./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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 f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:02,889 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:02,891 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:02,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:02,924 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:02,925 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:02,927 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:02,929 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:02,931 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:02,933 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:02,934 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:02,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:02,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:02,937 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:02,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:02,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:02,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:02,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:02,946 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:02,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:02,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:02,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:02,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:02,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:02,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:02,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:02,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:02,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:02,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:02,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:02,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:02,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:02,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:02,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:02,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:02,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:02,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:02,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:02,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:02,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:02,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:02,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:50:03,017 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:03,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:03,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:03,020 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:03,021 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:03,022 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:03,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:03,022 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:50:03,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:03,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:03,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:03,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:03,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:03,030 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:03,030 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:03,030 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:03,030 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:03,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:03,031 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:03,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:03,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:03,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:03,032 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:50:03,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:50:03,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:03,032 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 [2021-11-23 15:50:03,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:03,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:03,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:03,337 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:03,337 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:03,339 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2021-11-23 15:50:03,417 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/d4ba6ce0e/b2c6c0fbb7ec48ebb43deaa0e32ce424/FLAG944fc628d [2021-11-23 15:50:04,178 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:04,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2021-11-23 15:50:04,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/d4ba6ce0e/b2c6c0fbb7ec48ebb43deaa0e32ce424/FLAG944fc628d [2021-11-23 15:50:04,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/d4ba6ce0e/b2c6c0fbb7ec48ebb43deaa0e32ce424 [2021-11-23 15:50:04,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:04,266 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:04,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:04,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:04,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:04,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:04" (1/1) ... [2021-11-23 15:50:04,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75415459 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:04, skipping insertion in model container [2021-11-23 15:50:04,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:04" (1/1) ... [2021-11-23 15:50:04,283 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:04,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:04,733 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2021-11-23 15:50:04,741 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2021-11-23 15:50:05,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,679 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,681 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,706 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,707 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,709 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,710 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,714 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,716 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,716 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:05,717 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,053 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:50:06,054 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:50:06,056 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:50:06,057 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:50:06,059 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:50:06,060 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:50:06,060 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:50:06,061 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:50:06,062 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:50:06,063 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:50:06,216 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:50:06,241 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:06,257 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:06,271 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2021-11-23 15:50:06,271 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2021-11-23 15:50:06,311 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,312 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,312 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,313 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,314 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,334 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,341 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,342 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,343 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,344 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,345 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,346 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,351 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:06,384 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:50:06,385 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:50:06,386 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:50:06,386 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:50:06,387 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:50:06,388 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:50:06,388 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:50:06,389 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:50:06,389 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:50:06,390 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:50:06,413 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:50:06,427 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:06,672 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:06,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06 WrapperNode [2021-11-23 15:50:06,672 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:06,674 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:06,674 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:06,674 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:06,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,813 INFO L137 Inliner]: procedures = 679, calls = 1045, calls flagged for inlining = 50, calls inlined = 5, statements flattened = 134 [2021-11-23 15:50:06,817 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:06,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:06,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:06,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:06,828 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,828 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,845 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,846 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,903 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:06,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:06,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:06,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:06,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:06" (1/1) ... [2021-11-23 15:50:06,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:06,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:06,958 