./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_array_list_shrink_to_fit_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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_array_list_shrink_to_fit_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 9017cdb66795bbbd8b9f62f9b398fe29d04e97206adeead5d1f2400c2ca8a92c --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 10:51:41,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 10:51:41,432 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 10:51:41,468 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 10:51:41,469 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 10:51:41,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 10:51:41,471 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 10:51:41,473 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 10:51:41,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 10:51:41,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 10:51:41,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 10:51:41,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 10:51:41,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 10:51:41,487 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 10:51:41,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 10:51:41,490 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 10:51:41,491 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 10:51:41,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 10:51:41,492 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 10:51:41,496 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 10:51:41,497 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 10:51:41,498 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 10:51:41,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 10:51:41,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 10:51:41,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 10:51:41,504 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 10:51:41,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 10:51:41,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 10:51:41,506 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 10:51:41,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 10:51:41,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 10:51:41,508 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 10:51:41,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 10:51:41,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 10:51:41,510 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 10:51:41,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 10:51:41,511 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 10:51:41,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 10:51:41,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 10:51:41,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 10:51:41,512 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 10:51:41,514 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 10:51:41,515 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 10:51:41,541 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 10:51:41,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 10:51:41,542 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 10:51:41,542 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 10:51:41,542 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 10:51:41,543 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 10:51:41,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 10:51:41,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 10:51:41,543 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 10:51:41,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 10:51:41,544 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 10:51:41,544 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 10:51:41,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 10:51:41,546 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 10:51:41,546 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 10:51:41,546 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 10:51:41,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 10:51:41,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 10:51:41,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 10:51:41,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 10:51:41,547 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 10:51:41,547 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 10:51:41,547 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 10:51:41,547 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 10:51:41,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 10:51:41,548 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9017cdb66795bbbd8b9f62f9b398fe29d04e97206adeead5d1f2400c2ca8a92c [2022-07-12 10:51:41,737 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 10:51:41,755 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 10:51:41,757 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 10:51:41,758 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 10:51:41,758 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 10:51:41,759 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_shrink_to_fit_harness.i [2022-07-12 10:51:41,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad43face6/e66c78ae2b484795bc0978fea849b34e/FLAG169ec37a4 [2022-07-12 10:51:42,364 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 10:51:42,365 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_shrink_to_fit_harness.i [2022-07-12 10:51:42,391 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad43face6/e66c78ae2b484795bc0978fea849b34e/FLAG169ec37a4 [2022-07-12 10:51:42,783 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad43face6/e66c78ae2b484795bc0978fea849b34e [2022-07-12 10:51:42,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 10:51:42,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 10:51:42,786 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 10:51:42,786 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 10:51:42,788 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 10:51:42,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:51:42" (1/1) ... [2022-07-12 10:51:42,790 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1904ad68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:42, skipping insertion in model container [2022-07-12 10:51:42,790 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:51:42" (1/1) ... [2022-07-12 10:51:42,794 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 10:51:42,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 10:51:43,027 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_array_list_shrink_to_fit_harness.i[4502,4515] [2022-07-12 10:51:43,032 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_array_list_shrink_to_fit_harness.i[4562,4575] [2022-07-12 10:51:43,473 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 10:51:43,516 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,516 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,517 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,517 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,520 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,528 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,531 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,533 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,534 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,535 