./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0aec0bb8b8715e014581c4eef5e1e25c7e0452a528f8abdf2f2a721d17b0fa7f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:18:55,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:18:55,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:18:55,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:18:55,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:18:55,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:18:55,939 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:18:55,944 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:18:55,948 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:18:55,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:18:55,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:18:55,954 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:18:55,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:18:55,959 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:18:55,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:18:55,962 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:18:55,965 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:18:55,972 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:18:55,974 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:18:55,980 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:18:55,986 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:18:55,988 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:18:55,989 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:18:55,991 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:18:55,995 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:18:55,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:18:55,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:18:55,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:18:56,000 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:18:56,001 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:18:56,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:18:56,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:18:56,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:18:56,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:18:56,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:18:56,008 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:18:56,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:18:56,009 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:18:56,009 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:18:56,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:18:56,011 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:18:56,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:18:56,057 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:18:56,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:18:56,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:18:56,058 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:18:56,065 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:18:56,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:18:56,066 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:18:56,066 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:18:56,066 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:18:56,066 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:18:56,067 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:18:56,068 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:18:56,068 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:18:56,068 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:18:56,068 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:18:56,069 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:18:56,069 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:18:56,069 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:18:56,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:18:56,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:18:56,071 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:18:56,071 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:18:56,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:18:56,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:18:56,072 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:18:56,072 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:18:56,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:18:56,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:18:56,074 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:18:56,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:18:56,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:18:56,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:18:56,075 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:18:56,076 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:18:56,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:18:56,076 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:18:56,076 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:18:56,077 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:18:56,077 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0aec0bb8b8715e014581c4eef5e1e25c7e0452a528f8abdf2f2a721d17b0fa7f [2021-11-21 01:18:56,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:18:56,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:18:56,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:18:56,346 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:18:56,347 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:18:56,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i [2021-11-21 01:18:56,430 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/data/c0c5a98db/c8c0b0cd4b9749288d7f05c18b85b43f/FLAGa9bbe5bee [2021-11-21 01:18:57,156 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:18:57,157 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i [2021-11-21 01:18:57,201 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/data/c0c5a98db/c8c0b0cd4b9749288d7f05c18b85b43f/FLAGa9bbe5bee [2021-11-21 01:18:57,257 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/data/c0c5a98db/c8c0b0cd4b9749288d7f05c18b85b43f [2021-11-21 01:18:57,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:18:57,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:18:57,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:18:57,265 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:18:57,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:18:57,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:18:57" (1/1) ... [2021-11-21 01:18:57,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1346dd93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:57, skipping insertion in model container [2021-11-21 01:18:57,273 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:18:57" (1/1) ... [2021-11-21 01:18:57,280 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:18:57,407 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:18:57,712 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_17836595-06e0-4953-91d6-7e096f556162/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4494,4507] [2021-11-21 01:18:57,718 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_17836595-06e0-4953-91d6-7e096f556162/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4554,4567] [2021-11-21 01:18:58,541 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,542 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,542 