./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_next_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_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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_fdff8465-13fd-4975-8de8-611de5c25101/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 5bb1e95e9d6379d31cbb3e207d6fe85ddf495edebf9b764e927537f63dbf829e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:44,273 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:44,275 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:44,310 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:44,311 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:44,312 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:44,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:44,317 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:44,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:44,321 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:44,322 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:44,324 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:44,325 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:44,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:44,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:44,331 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:44,332 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:44,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:44,337 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:44,340 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:44,342 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:44,352 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:44,353 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:44,355 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:44,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:44,363 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:44,363 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:44,365 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:44,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:44,370 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:44,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:44,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:44,374 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:44,375 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:44,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:44,377 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:44,378 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:44,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:44,379 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:44,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:44,380 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:44,381 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:58:44,422 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:44,422 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:44,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:44,424 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:44,425 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:44,425 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:44,425 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:44,426 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:58:44,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:44,426 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:44,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:44,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:44,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:44,428 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:44,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:44,428 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:44,428 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:44,429 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:44,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:44,429 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:44,429 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:44,430 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:44,430 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:58:44,430 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:58:44,430 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:44,430 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_fdff8465-13fd-4975-8de8-611de5c25101/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bb1e95e9d6379d31cbb3e207d6fe85ddf495edebf9b764e927537f63dbf829e [2021-11-23 15:58:44,710 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:44,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:44,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:44,737 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:44,738 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:44,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i [2021-11-23 15:58:44,842 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/16cbfa2e4/29236361723043ea82f59f59d3dc1867/FLAGf38986403 [2021-11-23 15:58:45,698 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:45,698 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i [2021-11-23 15:58:45,736 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/16cbfa2e4/29236361723043ea82f59f59d3dc1867/FLAGf38986403 [2021-11-23 15:58:46,182 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/16cbfa2e4/29236361723043ea82f59f59d3dc1867 [2021-11-23 15:58:46,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:46,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:46,188 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:46,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:46,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:46,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63b51889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:46, skipping insertion in model container [2021-11-23 15:58:46,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:46" (1/1) ... [2021-11-23 15:58:46,206 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:46,352 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:46,754 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4494,4507] [2021-11-23 15:58:46,763 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4554,4567] [2021-11-23 15:58:47,833 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,834 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,835 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,836 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,838 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,856 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,857 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,860 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,861 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,864 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,866 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:47,867 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,289 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:58:48,290 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:58:48,292 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:58:48,293 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:58:48,295 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:58:48,296 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:58:48,297 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:58:48,298 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:58:48,299 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:58:48,300 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:58:48,503 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:58:48,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:48,561 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:48,594 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4494,4507] [2021-11-23 15:58:48,601 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4554,4567] [2021-11-23 15:58:48,683 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,684 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,687 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,688 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,690 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,715 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,717 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,719 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,719 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,720 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,722 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,723 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,724 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:48,821 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:58:48,824 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:58:48,825 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:58:48,826 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:58:48,834 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:58:48,835 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:58:48,835 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:58:48,836 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:58:48,837 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:58:48,837 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:58:48,866 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:58:48,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:49,080 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:49,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49 WrapperNode [2021-11-23 15:58:49,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:49,084 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,084 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:49,084 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:49,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,210 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,278 INFO L137 Inliner]: procedures = 679, calls = 1039, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 58 [2021-11-23 15:58:49,279 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:49,280 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:49,281 