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,536 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,537 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,537 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,720 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 10:51:43,721 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 10:51:43,721 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 10:51:43,724 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 10:51:43,725 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 10:51:43,727 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 10:51:43,728 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 10:51:43,728 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 10:51:43,730 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 10:51:43,731 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 10:51:43,804 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,806 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,813 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,816 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,888 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 10:51:43,918 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 10:51:43,936 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_array_list_shrink_to_fit_harness.i[4502,4515] [2022-07-12 10:51:43,937 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_array_list_shrink_to_fit_harness.i[4562,4575] [2022-07-12 10:51:43,983 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 10:51:43,994 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,996 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,996 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,997 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:43,997 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,002 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,002 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,003 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,003 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,004 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,004 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,005 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,005 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,028 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 10:51:44,029 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 10:51:44,030 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 10:51:44,030 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 10:51:44,030 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 10:51:44,031 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 10:51:44,031 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 10:51:44,031 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 10:51:44,032 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 10:51:44,032 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 10:51:44,056 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,057 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,059 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,063 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:51:44,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 10:51:44,215 INFO L208 MainTranslator]: Completed translation [2022-07-12 10:51:44,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44 WrapperNode [2022-07-12 10:51:44,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 10:51:44,217 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 10:51:44,217 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 10:51:44,217 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 10:51:44,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,283 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,341 INFO L137 Inliner]: procedures = 687, calls = 1671, calls flagged for inlining = 53, calls inlined = 11, statements flattened = 770 [2022-07-12 10:51:44,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 10:51:44,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 10:51:44,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 10:51:44,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 10:51:44,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,365 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,366 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,404 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 10:51:44,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 10:51:44,450 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 10:51:44,450 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 10:51:44,451 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (1/1) ... [2022-07-12 10:51:44,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 10:51:44,463 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:44,472 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-12 10:51:44,480 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-12 10:51:44,505 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-07-12 10:51:44,506 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-07-12 10:51:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 10:51:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-07-12 10:51:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-07-12 10:51:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-07-12 10:51:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-07-12 10:51:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-07-12 10:51:44,507 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-07-12 10:51:44,507 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-07-12 10:51:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-07-12 10:51:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 10:51:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-07-12 10:51:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-07-12 10:51:44,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-07-12 10:51:44,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-07-12 10:51:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 10:51:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 10:51:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 10:51:44,509 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-07-12 10:51:44,509 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-07-12 10:51:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_front_n [2022-07-12 10:51:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_front_n [2022-07-12 10:51:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 10:51:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 10:51:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-07-12 10:51:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-07-12 10:51:44,510 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-07-12 10:51:44,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-07-12 10:51:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-07-12 10:51:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-07-12 10:51:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-07-12 10:51:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-07-12 10:51:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-07-12 10:51:44,511 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-07-12 10:51:44,511 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-07-12 10:51:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-07-12 10:51:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 