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,543 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,544 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,559 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,560 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,562 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,563 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,565 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,566 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:58,884 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:18:58,886 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:18:58,887 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:18:58,888 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:18:58,890 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:18:58,891 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:18:58,891 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:18:58,892 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:18:58,893 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:18:58,894 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:18:59,026 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:18:59,052 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:18:59,067 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:18:59,081 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_17836595-06e0-4953-91d6-7e096f556162/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4494,4507] [2021-11-21 01:18:59,082 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_17836595-06e0-4953-91d6-7e096f556162/sv-benchmarks/c/aws-c-common/aws_linked_list_prev_harness.i[4554,4567] [2021-11-21 01:18:59,128 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,129 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,130 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,130 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,131 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,141 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,141 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,143 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,143 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,145 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,146 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:18:59,210 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:18:59,211 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:18:59,212 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:18:59,213 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:18:59,214 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:18:59,214 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:18:59,215 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:18:59,215 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:18:59,216 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:18:59,216 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:18:59,292 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:18:59,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:18:59,605 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:18:59,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59 WrapperNode [2021-11-21 01:18:59,606 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:18:59,607 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:18:59,607 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:18:59,607 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:18:59,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,720 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,761 INFO L137 Inliner]: procedures = 679, calls = 1039, calls flagged for inlining = 50, calls inlined = 4, statements flattened = 58 [2021-11-21 01:18:59,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:18:59,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:18:59,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:18:59,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:18:59,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,772 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,773 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,788 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:18:59,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:18:59,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:18:59,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:18:59,812 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (1/1) ... [2021-11-21 01:18:59,822 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:18:59,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:18:59,844 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:18:59,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:18:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:18:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:18:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:18:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-21 01:18:59,884 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-21 01:18:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:18:59,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:18:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:18:59,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:18:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:18:59,885 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:18:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:18:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:18:59,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:18:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-21 01:18:59,886 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-21 01:18:59,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:19:00,087 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:19:00,089 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:19:00,293 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:19:00,382 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:19:00,392 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 01:19:00,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:19:00 BoogieIcfgContainer [2021-11-21 01:19:00,394 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:19:00,396 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:19:00,396 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:19:00,400 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:19:00,401 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:18:57" (1/3) ... [2021-11-21 01:19:00,401 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e180aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:19:00, skipping insertion in model container [2021-11-21 01:19:00,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:18:59" (2/3) ... [2021-11-21 01:19:00,402 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e180aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:19:00, skipping insertion in model container [2021-11-21 01:19:00,402 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:19:00" (3/3) ... [2021-11-21 01:19:00,403 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_prev_harness.i [2021-11-21 01:19:00,408 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:19:00,408 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:19:00,478 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:19:00,493 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-21 01:19:00,493 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:19:00,509 INFO L276 IsEmpty]: Start isEmpty. Operand has 33 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-11-21 01:19:00,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-21 01:19:00,514 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:19:00,514 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:19:00,515 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:19:00,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:19:00,544 INFO L85 PathProgramCache]: Analyzing trace with hash 846701445, now seen corresponding path program 1 times [2021-11-21 01:19:00,553 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:19:00,553 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834700295] [2021-11-21 01:19:00,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:00,555 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:19:00,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:01,439 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:19:01,440 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:19:01,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834700295] [2021-11-21 01:19:01,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [834700295] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:19:01,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842944693] [2021-11-21 01:19:01,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:01,442 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:19:01,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:19:01,447 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:19:01,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:19:01,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:01,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 58 conjunts are in the unsatisfiable core [2021-11-21 01:19:01,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:19:01,739 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-21 01:19:01,741 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 54 [2021-11-21 01:19:01,762 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-11-21 01:19:01,763 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 42 [2021-11-21 01:19:01,776 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2021-11-21 01:19:03,923 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 01:19:03,924 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-21 01:19:03,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842944693] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:19:03,925 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-21 01:19:03,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [11] total 17 [2021-11-21 01:19:03,927 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445761129] [2021-11-21 01:19:03,928 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:19:03,931 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-21 01:19:03,932 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:19:03,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-21 01:19:03,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2021-11-21 01:19:03,959 INFO L87 Difference]: Start difference. First operand has 33 states, 15 states have (on average 1.1333333333333333) internal successors, (17), 16 states have internal predecessors, (17), 12 states have call successors, (12), 4 states have call predecessors, (12), 4 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 10 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:19:04,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:19:04,065 INFO L93 Difference]: Finished difference Result 64 states and 82 transitions. [2021-11-21 01:19:04,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-21 01:19:04,068 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) Word has length 15 [2021-11-21 01:19:04,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:19:04,075 INFO L225 Difference]: With dead ends: 64 [2021-11-21 01:19:04,075 INFO L226 Difference]: Without dead ends: 37 [2021-11-21 01:19:04,078 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 5 SyntacticMatches, 5 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2021-11-21 01:19:04,081 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 5 mSDsluCounter, 187 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 30 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:19:04,082 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6 Valid, 197 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 30 Unchecked, 0.1s Time] [2021-11-21 01:19:04,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-11-21 01:19:04,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-11-21 01:19:04,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 18 states have (on average 1.0555555555555556) internal successors, (19), 19 states have internal predecessors, (19), 12 states have call successors, (12), 6 states have call predecessors, (12), 6 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:19:04,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 42 transitions. [2021-11-21 01:19:04,121 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 42 transitions. Word has length 15 [2021-11-21 01:19:04,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:19:04,122 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 42 transitions. [2021-11-21 01:19:04,122 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 6 states have (on average 1.1666666666666667) internal successors, (7), 5 states have internal predecessors, (7), 3 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 3 states have call predecessors, (3), 2 states have call successors, (3) [2021-11-21 01:19:04,123 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 42 transitions. [2021-11-21 01:19:04,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 01:19:04,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:19:04,124 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:19:04,162 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-21 01:19:04,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-21 01:19:04,340 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:19:04,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:19:04,340 INFO L85 PathProgramCache]: Analyzing trace with hash 1013014958, now seen corresponding path program 1 times [2021-11-21 01:19:04,341 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:19:04,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210787251] [2021-11-21 01:19:04,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:04,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:19:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:04,923 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:19:04,923 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:19:04,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210787251] [2021-11-21 01:19:04,923 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1210787251] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:19:04,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [650973496] [2021-11-21 01:19:04,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:04,924 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:19:04,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:19:04,925 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:19:04,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-21 01:19:05,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:05,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 64 conjunts are in the unsatisfiable core [2021-11-21 01:19:05,034 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:19:05,055 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 54 [2021-11-21 01:19:05,059 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 50 [2021-11-21 01:19:05,063 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 49 [2021-11-21 01:19:07,718 INFO L354 Elim1Store]: treesize reduction 118, result has 16.3 percent of original size [2021-11-21 01:19:07,719 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 328 treesize of output 200 [2021-11-21 01:19:07,754 INFO L354 Elim1Store]: treesize reduction 110, result has 6.0 percent of original size [2021-11-21 01:19:07,755 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 158 treesize of output 104 [2021-11-21 01:19:07,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:19:07,845 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:19:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 01:19:12,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [650973496] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:19:12,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [242659483] [2021-11-21 01:19:12,266 INFO L159 IcfgInterpreter]: Started Sifa with 21 locations of interest [2021-11-21 01:19:12,266 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:19:12,273 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:19:12,278 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:19:12,278 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:19:12,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,384 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:19:12,408 INFO L354 Elim1Store]: treesize reduction 26, result has 49.0 percent of original size [2021-11-21 01:19:12,408 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 83 [2021-11-21 01:19:12,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,459 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2021-11-21 01:19:12,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,482 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-11-21 01:19:12,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,599 INFO L354 Elim1Store]: treesize reduction 106, result has 33.8 percent of original size [2021-11-21 01:19:12,600 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 14 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 35 treesize of output 79 [2021-11-21 01:19:12,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,732 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:19:12,760 INFO L354 Elim1Store]: treesize reduction 26, result has 49.0 percent of original size [2021-11-21 01:19:12,760 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 83 [2021-11-21 01:19:12,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:12,939 INFO L354 Elim1Store]: treesize reduction 174, result has 25.0 percent of original size [2021-11-21 01:19:12,940 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 101 [2021-11-21 01:19:13,073 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-11-21 01:19:13,081 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-11-21 01:19:13,713 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-11-21 01:19:16,020 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-11-21 01:19:16,058 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2021-11-21 01:19:16,063 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 24 for LOIs [2021-11-21 01:19:16,235 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 24 for LOIs [2021-11-21 01:19:16,278 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_prev_is_valid with input of size 25 for LOIs [2021-11-21 01:19:16,864 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 20 for LOIs [2021-11-21 01:19:17,370 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:19:18,746 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: ALGORITHM_FAILED [2021-11-21 01:19:18,746 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-11-21 01:19:18,746 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 11] total 32 [2021-11-21 01:19:18,747 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561952797] [2021-11-21 01:19:18,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-11-21 01:19:18,748 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2021-11-21 01:19:18,748 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:19:18,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-11-21 01:19:18,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=198, Invalid=2154, Unknown=0, NotChecked=0, Total=2352 [2021-11-21 01:19:18,751 INFO L87 Difference]: Start difference. First operand 37 states and 42 transitions. Second operand has 32 states, 16 states have (on average 2.25) internal successors, (36), 25 states have internal predecessors, (36), 14 states have call successors, (17), 4 states have call predecessors, (17), 11 states have return successors, (15), 11 states have call predecessors, (15), 12 states have call successors, (15) [2021-11-21 01:19:19,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:19:19,242 INFO L93 Difference]: Finished difference Result 45 states and 48 transitions. [2021-11-21 01:19:19,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-11-21 01:19:19,242 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 16 states have (on average 2.25) internal successors, (36), 25 states have internal predecessors, (36), 14 states have call successors, (17), 4 states have call predecessors, (17), 11 states have return successors, (15), 11 states have call predecessors, (15), 12 states have call successors, (15) Word has length 24 [2021-11-21 01:19:19,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:19:19,243 INFO L225 Difference]: With dead ends: 45 [2021-11-21 01:19:19,243 INFO L226 Difference]: Without dead ends: 43 [2021-11-21 01:19:19,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 28 SyntacticMatches, 8 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 947 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=235, Invalid=2735, Unknown=0, NotChecked=0, Total=2970 [2021-11-21 01:19:19,246 INFO L933 BasicCegarLoop]: 20 mSDtfsCounter, 16 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 339 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 41 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-21 01:19:19,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 339 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 249 Invalid, 0 Unknown, 41 Unchecked, 0.2s Time] [2021-11-21 01:19:19,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states. [2021-11-21 01:19:19,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 43. [2021-11-21 01:19:19,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 23 states have internal predecessors, (23), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:19:19,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 46 transitions. [2021-11-21 01:19:19,257 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 46 transitions. Word has length 24 [2021-11-21 01:19:19,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:19:19,257 INFO L470 AbstractCegarLoop]: Abstraction has 43 states and 46 transitions. [2021-11-21 01:19:19,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 16 states have (on average 2.25) internal successors, (36), 25 states have internal predecessors, (36), 14 states