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:49,281 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:49,293 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,318 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,319 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,355 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,360 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,364 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:49,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:49,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:49,380 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:49,385 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:49" (1/1) ... [2021-11-23 15:58:49,392 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:49,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:49,419 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:49,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:49,479 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:58:49,479 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:58:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:58:49,480 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:58:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:49,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:49,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:49,482 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:49,482 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:49,483 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:58:49,485 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:58:49,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:58:49,860 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:49,867 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:50,115 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:50,138 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:50,143 INFO L158 Benchmark]: Toolchain (without parser) took 3955.89ms. Allocated memory was 83.9MB in the beginning and 174.1MB in the end (delta: 90.2MB). Free memory was 44.1MB in the beginning and 130.5MB in the end (delta: -86.4MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,144 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:50,145 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2894.94ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 43.7MB in the beginning and 71.2MB in the end (delta: -27.5MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.81ms. Allocated memory is still 127.9MB. Free memory was 71.2MB in the beginning and 66.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,147 INFO L158 Benchmark]: Boogie Preprocessor took 98.02ms. Allocated memory is still 127.9MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,148 INFO L158 Benchmark]: RCFGBuilder took 762.11ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 64.1MB in the beginning and 130.5MB in the end (delta: -66.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:50,151 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 27.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2894.94ms. Allocated memory was 83.9MB in the beginning and 127.9MB in the end (delta: 44.0MB). Free memory was 43.7MB in the beginning and 71.2MB in the end (delta: -27.5MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.81ms. Allocated memory is still 127.9MB. Free memory was 71.2MB in the beginning and 66.4MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.02ms. Allocated memory is still 127.9MB. Free memory was 66.4MB in the beginning and 64.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 762.11ms. Allocated memory was 127.9MB in the beginning and 174.1MB in the end (delta: 46.1MB). Free memory was 64.1MB in the beginning and 130.5MB in the end (delta: -66.4MB). Peak memory consumption was 16.8MB. 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 15:58:50,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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_fdff8465-13fd-4975-8de8-611de5c25101/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 5bb1e95e9d6379d31cbb3e207d6fe85ddf495edebf9b764e927537f63dbf829e --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:58:52,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:58:52,838 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:58:52,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:58:52,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:58:52,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:58:52,908 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:58:52,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:58:52,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:58:52,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:58:52,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:58:52,928 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:58:52,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:58:52,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:58:52,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:58:52,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:58:52,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:58:52,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:58:52,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:58:52,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:58:52,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:58:52,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:58:52,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:58:52,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:58:52,974 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:58:52,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:58:52,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:58:52,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:58:52,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:58:52,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:58:52,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:58:52,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:58:52,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:58:52,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:58:52,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:58:52,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:58:52,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:58:52,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:58:52,996 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:58:52,998 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:58:52,998 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:58:52,999 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:58:53,044 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:58:53,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:58:53,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:58:53,047 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:58:53,048 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:58:53,048 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:58:53,049 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:58:53,049 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:58:53,049 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:58:53,050 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:58:53,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:58:53,051 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:58:53,051 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:58:53,051 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:58:53,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:58:53,052 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:58:53,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:58:53,052 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:58:53,053 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:58:53,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:58:53,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:53,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:58:53,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:58:53,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:58:53,054 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:58:53,054 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:58:53,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:58:53,055 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:58:53,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:58:53,055 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_fdff8465-13fd-4975-8de8-611de5c25101/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bb1e95e9d6379d31cbb3e207d6fe85ddf495edebf9b764e927537f63dbf829e [2021-11-23 15:58:53,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:58:53,546 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:58:53,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:58:53,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:58:53,552 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:58:53,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i [2021-11-23 15:58:53,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/4c3e322d6/050ec8c6b9224e4b9071ad0f13f363e0/FLAG061c8b588 [2021-11-23 15:58:54,575 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:58:54,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i [2021-11-23 15:58:54,628 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/4c3e322d6/050ec8c6b9224e4b9071ad0f13f363e0/FLAG061c8b588 [2021-11-23 15:58:55,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/data/4c3e322d6/050ec8c6b9224e4b9071ad0f13f363e0 [2021-11-23 15:58:55,059 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:58:55,061 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:58:55,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:55,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:58:55,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:58:55,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cab89c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:55, skipping insertion in model container [2021-11-23 15:58:55,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:58:55" (1/1) ... [2021-11-23 15:58:55,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:58:55,208 