10:51:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 10:51:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-07-12 10:51:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-07-12 10:51:44,512 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2022-07-12 10:51:44,512 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-07-12 10:51:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-07-12 10:51:44,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 10:51:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-07-12 10:51:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-07-12 10:51:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-07-12 10:51:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-07-12 10:51:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 10:51:44,797 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 10:51:44,799 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 10:51:45,380 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 10:51:45,390 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 10:51:45,397 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 10:51:45,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 10:51:45 BoogieIcfgContainer [2022-07-12 10:51:45,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 10:51:45,402 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 10:51:45,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 10:51:45,406 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 10:51:45,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 10:51:42" (1/3) ... [2022-07-12 10:51:45,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2011318f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 10:51:45, skipping insertion in model container [2022-07-12 10:51:45,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:51:44" (2/3) ... [2022-07-12 10:51:45,407 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2011318f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 10:51:45, skipping insertion in model container [2022-07-12 10:51:45,410 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 10:51:45" (3/3) ... [2022-07-12 10:51:45,411 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_shrink_to_fit_harness.i [2022-07-12 10:51:45,422 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 10:51:45,422 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 10:51:45,479 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 10:51:45,487 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@798c6769, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@21679029 [2022-07-12 10:51:45,487 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 10:51:45,491 INFO L276 IsEmpty]: Start isEmpty. Operand has 250 states, 151 states have (on average 1.218543046357616) internal successors, (184), 152 states have internal predecessors, (184), 75 states have call successors, (75), 22 states have call predecessors, (75), 22 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2022-07-12 10:51:45,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-07-12 10:51:45,513 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 10:51:45,514 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 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] [2022-07-12 10:51:45,515 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 10:51:45,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 10:51:45,521 INFO L85 PathProgramCache]: Analyzing trace with hash 671572415, now seen corresponding path program 1 times [2022-07-12 10:51:45,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 10:51:45,527 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897775837] [2022-07-12 10:51:45,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:45,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 10:51:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:45,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 10:51:45,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:45,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-12 10:51:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-07-12 10:51:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-12 10:51:46,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-07-12 10:51:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-12 10:51:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-12 10:51:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-07-12 10:51:46,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-07-12 10:51:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-12 10:51:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-12 10:51:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-07-12 10:51:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-07-12 10:51:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,169 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-07-12 10:51:46,170 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 10:51:46,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897775837] [2022-07-12 10:51:46,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897775837] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 10:51:46,171 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592564745] [2022-07-12 10:51:46,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:46,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:46,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:46,173 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 10:51:46,174 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 10:51:46,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:46,529 INFO L263 TraceCheckSpWp]: Trace formula consists of 2071 conjuncts, 5 conjunts are in the unsatisfiable core [2022-07-12 10:51:46,534 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 10:51:46,622 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-07-12 10:51:46,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 10:51:46,624 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592564745] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 10:51:46,624 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 10:51:46,624 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 11 [2022-07-12 10:51:46,626 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591363211] [2022-07-12 10:51:46,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 10:51:46,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-12 10:51:46,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 10:51:46,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-12 10:51:46,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2022-07-12 10:51:46,657 INFO L87 Difference]: Start difference. First operand has 250 states, 151 states have (on average 1.218543046357616) internal successors, (184), 152 states have internal predecessors, (184), 75 states have call successors, (75), 22 states have call predecessors, (75), 22 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Second operand has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-12 10:51:46,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 10:51:46,998 INFO L93 Difference]: Finished difference Result 495 states and 721 transitions. [2022-07-12 10:51:46,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-12 10:51:47,000 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2022-07-12 10:51:47,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 10:51:47,014 INFO L225 Difference]: With dead ends: 495 [2022-07-12 10:51:47,015 INFO L226 Difference]: Without dead ends: 247 [2022-07-12 10:51:47,021 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2022-07-12 10:51:47,026 INFO L413 NwaCegarLoop]: 274 mSDtfsCounter, 350 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1005 SdHoareTripleChecker+Invalid, 303 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-12 10:51:47,028 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1005 Invalid, 303 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-12 10:51:47,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 247 states. [2022-07-12 10:51:47,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 247 to 247. [2022-07-12 10:51:47,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 148 states have (on average 1.2094594594594594) internal successors, (179), 150 states have internal predecessors, (179), 75 states have call successors, (75), 22 states have call predecessors, (75), 23 states have return successors, (86), 74 states have call predecessors, (86), 74 states have call successors, (86) [2022-07-12 10:51:47,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 340 transitions. [2022-07-12 10:51:47,072 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 340 transitions. Word has length 82 [2022-07-12 10:51:47,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 10:51:47,073 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 340 transitions. [2022-07-12 10:51:47,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.833333333333333) internal successors, (35), 6 states have internal predecessors, (35), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-07-12 10:51:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 340 transitions. [2022-07-12 10:51:47,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-12 10:51:47,076 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 10:51:47,076 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-07-12 10:51:47,098 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 10:51:47,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-07-12 10:51:47,280 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 10:51:47,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 10:51:47,280 INFO L85 PathProgramCache]: Analyzing trace with hash 82360988, now seen corresponding path program 1 times [2022-07-12 10:51:47,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 10:51:47,280 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233511182] [2022-07-12 10:51:47,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:47,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 10:51:47,343 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-12 10:51:47,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [789478779] [2022-07-12 10:51:47,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:47,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:47,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:47,345 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 10:51:47,347 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 10:51:47,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:47,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 2207 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 10:51:47,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 10:51:47,680 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-07-12 10:51:47,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 10:51:47,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 10:51:47,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233511182] [2022-07-12 10:51:47,681 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-12 10:51:47,681 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [789478779] [2022-07-12 10:51:47,681 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [789478779] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 10:51:47,682 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 10:51:47,682 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-12 10:51:47,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277697905] [2022-07-12 10:51:47,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 10:51:47,683 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-12 10:51:47,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 10:51:47,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-12 10:51:47,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-12 10:51:47,684 INFO L87 Difference]: Start difference. First operand 247 states and 340 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 10:51:47,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 10:51:47,711 INFO L93 Difference]: Finished difference Result 473 states and 668 transitions. [2022-07-12 10:51:47,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 10:51:47,712 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-07-12 10:51:47,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 10:51:47,714 INFO L225 Difference]: With dead ends: 473 [2022-07-12 10:51:47,714 INFO L226 Difference]: Without dead ends: 252 [2022-07-12 10:51:47,715 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-12 10:51:47,716 INFO L413 NwaCegarLoop]: 326 mSDtfsCounter, 10 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 968 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-12 10:51:47,716 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 968 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-12 10:51:47,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2022-07-12 10:51:47,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 249. [2022-07-12 10:51:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 150 states have (on average 1.2066666666666668) internal successors, (181), 152 states have internal predecessors, (181), 75 states have call successors, (75), 22 states have call predecessors, (75), 23 states have return successors, (86), 74 states have call predecessors, (86), 74 states have call successors, (86) [2022-07-12 10:51:47,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 342 transitions. [2022-07-12 10:51:47,758 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 342 transitions. Word has length 97 [2022-07-12 10:51:47,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 10:51:47,759 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 342 transitions. [2022-07-12 10:51:47,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 4 states have internal predecessors, (45), 2 states have call successors, (18), 2 states have call predecessors, (18), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-07-12 10:51:47,759 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 342 transitions. [2022-07-12 10:51:47,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-07-12 10:51:47,760 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 10:51:47,760 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-07-12 10:51:47,780 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 10:51:47,973 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-07-12 10:51:47,974 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 10:51:47,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 10:51:47,974 INFO L85 PathProgramCache]: Analyzing trace with hash -793658018, now seen corresponding path program 1 times [2022-07-12 10:51:47,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 10:51:47,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695293537] [2022-07-12 10:51:47,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:47,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 10:51:48,018 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-12 10:51:48,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1040461885] [2022-07-12 10:51:48,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:48,019 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:48,019 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:48,020 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 10:51:48,021 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-07-12 10:51:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:48,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 2212 conjuncts, 7 conjunts are in the unsatisfiable core [2022-07-12 10:51:48,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 10:51:48,378 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-07-12 10:51:48,378 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 10:51:48,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 10:51:48,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695293537] [2022-07-12 10:51:48,378 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-12 10:51:48,378 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1040461885] [2022-07-12 10:51:48,378 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1040461885] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 10:51:48,379 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 10:51:48,379 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-07-12 10:51:48,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623648339] [2022-07-12 10:51:48,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 10:51:48,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-12 10:51:48,380 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 10:51:48,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-12 10:51:48,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-07-12 10:51:48,380 INFO L87 Difference]: Start difference. First operand 249 states and 342 transitions. Second operand has 8 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-12 10:51:48,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 10:51:48,769 INFO L93 Difference]: Finished difference Result 467 states and 640 transitions. [2022-07-12 10:51:48,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-07-12 10:51:48,769 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2022-07-12 10:51:48,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 10:51:48,771 INFO L225 Difference]: With dead ends: 467 [2022-07-12 10:51:48,771 INFO L226 Difference]: Without dead ends: 249 [2022-07-12 10:51:48,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2022-07-12 10:51:48,773 INFO L413 NwaCegarLoop]: 258 mSDtfsCounter, 362 mSDsluCounter, 1148 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 366 SdHoareTripleChecker+Valid, 1406 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-12 10:51:48,773 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [366 Valid, 1406 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 10:51:48,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-07-12 10:51:48,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-07-12 10:51:48,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 150 states have (on average 1.2066666666666668) internal successors, (181), 152 states have internal predecessors, (181), 75 states have call successors, (75), 22 states have call predecessors, (75), 23 states have return successors, (83), 74 states have call predecessors, (83), 74 states have call successors, (83) [2022-07-12 10:51:48,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 339 transitions. [2022-07-12 10:51:48,806 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 339 transitions. Word has length 97 [2022-07-12 10:51:48,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 10:51:48,806 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 339 transitions. [2022-07-12 10:51:48,806 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 7.0) internal successors, (49), 7 states have internal predecessors, (49), 4 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (15), 3 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-12 10:51:48,806 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 339 transitions. [2022-07-12 10:51:48,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-07-12 10:51:48,808 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 10:51:48,808 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2022-07-12 10:51:48,828 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-07-12 10:51:49,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:49,021 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 10:51:49,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 10:51:49,021 INFO L85 PathProgramCache]: Analyzing trace with hash -599596947, now seen corresponding path program 2 times [2022-07-12 10:51:49,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 10:51:49,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867550620] [2022-07-12 10:51:49,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:49,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 10:51:49,064 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-12 10:51:49,065 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1142205708] [2022-07-12 10:51:49,065 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-12 10:51:49,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:49,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:49,066 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 10:51:49,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-07-12 10:51:49,401 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-07-12 10:51:49,401 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-12 10:51:49,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 2353 conjuncts, 9 conjunts are in the unsatisfiable core [2022-07-12 10:51:49,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 10:51:49,499 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-07-12 10:51:49,499 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 10:51:49,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 10:51:49,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867550620] [2022-07-12 10:51:49,499 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-12 10:51:49,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142205708] [2022-07-12 10:51:49,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142205708] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 10:51:49,499 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 10:51:49,499 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-12 10:51:49,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368170610] [2022-07-12 10:51:49,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 10:51:49,500 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-12 10:51:49,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 10:51:49,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-12 10:51:49,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2022-07-12 10:51:49,500 INFO L87 Difference]: Start difference. First operand 249 states and 339 transitions. Second operand has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 5 states have call successors, (18), 4 states have call predecessors, (18), 2 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-12 10:51:49,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 10:51:49,906 INFO L93 Difference]: Finished difference Result 464 states and 632 transitions. [2022-07-12 10:51:49,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-12 10:51:49,906 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 5 states have call successors, (18), 4 states have call predecessors, (18), 2 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) Word has length 112 [2022-07-12 10:51:49,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 10:51:49,908 INFO L225 Difference]: With dead ends: 464 [2022-07-12 10:51:49,908 INFO L226 Difference]: Without dead ends: 249 [2022-07-12 10:51:49,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-07-12 10:51:49,910 INFO L413 NwaCegarLoop]: 252 mSDtfsCounter, 364 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 142 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 364 SdHoareTripleChecker+Valid, 1836 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 142 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-12 10:51:49,910 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [364 Valid, 1836 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [142 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 10:51:49,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2022-07-12 10:51:49,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2022-07-12 10:51:49,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 150 states have (on average 1.2066666666666668) internal successors, (181), 152 states have internal predecessors, (181), 75 states have call successors, (75), 22 states have call predecessors, (75), 23 states have return successors, (81), 74 states have call predecessors, (81), 74 states have call successors, (81) [2022-07-12 10:51:49,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 337 transitions. [2022-07-12 10:51:49,946 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 337 transitions. Word has length 112 [2022-07-12 10:51:49,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 10:51:49,947 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 337 transitions. [2022-07-12 10:51:49,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.4) internal successors, (44), 8 states have internal predecessors, (44), 5 states have call successors, (18), 4 states have call predecessors, (18), 2 states have return successors, (15), 5 states have call predecessors, (15), 4 states have call successors, (15) [2022-07-12 10:51:49,947 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 337 transitions. [2022-07-12 10:51:49,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-07-12 10:51:49,948 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 10:51:49,949 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-07-12 10:51:49,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-07-12 10:51:50,178 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:50,179 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 10:51:50,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 10:51:50,179 INFO L85 PathProgramCache]: Analyzing trace with hash 167340177, now seen corresponding path program 1 times [2022-07-12 10:51:50,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 10:51:50,179 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [712054908] [2022-07-12 10:51:50,179 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:50,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 10:51:50,249 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-07-12 10:51:50,249 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [398617085] [2022-07-12 10:51:50,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 10:51:50,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:51:50,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 10:51:50,251 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-12 10:51:50,252 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-07-12 10:51:50,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 10:51:50,942 INFO L263 TraceCheckSpWp]: Trace formula consists of 2635 conjuncts, 283 conjunts are in the unsatisfiable core [2022-07-12 10:51:50,961 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 10:51:50,989 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-07-12 10:51:51,203 WARN L855 $PredicateComparison]: unable to prove that (and (exists ((|v___CPROVER_overflow_mult_~#c~1.base_20| Int) (v_ArrVal_319 Int)) (and (= (select |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_20|) 0) (= |c_#valid| (store |c_old(#valid)| |v___CPROVER_overflow_mult_~#c~1.base_20| v_ArrVal_319)))) (exists ((v_ArrVal_320 (Array Int Int))) (= (store |c_old(#memory_int)| |c_aws_mul_size_checked_#in~r#1.base| v_ArrVal_320) |c_#memory_int|))) is different from true [2022-07-12 10:51:51,246 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-07-12 10:51:51,508 INFO L356 Elim1Store]: treesize reduction 53, result has 32.9 percent of original size [2022-07-12 10:51:51,508 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 53 [2022-07-12 10:52:17,488 INFO L356 Elim1Store]: treesize reduction 53, result has 32.9 percent of original size [2022-07-12 10:52:17,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 53 [2022-07-12 10:52:17,496 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 21 [2022-07-12 10:52:35,962 INFO L173 IndexEqualityManager]: detected equality via solver [2022-07-12 10:52:35,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-12 10:52:35,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-07-12 10:52:35,966 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 178 treesize of output 228 [2022-07-12 10:52:36,066 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-07-12 10:52:36,066 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 233 treesize of output 273 [2022-07-12 10:52:45,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 10:52:45,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [712054908] [2022-07-12 10:52:45,978 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-07-12 10:52:45,978 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398617085] [2022-07-12 10:52:45,978 WARN L319 FreeRefinementEngine]: Global settings require throwing the following exception [2022-07-12 10:52:46,001 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-07-12 10:52:46,191 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 10:52:46,192 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.TermVariable cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm (de.uni_freiburg.informatik.ultimate.logic.TermVariable and de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @17f9344b) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.MultiDimensionalSelect.(MultiDimensionalSelect.java:103) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexEqualityManager.constructNestedStoreUpdateConstraintForOnePosition(ArrayIndexEqualityManager.java:415) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.ArrayIndexEqualityManager.constructNestedStoreUpdateConstraint(ArrayIndexEqualityManager.java:449) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.constructWriteConstraints2(Elim1Store.java:995) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1(Elim1Store.java:314) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.ElimStorePlain.applyComplexEliminationRules(ElimStorePlain.java:427) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:190) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne3(DualJunctionSaa.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:650) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:611) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:529) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:333) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:180) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:269) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:90) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:199) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:299) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) 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:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:248) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:409) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:300) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:260) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:152) 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) [2022-07-12 10:52:46,194 INFO L158 Benchmark]: Toolchain (without parser) took 63408.81ms. Allocated memory was 111.1MB in the beginning and 291.5MB in the end (delta: 180.4MB). Free memory was 74.2MB in the beginning and 214.7MB in the end (delta: -140.5MB). Peak memory consumption was 187.9MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,194 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 10:52:46,194 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1430.08ms. Allocated memory was 111.1MB in the beginning and 169.9MB in the end (delta: 58.7MB). Free memory was 74.2MB in the beginning and 82.6MB in the end (delta: -8.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,194 INFO L158 Benchmark]: Boogie Procedure Inliner took 124.90ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 118.8MB in the end (delta: -36.2MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,195 INFO L158 Benchmark]: Boogie Preprocessor took 106.39ms. Allocated memory is still 169.9MB. Free memory was 118.8MB in the beginning and 112.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,195 INFO L158 Benchmark]: RCFGBuilder took 952.50ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 70.7MB in the end (delta: 41.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,195 INFO L158 Benchmark]: TraceAbstraction took 60791.12ms. Allocated memory was 169.9MB in the beginning and 291.5MB in the end (delta: 121.6MB). Free memory was 70.7MB in the beginning and 214.7MB in the end (delta: -144.1MB). Peak memory consumption was 126.9MB. Max. memory is 16.1GB. [2022-07-12 10:52:46,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1430.08ms. Allocated memory was 111.1MB in the beginning and 169.9MB in the end (delta: 58.7MB). Free memory was 74.2MB in the beginning and 82.6MB in the end (delta: -8.3MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 124.90ms. Allocated memory is still 169.9MB. Free memory was 82.6MB in the beginning and 118.8MB in the end (delta: -36.2MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.39ms. Allocated memory is still 169.9MB. Free memory was 118.8MB in the beginning and 112.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 952.50ms. Allocated memory is still 169.9MB. Free memory was 112.5MB in the beginning and 70.7MB in the end (delta: 41.9MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * TraceAbstraction took 60791.12ms. Allocated memory was 169.9MB in the beginning and 291.5MB in the end (delta: 121.6MB). Free memory was 70.7MB in the beginning and 214.7MB in the end (delta: -144.1MB). Peak memory consumption was 126.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.TermVariable cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm (de.uni_freiburg.informatik.ultimate.logic.TermVariable and de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @17f9344b) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ClassCastException: class de.uni_freiburg.informatik.ultimate.logic.TermVariable cannot be cast to class de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm (de.uni_freiburg.informatik.ultimate.logic.TermVariable and de.uni_freiburg.informatik.ultimate.logic.ApplicationTerm are in unnamed module of loader org.eclipse.osgi.internal.loader.EquinoxClassLoader @17f9344b): de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.MultiDimensionalSelect.(MultiDimensionalSelect.java:103) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-07-12 10:52:46,248 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_array_list_shrink_to_fit_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 9017cdb66795bbbd8b9f62f9b398fe29d04e97206adeead5d1f2400c2ca8a92c --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 10:52:47,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 10:52:47,811 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 10:52:47,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 10:52:47,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 10:52:47,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 10:52:47,839 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 10:52:47,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 10:52:47,841 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 10:52:47,842 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 10:52:47,842 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 10:52:47,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 10:52:47,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 10:52:47,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 10:52:47,844 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 10:52:47,845 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 10:52:47,846 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 10:52:47,846 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 10:52:47,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 10:52:47,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 10:52:47,849 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 10:52:47,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 10:52:47,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 10:52:47,851 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 10:52:47,852 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 10:52:47,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 10:52:47,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 10:52:47,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 10:52:47,855 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 10:52:47,855 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 10:52:47,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 10:52:47,856 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 10:52:47,856 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 10:52:47,857 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 10:52:47,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 10:52:47,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 10:52:47,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 10:52:47,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 10:52:47,859 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 10:52:47,859 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 10:52:47,860 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 10:52:47,860 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 10:52:47,861 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 10:52:47,876 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 10:52:47,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 10:52:47,876 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 10:52:47,877 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 10:52:47,877 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 10:52:47,877 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 10:52:47,878 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 10:52:47,878 