./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 588c504bc2fd23c9ce280a0a1b43a680048f163183a3674ad6d00cde5eb05799 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:44,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:44,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:44,359 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:44,360 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:44,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:44,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:44,373 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:44,376 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:44,383 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:44,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:44,386 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:44,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:44,390 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:44,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:44,398 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:44,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:44,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:44,407 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:44,411 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:44,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:44,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:44,421 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:44,422 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:44,429 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:44,430 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:44,430 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:44,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:44,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:44,435 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:44,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:44,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:44,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:44,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:44,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:44,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:44,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:44,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:44,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:44,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:44,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:44,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:03:44,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:44,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:44,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:44,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:44,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:44,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:44,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:44,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:44,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:44,498 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:44,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:44,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:44,499 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:44,499 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:44,499 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:44,499 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:44,500 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:44,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:44,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:44,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:44,501 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:44,501 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:44,501 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:44,501 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:44,502 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:44,502 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 588c504bc2fd23c9ce280a0a1b43a680048f163183a3674ad6d00cde5eb05799 [2021-11-23 15:03:44,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:44,790 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:44,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:44,793 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:44,793 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:44,794 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i [2021-11-23 15:03:44,858 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/9aad99ef4/68b1348797a048beb45a10ca01b7a650/FLAG63a8c2085 [2021-11-23 15:03:45,640 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:45,641 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i [2021-11-23 15:03:45,687 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/9aad99ef4/68b1348797a048beb45a10ca01b7a650/FLAG63a8c2085 [2021-11-23 15:03:46,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/9aad99ef4/68b1348797a048beb45a10ca01b7a650 [2021-11-23 15:03:46,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:46,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:46,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:46,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:46,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:46,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,174 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53755053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:46, skipping insertion in model container [2021-11-23 15:03:46,174 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:46" (1/1) ... [2021-11-23 15:03:46,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:46,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:46,664 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2021-11-23 15:03:46,673 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2021-11-23 15:03:47,562 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,568 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,569 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,571 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,603 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,613 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,616 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,625 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,627 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,628 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,629 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:47,629 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,089 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:03:48,091 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:03:48,092 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:03:48,093 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:03:48,095 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:03:48,095 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:03:48,096 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:03:48,097 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:03:48,098 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:03:48,099 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:03:48,319 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:03:48,363 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:48,388 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:48,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2021-11-23 15:03:48,416 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2021-11-23 15:03:48,461 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,464 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,475 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,475 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,483 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,483 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,486 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,487 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:48,553 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:03:48,554 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:03:48,555 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:03:48,556 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:03:48,557 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:03:48,558 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:03:48,559 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:03:48,560 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:03:48,561 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:03:48,562 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:03:48,610 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:03:48,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:48,909 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:48,909 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48 WrapperNode [2021-11-23 15:03:48,910 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:48,911 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:48,911 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:48,911 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:48,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,081 INFO L137 Inliner]: procedures = 679, calls = 1048, calls flagged for inlining = 49, calls inlined = 4, statements flattened = 89 [2021-11-23 15:03:49,084 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:49,085 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,085 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:49,085 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:49,096 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,112 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,161 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:49,168 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:49,168 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:49,168 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:49,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:48" (1/1) ... [2021-11-23 15:03:49,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:49,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:49,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:49,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-11-23 15:03:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-11-23 15:03:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2021-11-23 15:03:49,273 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2021-11-23 15:03:49,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:03:49,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:49,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:49,275 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:03:49,276 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:03:49,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:49,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:49,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:03:49,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:03:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:03:49,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:03:49,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:03:49,280 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:03:49,280 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:03:49,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:49,576 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:49,578 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:49,896 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:49,936 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:49,943 INFO L158 Benchmark]: Toolchain (without parser) took 3773.29ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.6MB in the beginning and 72.1MB in the end (delta: -15.5MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2021-11-23 15:03:49,945 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 98.6MB. Free memory was 79.6MB in the beginning and 79.5MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:49,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2742.36ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 70.3MB in the end (delta: -13.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:49,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.65ms. Allocated memory is still 119.5MB. Free memory was 70.3MB in the beginning and 65.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:49,953 INFO L158 Benchmark]: Boogie Preprocessor took 82.38ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 62.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:49,954 INFO L158 Benchmark]: RCFGBuilder took 770.35ms. Allocated memory is still 119.5MB. Free memory was 62.1MB in the beginning and 72.1MB in the end (delta: -10.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:03:49,961 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 98.6MB. Free memory was 79.6MB in the beginning and 79.5MB in the end (delta: 78.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2742.36ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 56.4MB in the beginning and 70.3MB in the end (delta: -13.9MB). Peak memory consumption was 40.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.65ms. Allocated memory is still 119.5MB. Free memory was 70.3MB in the beginning and 65.1MB in the end (delta: 5.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.38ms. Allocated memory is still 119.5MB. Free memory was 65.1MB in the beginning and 62.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 770.35ms. Allocated memory is still 119.5MB. Free memory was 62.1MB in the beginning and 72.1MB in the end (delta: -10.