have call successors, (17), 4 states have call predecessors, (17), 11 states have return successors, (15), 11 states have call predecessors, (15), 12 states have call successors, (15) [2021-11-21 01:19:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2021-11-21 01:19:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-21 01:19:19,259 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:19:19,259 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:19:19,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-21 01:19:19,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:19:19,460 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:19:19,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:19:19,460 INFO L85 PathProgramCache]: Analyzing trace with hash 615597899, now seen corresponding path program 1 times [2021-11-21 01:19:19,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:19:19,460 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132296524] [2021-11-21 01:19:19,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:19,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:19:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:19,581 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 01:19:19,581 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:19:19,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132296524] [2021-11-21 01:19:19,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132296524] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:19:19,582 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:19:19,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-21 01:19:19,582 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305019084] [2021-11-21 01:19:19,582 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:19:19,583 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-21 01:19:19,583 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:19:19,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-21 01:19:19,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-21 01:19:19,584 INFO L87 Difference]: Start difference. First operand 43 states and 46 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:19:19,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:19:19,687 INFO L93 Difference]: Finished difference Result 49 states and 51 transitions. [2021-11-21 01:19:19,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-21 01:19:19,687 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 30 [2021-11-21 01:19:19,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:19:19,689 INFO L225 Difference]: With dead ends: 49 [2021-11-21 01:19:19,689 INFO L226 Difference]: Without dead ends: 47 [2021-11-21 01:19:19,689 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2021-11-21 01:19:19,690 INFO L933 BasicCegarLoop]: 32 mSDtfsCounter, 8 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:19:19,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12 Valid, 117 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:19:19,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-11-21 01:19:19,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-11-21 01:19:19,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 25 states have (on average 1.04) internal successors, (26), 26 states have internal predecessors, (26), 12 states have call successors, (12), 9 states have call predecessors, (12), 9 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:19:19,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 49 transitions. [2021-11-21 01:19:19,701 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 49 transitions. Word has length 30 [2021-11-21 01:19:19,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:19:19,702 INFO L470 AbstractCegarLoop]: Abstraction has 47 states and 49 transitions. [2021-11-21 01:19:19,702 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 3 states have call successors, (7), 2 states have call predecessors, (7), 1 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2021-11-21 01:19:19,702 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2021-11-21 01:19:19,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-21 01:19:19,704 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:19:19,704 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:19:19,704 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-21 01:19:19,704 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:19:19,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:19:19,705 INFO L85 PathProgramCache]: Analyzing trace with hash 584950545, now seen corresponding path program 1 times [2021-11-21 01:19:19,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:19:19,705 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805060499] [2021-11-21 01:19:19,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:19,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:19:19,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:20,008 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-21 01:19:20,009 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:19:20,009 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805060499] [2021-11-21 01:19:20,009 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805060499] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:19:20,009 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-21 01:19:20,009 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-21 01:19:20,009 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083048699] [2021-11-21 01:19:20,009 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:19:20,010 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-21 01:19:20,010 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:19:20,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-21 01:19:20,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-11-21 01:19:20,011 INFO L87 Difference]: Start difference. First operand 47 states and 49 transitions. Second operand has 9 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:19:20,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:19:20,195 INFO L93 Difference]: Finished difference Result 53 states and 54 transitions. [2021-11-21 01:19:20,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-21 01:19:20,196 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 39 [2021-11-21 01:19:20,196 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:19:20,197 INFO L225 Difference]: With dead ends: 53 [2021-11-21 01:19:20,197 INFO L226 Difference]: Without dead ends: 51 [2021-11-21 01:19:20,197 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-11-21 01:19:20,198 INFO L933 BasicCegarLoop]: 28 mSDtfsCounter, 17 mSDsluCounter, 110 mSDsCounter, 0 mSdLazyCounter, 121 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 27 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 135 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 121 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-21 01:19:20,198 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [27 Valid, 120 Invalid, 135 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 121 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-21 01:19:20,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2021-11-21 01:19:20,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2021-11-21 01:19:20,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 28 states have (on average 1.0357142857142858) internal successors, (29), 29 states have internal predecessors, (29), 12 states have call successors, (12), 10 states have call predecessors, (12), 10 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-11-21 01:19:20,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 52 transitions. [2021-11-21 01:19:20,209 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 52 transitions. Word has length 39 [2021-11-21 01:19:20,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:19:20,209 INFO L470 AbstractCegarLoop]: Abstraction has 51 states and 52 transitions. [2021-11-21 01:19:20,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 6 states have (on average 2.5) internal successors, (15), 7 states have internal predecessors, (15), 4 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2021-11-21 01:19:20,209 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 52 transitions. [2021-11-21 01:19:20,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 01:19:20,211 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:19:20,211 INFO L514 BasicCegarLoop]: trace histogram [5, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:19:20,211 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-21 01:19:20,212 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:19:20,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:19:20,212 INFO L85 PathProgramCache]: Analyzing trace with hash -1736704596, now seen corresponding path program 1 times [2021-11-21 01:19:20,212 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:19:20,212 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182664074] [2021-11-21 01:19:20,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:20,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:19:20,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:20,924 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 01:19:20,924 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:19:20,924 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182664074] [2021-11-21 01:19:20,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182664074] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:19:20,925 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969323557] [2021-11-21 01:19:20,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:19:20,925 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:19:20,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:19:20,926 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:19:20,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-21 01:19:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:19:21,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 66 conjunts are in the unsatisfiable core [2021-11-21 01:19:21,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:19:21,086 INFO L354 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2021-11-21 01:19:21,087 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 67 treesize of output 54 [2021-11-21 01:19:21,097 INFO L354 Elim1Store]: treesize reduction 33, result has 17.5 percent of original size [2021-11-21 01:19:21,098 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 55 treesize of output 42 [2021-11-21 01:19:21,101 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 50 [2021-11-21 01:19:24,047 INFO L354 Elim1Store]: treesize reduction 85, result has 43.0 percent of original size [2021-11-21 01:19:24,047 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 9 new quantified variables, introduced 10 case distinctions, treesize of input 298 treesize of output 211 [2021-11-21 01:19:24,099 INFO L354 Elim1Store]: treesize reduction 77, result has 31.9 percent of original size [2021-11-21 01:19:24,100 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 8 new quantified variables, introduced 10 case distinctions, treesize of input 182 treesize of output 152 [2021-11-21 01:19:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 01:19:24,265 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-21 01:19:26,913 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-21 01:19:26,913 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [969323557] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-21 01:19:26,913 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2033757717] [2021-11-21 01:19:26,916 INFO L159 IcfgInterpreter]: Started Sifa with 29 locations of interest [2021-11-21 01:19:26,916 INFO L166 IcfgInterpreter]: Building call graph [2021-11-21 01:19:26,917 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-21 01:19:26,917 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-21 01:19:26,917 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-21 01:19:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:26,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,084 INFO L354 Elim1Store]: treesize reduction 174, result has 25.0 percent of original size [2021-11-21 01:19:27,085 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 19 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 15 case distinctions, treesize of input 54 treesize of output 101 [2021-11-21 01:19:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,159 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 14 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 50 treesize of output 30 [2021-11-21 01:19:27,185 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 11 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2021-11-21 01:19:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,207 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-21 01:19:27,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 21 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 75 [2021-11-21 01:19:27,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:19:27,318 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 22 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 51 [2021-11-21 01:19:42,132 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 18 for LOIs [2021-11-21 01:19:42,192 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 122 for LOIs [2021-11-21 01:19:42,415 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_prev_is_valid with input of size 30 for LOIs [2021-11-21 01:19:42,979 INFO L197 IcfgInterpreter]: Interpreting procedure aws_linked_list_node_next_is_valid with input of size 178 for LOIs [2021-11-21 01:19:44,073 INFO L180 IcfgInterpreter]: Interpretation finished [2021-11-21 01:19:49,133 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSifa [2033757717] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-21 01:19:49,133 INFO L186 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2021-11-21 01:19:49,134 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [16, 13, 13] total 54 [2021-11-21 01:19:49,134 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1077884804] [2021-11-21 01:19:49,134 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-21 01:19:49,134 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2021-11-21 01:19:49,135 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-21 01:19:49,135 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-11-21 01:19:49,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=356, Invalid=2506, Unknown=0, NotChecked=0, Total=2862 [2021-11-21 01:19:49,137 INFO L87 Difference]: Start difference. First operand 51 states and 52 transitions. Second operand has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 9 states have internal predecessors, (14), 9 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) [2021-11-21 