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 10:52:47,878 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 10:52:47,878 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 10:52:47,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 10:52:47,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 10:52:47,879 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 10:52:47,879 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 10:52:47,879 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 10:52:47,885 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 10:52:47,885 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 10:52:47,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 10:52:47,886 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 10:52:47,886 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 10:52:47,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 10:52:47,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 10:52:47,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 10:52:47,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 10:52:47,886 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 10:52:47,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 10:52:47,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 10:52:47,887 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 10:52:47,887 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 10:52:47,887 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 10:52:47,888 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 10:52:47,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 10:52:47,888 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 10:52:47,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9017cdb66795bbbd8b9f62f9b398fe29d04e97206adeead5d1f2400c2ca8a92c [2022-07-12 10:52:48,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 10:52:48,155 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 10:52:48,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 10:52:48,157 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 10:52:48,158 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 10:52:48,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_array_list_shrink_to_fit_harness.i [2022-07-12 10:52:48,224 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfaac5866/72c12654f91e4b2a899deae97a6c1ec9/FLAG863d0930b [2022-07-12 10:52:48,825 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 10:52:48,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_array_list_shrink_to_fit_harness.i [2022-07-12 10:52:48,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfaac5866/72c12654f91e4b2a899deae97a6c1ec9/FLAG863d0930b [2022-07-12 10:52:49,250 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dfaac5866/72c12654f91e4b2a899deae97a6c1ec9 [2022-07-12 10:52:49,252 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 10:52:49,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 10:52:49,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 10:52:49,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 10:52:49,257 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 10:52:49,258 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:52:49" (1/1) ... [2022-07-12 10:52:49,259 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@155c33c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 10:52:49, skipping insertion in model container [2022-07-12 10:52:49,259 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 10:52:49" (1/1) ... [2022-07-12 10:52:49,267 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 10:52:49,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 10:52:49,497 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_array_list_shrink_to_fit_harness.i[4502,4515] [2022-07-12 10:52:49,501 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_array_list_shrink_to_fit_harness.i[4562,4575] [2022-07-12 10:52:50,040 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-07-12 10:52:50,100 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,101 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,102 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,102 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,104 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,111 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,111 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,112 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,113 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,114 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,114 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,115 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,115 WARN L1550 CHandler]: Possible shadowing of function index [2022-07-12 10:52:50,299 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-07-12 10:52:50,300 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-07-12 10:52:50,301 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-07-12 10:52:50,305 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-07-12 10:52:50,307 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-07-12 10:52:50,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-07-12 10:52:50,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-07-12 10:52:50,310 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-07-12 10:52:50,312 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-07-12 10:52:50,312 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-07-12 10:52:50,383 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: BigInteger out of int range at java.base/java.math.BigInteger.intValueExact(BigInteger.java:4784) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1009) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:968) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1384) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:249) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:2978) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2836) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2138) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:143) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:211) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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) [2022-07-12 10:52:50,386 INFO L158 Benchmark]: Toolchain (without parser) took 1133.02ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 33.8MB in the beginning and 40.0MB in the end (delta: -6.2MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-07-12 10:52:50,387 INFO L158 Benchmark]: CDTParser took 2.69ms. Allocated memory is still 52.4MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 10:52:50,388 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1130.24ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 33.6MB in the beginning and 40.0MB in the end (delta: -6.4MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2022-07-12 10:52:50,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.69ms. Allocated memory is still 52.4MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1130.24ms. Allocated memory was 52.4MB in the beginning and 73.4MB in the end (delta: 21.0MB). Free memory was 33.6MB in the beginning and 40.0MB in the end (delta: -6.4MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of int range de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: BigInteger out of int range: java.base/java.math.BigInteger.intValueExact(BigInteger.java:4784) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArithmeticException: BigInteger out of int range