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:55,467 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4494,4507] [2021-11-23 15:58:55,475 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4554,4567] [2021-11-23 15:58:56,512 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,513 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,515 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,516 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,517 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,554 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,560 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,562 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,563 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,565 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,568 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:56,568 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,091 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:58:57,093 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:58:57,095 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:58:57,096 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:58:57,098 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:58:57,099 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:58:57,100 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:58:57,101 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:58:57,101 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:58:57,102 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:58:57,270 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:58:57,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:57,326 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:58:57,390 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:58:57,395 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4494,4507] [2021-11-23 15:58:57,396 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4554,4567] [2021-11-23 15:58:57,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,444 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,445 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,446 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,447 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,456 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,457 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,459 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,459 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,461 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,462 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,463 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,553 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:58:57,562 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:58:57,563 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:58:57,565 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:58:57,586 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:58:57,587 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:58:57,587 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:58:57,588 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:58:57,589 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:58:57,589 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:58:57,628 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:58:57,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:57,679 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:58:57,705 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4494,4507] [2021-11-23 15:58:57,719 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_fdff8465-13fd-4975-8de8-611de5c25101/sv-benchmarks/c/aws-c-common/aws_linked_list_next_harness.i[4554,4567] [2021-11-23 15:58:57,771 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,771 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,772 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,773 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,796 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,798 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,800 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,801 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,802 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,803 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,804 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,804 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:58:57,871 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:58:57,873 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:58:57,873 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:58:57,874 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:58:57,875 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:58:57,876 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:58:57,877 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:58:57,877 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:58:57,878 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:58:57,879 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:58:57,922 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:58:57,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:58:58,266 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:58:58,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58 WrapperNode [2021-11-23 15:58:58,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:58:58,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:58,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:58:58,269 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:58:58,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,393 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,459 INFO L137 Inliner]: procedures = 698, calls = 1039, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 59 [2021-11-23 15:58:58,460 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:58:58,461 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:58:58,461 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:58:58,462 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:58:58,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,505 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:58:58,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:58:58,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:58:58,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:58:58,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:58:58" (1/1) ... [2021-11-23 15:58:58,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:58:58,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:58:58,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:58:58,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:58:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:58:58,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:58:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:58:58,708 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:58:58,708 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:58:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:58:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:58:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:58:58,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:58:58,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:58:58,710 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:58:58,710 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:58:58,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:58:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:58:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:58:58,712 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:58:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:58:59,079 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:58:59,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:58:59,345 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:58:59,395 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:58:59,405 INFO L158 Benchmark]: Toolchain (without parser) took 4342.67ms. Allocated memory was 58.7MB in the beginning and 115.3MB in the end (delta: 56.6MB). Free memory was 29.9MB in the beginning and 61.6MB in the end (delta: -31.7MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,406 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:58:59,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3204.75ms. Allocated memory was 58.7MB in the beginning and 88.1MB in the end (delta: 29.4MB). Free memory was 29.7MB in the beginning and 36.2MB in the end (delta: -6.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 191.91ms. Allocated memory is still 88.1MB. Free memory was 36.2MB in the beginning and 30.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,411 INFO L158 Benchmark]: Boogie Preprocessor took 76.90ms. Allocated memory is still 88.1MB. Free memory was 30.6MB in the beginning and 45.8MB in the end (delta: -15.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,411 INFO L158 Benchmark]: RCFGBuilder took 864.15ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 45.7MB in the beginning and 61.6MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 15:58:59,414 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 38.9MB in the beginning and 38.9MB in the end (delta: 42.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3204.75ms. Allocated memory was 58.7MB in the beginning and 88.1MB in the end (delta: 29.4MB). Free memory was 29.7MB in the beginning and 36.2MB in the end (delta: -6.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 191.91ms. Allocated memory is still 88.1MB. Free memory was 36.2MB in the beginning and 30.6MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.90ms. Allocated memory is still 88.1MB. Free memory was 30.6MB in the beginning and 45.8MB in the end (delta: -15.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * RCFGBuilder took 864.15ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 45.7MB in the beginning and 61.6MB in the end (delta: -15.9MB). Peak memory consumption was 16.8MB. 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 15:58:59,461 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdff8465-13fd-4975-8de8-611de5c25101/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