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:06,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:07,006 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_back [2021-11-23 15:50:07,007 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_back [2021-11-23 15:50:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:07,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:50:07,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:50:07,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:50:07,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:50:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:50:07,010 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2021-11-23 15:50:07,011 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2021-11-23 15:50:07,011 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:50:07,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:07,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:07,014 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2021-11-23 15:50:07,014 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2021-11-23 15:50:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:50:07,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:50:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:07,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:50:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:50:07,016 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:50:07,016 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:50:07,017 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:50:07,017 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:50:07,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:50:07,299 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:07,301 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:07,655 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:07,681 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:07,686 INFO L158 Benchmark]: Toolchain (without parser) took 3418.99ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 60.6MB in the beginning and 74.9MB in the end (delta: -14.3MB). Peak memory consumption was 42.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:07,687 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:07,688 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2405.38ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 60.4MB in the beginning and 69.3MB in the end (delta: -8.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. [2021-11-23 15:50:07,688 INFO L158 Benchmark]: Boogie Procedure Inliner took 143.93ms. Allocated memory is still 121.6MB. Free memory was 69.3MB in the beginning and 63.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:07,689 INFO L158 Benchmark]: Boogie Preprocessor took 91.04ms. Allocated memory is still 121.6MB. Free memory was 63.7MB in the beginning and 61.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:07,690 INFO L158 Benchmark]: RCFGBuilder took 774.08ms. Allocated memory is still 121.6MB. Free memory was 61.0MB in the beginning and 74.9MB in the end (delta: -13.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 15:50:07,694 INFO L339 ainManager$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 100.7MB. Free memory was 56.4MB in the beginning and 56.3MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2405.38ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 60.4MB in the beginning and 69.3MB in the end (delta: -8.9MB). Peak memory consumption was 63.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 143.93ms. Allocated memory is still 121.6MB. Free memory was 69.3MB in the beginning and 63.7MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.04ms. Allocated memory is still 121.6MB. Free memory was 63.7MB in the beginning and 61.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 774.08ms. Allocated memory is still 121.6MB. Free memory was 61.0MB in the beginning and 74.9MB in the end (delta: -13.9MB). Peak memory consumption was 23.1MB. 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 15:50:07,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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 f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:50:10,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:50:10,212 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:50:10,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:50:10,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:50:10,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:50:10,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:50:10,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:50:10,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:50:10,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:50:10,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:50:10,277 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:50:10,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:50:10,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:50:10,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:50:10,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:50:10,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:50:10,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:50:10,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:50:10,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:50:10,291 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:50:10,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:50:10,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:50:10,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:50:10,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:50:10,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:50:10,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:50:10,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:50:10,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:50:10,319 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:50:10,319 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:50:10,320 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:50:10,322 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:50:10,323 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:50:10,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:50:10,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:50:10,327 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:50:10,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:50:10,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:50:10,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:50:10,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:50:10,331 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:50:10,377 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:50:10,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:50:10,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:50:10,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:50:10,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:50:10,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:50:10,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:50:10,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:50:10,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:50:10,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:50:10,383 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:50:10,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:50:10,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:50:10,383 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:50:10,383 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:50:10,384 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:50:10,384 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:50:10,384 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:50:10,384 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:50:10,385 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:50:10,385 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:10,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:50:10,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:50:10,386 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:50:10,386 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:50:10,386 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:50:10,386 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:50:10,386 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:50:10,387 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:50:10,387 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f57bc64edf303a057c8eafb48480d4e5b764bd411481261d53eb2a101eb82ae8 [2021-11-23 15:50:10,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:50:10,825 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:50:10,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:50:10,829 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:50:10,833 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:50:10,834 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2021-11-23 15:50:10,915 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/f413c34eb/996faf814ad543b8a9bdfa046405b303/FLAGc8041065d [2021-11-23 15:50:11,745 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:50:11,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i [2021-11-23 15:50:11,792 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/f413c34eb/996faf814ad543b8a9bdfa046405b303/FLAGc8041065d [2021-11-23 15:50:12,248 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/data/f413c34eb/996faf814ad543b8a9bdfa046405b303 [2021-11-23 15:50:12,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:50:12,252 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:50:12,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:12,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:50:12,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:50:12,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53ba4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:12, skipping insertion in model container [2021-11-23 15:50:12,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:50:12" (1/1) ... [2021-11-23 15:50:12,277 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:50:12,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:12,718 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2021-11-23 15:50:12,724 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2021-11-23 15:50:13,649 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,650 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,651 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,652 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,653 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,669 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,670 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,673 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:13,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,063 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:50:14,064 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:50:14,065 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:50:14,066 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:50:14,067 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:50:14,068 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:50:14,069 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:50:14,070 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:50:14,070 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:50:14,071 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:50:14,284 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:50:14,309 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,330 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:50:14,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:50:14,365 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2021-11-23 15:50:14,365 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2021-11-23 15:50:14,432 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,433 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,433 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,442 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,446 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,447 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,448 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,450 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,451 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,452 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,453 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,503 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:50:14,508 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:50:14,509 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:50:14,510 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:50:14,517 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:50:14,521 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:50:14,522 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:50:14,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:50:14,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:50:14,524 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:50:14,566 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:50:14,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:14,614 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:50:14,639 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4494,4507] [2021-11-23 15:50:14,649 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_98aed49f-45e9-4bf0-8b47-a31f38b49e76/sv-benchmarks/c/aws-c-common/aws_linked_list_back_harness.i[4554,4567] [2021-11-23 15:50:14,733 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,742 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,743 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,744 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,744 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,750 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,758 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,758 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,759 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,760 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,761 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,761 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 15:50:14,809 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 15:50:14,810 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 15:50:14,811 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 15:50:14,811 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 15:50:14,812 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 15:50:14,813 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 15:50:14,814 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 15:50:14,814 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 15:50:14,815 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 15:50:14,816 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 15:50:14,855 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 15:50:14,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:50:15,212 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:50:15,212 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15 WrapperNode [2021-11-23 15:50:15,212 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:50:15,214 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:15,214 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:50:15,215 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:50:15,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,335 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,381 INFO L137 Inliner]: procedures = 698, calls = 1045, calls flagged for inlining = 50, calls inlined = 5, statements flattened = 135 [2021-11-23 15:50:15,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:50:15,383 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:50:15,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:50:15,385 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:50:15,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:50:15,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:50:15,464 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:50:15,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:50:15,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:50:15" (1/1) ... [2021-11-23 15:50:15,471 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:50:15,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:50:15,495 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:50:15,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:50:15,547 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_back [2021-11-23 15:50:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_back [2021-11-23 15:50:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:50:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:50:15,548 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:50:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:50:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:50:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-23 15:50:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:50:15,549 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2021-11-23 15:50:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2021-11-23 15:50:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:50:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:50:15,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:50:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:50:15,552 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2021-11-23 15:50:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2021-11-23 15:50:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:50:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:50:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:50:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:50:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:50:15,553 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-23 15:50:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-23 15:50:15,554 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:50:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-23 15:50:15,773 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:50:15,774 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:50:16,169 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:50:16,208 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$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:50:16,221 INFO L158 Benchmark]: Toolchain (without parser) took 3966.50ms. Allocated memory was 83.9MB in the beginning and 140.5MB in the end (delta: 56.6MB). Free memory was 55.8MB in the beginning and 58.8MB in the end (delta: -3.0MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-23 15:50:16,221 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:50:16,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2958.63ms. Allocated memory was 83.9MB in the beginning and 140.5MB in the end (delta: 56.6MB). Free memory was 55.4MB in the beginning and 93.9MB in the end (delta: -38.5MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2021-11-23 15:50:16,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 169.12ms. Allocated memory is still 140.5MB. Free memory was 93.9MB in the beginning and 88.1MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:50:16,227 INFO L158 Benchmark]: Boogie Preprocessor took 79.36ms. Allocated memory is still 140.5MB. Free memory was 88.1MB in the beginning and 83.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:16,228 INFO L158 Benchmark]: RCFGBuilder took 754.80ms. Allocated memory is still 140.5MB. Free memory was 83.9MB in the beginning and 58.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:50:16,230 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 50.3MB. Free memory was 30.7MB in the beginning and 30.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2958.63ms. Allocated memory was 83.9MB in the beginning and 140.5MB in the end (delta: 56.6MB). Free memory was 55.4MB in the beginning and 93.9MB in the end (delta: -38.5MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 169.12ms. Allocated memory is still 140.5MB. Free memory was 93.9MB in the beginning and 88.1MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.36ms. Allocated memory is still 140.5MB. Free memory was 88.1MB in the beginning and 83.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 754.80ms. Allocated memory is still 140.5MB. Free memory was 83.9MB in the beginning and 58.8MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. 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 15:50:16,274 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98aed49f-45e9-4bf0-8b47-a31f38b49e76/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