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:50,001 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 588c504bc2fd23c9ce280a0a1b43a680048f163183a3674ad6d00cde5eb05799 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:52,395 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:52,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:52,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:52,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:52,429 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:52,431 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:52,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:52,436 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:52,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:52,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:52,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:52,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:52,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:52,444 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:52,446 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:52,447 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:52,448 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:52,451 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:52,453 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:52,455 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:52,457 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:52,458 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:52,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:52,464 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:52,464 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:52,465 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:52,466 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:52,467 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:52,468 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:52,468 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:52,469 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:52,470 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:52,471 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:52,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:52,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:52,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:52,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:52,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:52,476 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:52,477 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:52,478 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:03:52,505 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:52,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:52,507 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:52,507 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:52,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:52,508 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:52,508 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:52,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:52,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:52,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:52,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:52,510 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:03:52,510 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:03:52,510 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:03:52,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:52,511 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:52,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:52,512 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:52,512 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:52,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:52,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:52,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:52,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:52,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:52,514 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:03:52,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:03:52,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:52,515 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:03:52,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:03:52,515 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 588c504bc2fd23c9ce280a0a1b43a680048f163183a3674ad6d00cde5eb05799 [2021-11-23 15:03:52,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:52,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:52,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:52,964 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:52,966 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:52,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i [2021-11-23 15:03:53,054 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/51aaa6048/4489cac93ec54751b57deff269109270/FLAG7e0900f47 [2021-11-23 15:03:53,855 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:53,855 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i [2021-11-23 15:03:53,898 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/51aaa6048/4489cac93ec54751b57deff269109270/FLAG7e0900f47 [2021-11-23 15:03:54,395 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/data/51aaa6048/4489cac93ec54751b57deff269109270 [2021-11-23 15:03:54,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:54,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:54,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:54,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:54,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:54,407 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,408 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42c1146a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:54, skipping insertion in model container [2021-11-23 15:03:54,409 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:54" (1/1) ... [2021-11-23 15:03:54,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:54,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:54,825 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2021-11-23 15:03:54,831 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2021-11-23 15:03:55,614 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,615 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,615 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,616 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,617 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,633 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,634 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,636 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,637 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,639 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,640 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,641 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:55,641 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,035 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:03:56,036 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:03:56,037 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:03:56,038 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:03:56,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:03:56,040 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:03:56,041 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:03:56,042 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:03:56,042 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:03:56,061 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:03:56,266 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:03:56,298 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:56,321 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:03:56,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:56,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2021-11-23 15:03:56,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2021-11-23 15:03:56,451 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,453 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,453 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,476 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,479 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,480 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,480 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,481 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,481 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,529 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:03:56,530 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:03:56,531 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:03:56,533 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:03:56,540 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:03:56,541 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:03:56,541 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:03:56,542 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:03:56,542 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:03:56,542 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:03:56,566 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:03:56,587 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:56,595 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:56,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4496,4509] [2021-11-23 15:03:56,608 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/sv-benchmarks/c/aws-c-common/aws_linked_list_remove_harness.i[4556,4569] [2021-11-23 15:03:56,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,668 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,678 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:03:56,723 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:03:56,724 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:03:56,725 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:03:56,726 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:03:56,727 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:03:56,727 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:03:56,728 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:03:56,728 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:03:56,729 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:03:56,730 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:03:56,776 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:03:56,799 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:57,122 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:57,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57 WrapperNode [2021-11-23 15:03:57,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:57,124 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,125 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:57,125 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:57,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,290 INFO L137 Inliner]: procedures = 698, calls = 1048, calls flagged for inlining = 49, calls inlined = 4, statements flattened = 90 [2021-11-23 15:03:57,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:57,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:57,293 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:57,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,316 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,317 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,341 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:57,384 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:57,385 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:57,385 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:57,386 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:57" (1/1) ... [2021-11-23 15:03:57,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:57,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:57,418 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:57,438 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:57,472 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-11-23 15:03:57,472 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-11-23 15:03:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2021-11-23 15:03:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2021-11-23 15:03:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:03:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:03:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:03:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:03:57,473 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:03:57,473 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:03:57,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:03:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:57,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:57,475 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:03:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:03:57,476 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:03:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:03:57,476 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:03:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:03:57,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:03:57,477 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:03:57,477 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:03:57,775 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:03:57,777 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:03:58,185 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:03:58,207 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:03:58,211 INFO L158 Benchmark]: Toolchain (without parser) took 3811.93ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 26.0MB in the beginning and 39.8MB in the end (delta: -13.8MB). Peak memory consumption was 37.1MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,211 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:03:58,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2721.37ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 25.8MB in the beginning and 49.6MB in the end (delta: -23.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,213 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.91ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 43.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,213 INFO L158 Benchmark]: Boogie Preprocessor took 79.17ms. Allocated memory is still 94.4MB. Free memory was 43.8MB in the beginning and 40.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,214 INFO L158 Benchmark]: RCFGBuilder took 824.94ms. Allocated memory is still 94.4MB. Free memory was 40.6MB in the beginning and 39.8MB in the end (delta: 810.0kB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-23 15:03:58,216 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 54.5MB. Free memory is still 35.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2721.37ms. Allocated memory was 54.5MB in the beginning and 94.4MB in the end (delta: 39.8MB). Free memory was 25.8MB in the beginning and 49.6MB in the end (delta: -23.8MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.91ms. Allocated memory is still 94.4MB. Free memory was 49.6MB in the beginning and 43.8MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.17ms. Allocated memory is still 94.4MB. Free memory was 43.8MB in the beginning and 40.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 824.94ms. Allocated memory is still 94.4MB. Free memory was 40.6MB in the beginning and 39.8MB in the end (delta: 810.0kB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:03:58,266 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5114be4-c32e-45d3-88da-9db840b86d60/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable