanged [2021-12-15 12:31:54,482 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:31:54,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:31:54,629 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !true; [2021-12-15 12:31:54,919 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2021-12-15 12:31:55,844 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume !true; [2021-12-15 12:31:55,845 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !true; [2021-12-15 12:31:55,845 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !true; [2021-12-15 12:31:55,845 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##60: assume !true; [2021-12-15 12:31:55,845 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##51: assume !true; [2021-12-15 12:31:55,883 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:31:55,892 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:31:55,892 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-12-15 12:31:55,895 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:55 BoogieIcfgContainer [2021-12-15 12:31:55,895 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:31:55,897 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:31:55,897 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:31:55,899 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:31:55,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:51" (1/3) ... [2021-12-15 12:31:55,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92ce7d9 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 12:31:55,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:53" (2/3) ... [2021-12-15 12:31:55,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92ce7d9 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 12:31:55,901 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 12:31:55,902 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_eq_harness.i [2021-12-15 12:31:55,908 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:31:55,908 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:31:55,950 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:31:55,955 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 12:31:55,955 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:31:55,974 INFO L276 IsEmpty]: Start isEmpty. Operand has 276 states, 172 states have (on average 1.2267441860465116) internal successors, (211), 166 states have internal predecessors, (211), 86 states have call successors, (86), 23 states have call predecessors, (86), 23 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2021-12-15 12:31:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 282 [2021-12-15 12:31:55,985 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:31:55,986 INFO L514 BasicCegarLoop]: trace histogram [17, 17, 17, 7, 7, 7, 7, 7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:31:55,987 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:31:55,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:31:55,991 INFO L85 PathProgramCache]: Analyzing trace with hash 448295814, now seen corresponding path program 1 times [2021-12-15 12:31:56,005 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:31:56,005 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [93430894] [2021-12-15 12:31:56,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:31:56,006 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:31:56,007 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:31:56,032 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 12:31:56,033 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 12:31:56,157 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-15 12:31:56,357 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 12:31:56,358 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 12:31:56,362 INFO L158 Benchmark]: Toolchain (without parser) took 5067.98ms. Allocated memory was 52.4MB in the beginning and 262.1MB in the end (delta: 209.7MB). Free memory was 19.9MB in the beginning and 72.3MB in the end (delta: -52.3MB). Peak memory consumption was 157.4MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,362 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:31:56,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2639.14ms. Allocated memory was 52.4MB in the beginning and 140.5MB in the end (delta: 88.1MB). Free memory was 34.4MB in the beginning and 84.2MB in the end (delta: -49.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 149.99ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 71.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,363 INFO L158 Benchmark]: Boogie Preprocessor took 70.10ms. Allocated memory is still 140.5MB. Free memory was 71.6MB in the beginning and 63.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,363 INFO L158 Benchmark]: RCFGBuilder took 1720.57ms. Allocated memory was 140.5MB in the beginning and 262.1MB in the end (delta: 121.6MB). Free memory was 63.2MB in the beginning and 93.2MB in the end (delta: -30.0MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,364 INFO L158 Benchmark]: TraceAbstraction took 464.18ms. Allocated memory is still 262.1MB. Free memory was 93.2MB in the beginning and 72.3MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 12:31:56,367 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 52.4MB. Free memory was 35.4MB in the beginning and 35.3MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2639.14ms. Allocated memory was 52.4MB in the beginning and 140.5MB in the end (delta: 88.1MB). Free memory was 34.4MB in the beginning and 84.2MB in the end (delta: -49.8MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 149.99ms. Allocated memory is still 140.5MB. Free memory was 84.2MB in the beginning and 71.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.10ms. Allocated memory is still 140.5MB. Free memory was 71.6MB in the beginning and 63.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1720.57ms. Allocated memory was 140.5MB in the beginning and 262.1MB in the end (delta: 121.6MB). Free memory was 63.2MB in the beginning and 93.2MB in the end (delta: -30.0MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * TraceAbstraction took 464.18ms. Allocated memory is still 262.1MB. Free memory was 93.2MB in the beginning and 72.3MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. 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 12:31:56,408 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