01:19:49,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-21 01:19:49,619 INFO L93 Difference]: Finished difference Result 51 states and 52 transitions. [2021-11-21 01:19:49,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-11-21 01:19:49,620 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 9 states have internal predecessors, (14), 9 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) Word has length 48 [2021-11-21 01:19:49,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-21 01:19:49,620 INFO L225 Difference]: With dead ends: 51 [2021-11-21 01:19:49,620 INFO L226 Difference]: Without dead ends: 0 [2021-11-21 01:19:49,622 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 87 SyntacticMatches, 20 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1065 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=356, Invalid=2506, Unknown=0, NotChecked=0, Total=2862 [2021-11-21 01:19:49,623 INFO L933 BasicCegarLoop]: 16 mSDtfsCounter, 13 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 84 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2021-11-21 01:19:49,623 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 61 Invalid, 317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 204 Invalid, 0 Unknown, 84 Unchecked, 0.5s Time] [2021-11-21 01:19:49,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-21 01:19:49,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-21 01:19:49,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-21 01:19:49,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-21 01:19:49,625 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-11-21 01:19:49,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-21 01:19:49,625 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-21 01:19:49,626 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 9 states have internal predecessors, (14), 9 states have call successors, (11), 4 states have call predecessors, (11), 4 states have return successors, (10), 6 states have call predecessors, (10), 8 states have call successors, (10) [2021-11-21 01:19:49,626 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-21 01:19:49,626 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-21 01:19:49,628 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-21 01:19:49,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-11-21 01:19:49,828 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:19:49,830 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-21 01:19:54,212 INFO L858 garLoopResultBuilder]: For program point aws_linked_list_node_next_is_validEXIT(lines 4717 4721) no Hoare annotation was computed. [2021-11-21 01:19:54,213 INFO L861 garLoopResultBuilder]: At program point aws_linked_list_node_next_is_validENTRY(lines 4717 4721) the Hoare annotation is: true [2021-11-21 01:19:54,213 INFO L858 garLoopResultBuilder]: For program point aws_linked_list_node_prev_is_validEXIT(lines 4728 4732) no Hoare annotation was computed. [2021-11-21 01:19:54,213 INFO L861 garLoopResultBuilder]: At program point aws_linked_list_node_prev_is_validENTRY(lines 4728 4732) the Hoare annotation is: true [2021-11-21 01:19:54,213 INFO L861 garLoopResultBuilder]: At program point L7391-1(line 7391) the Hoare annotation is: true [2021-11-21 01:19:54,213 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-21 01:19:54,213 INFO L854 garLoopResultBuilder]: At program point L7391(line 7391) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| |ULTIMATE.start_aws_linked_list_prev_#res#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_#res#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,213 INFO L858 garLoopResultBuilder]: For program point L7389-2(line 7389) no Hoare annotation was computed. [2021-11-21 01:19:54,214 INFO L854 garLoopResultBuilder]: At program point L7389-1(line 7389) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= |ULTIMATE.start_aws_linked_list_prev_harness_#t~ret675#1| 1) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| |ULTIMATE.start_aws_linked_list_prev_#res#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_#res#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,214 INFO L854 garLoopResultBuilder]: At program point L7389(line 7389) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| |ULTIMATE.start_aws_linked_list_prev_#res#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_#res#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,214 INFO L854 garLoopResultBuilder]: At program point L4852-1(line 4852) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= |ULTIMATE.start_aws_linked_list_prev_#t~ret337#1| 1) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,214 INFO L858 garLoopResultBuilder]: For program point L4852-2(line 4852) no Hoare annotation was computed. [2021-11-21 01:19:54,215 INFO L854 garLoopResultBuilder]: At program point L4852(line 4852) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,215 INFO L854 garLoopResultBuilder]: At program point L7390(line 7390) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| |ULTIMATE.start_aws_linked_list_prev_#res#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_#res#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,215 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-21 01:19:54,216 INFO L858 garLoopResultBuilder]: For program point L7390-2(line 7390) no Hoare annotation was computed. [2021-11-21 01:19:54,216 INFO L854 garLoopResultBuilder]: At program point L7390-1(line 7390) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_#t~ret676#1| 1) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| |ULTIMATE.start_aws_linked_list_prev_#res#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#res#1.base|) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= |ULTIMATE.start_aws_linked_list_prev_#res#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~rval~10#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,216 INFO L854 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse4 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse5 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse9 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse6 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse2 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse8 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse4)) (.cse0 (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|)) (.cse11 (select |#memory_int| 1)) (.cse10 (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|)) (.cse1 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select .cse0 .cse1) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse2 .cse3)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse4)) (= 0 (select .cse2 .cse5)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse6 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse2 .cse7) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse6 .cse5) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse8) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse6 .cse9)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse6 .cse3)) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse2 .cse9)) (= (select |#valid| 0) 0) (= (select .cse6 .cse7) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse2 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse8) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse10 8) 0) (= (select .cse11 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse8) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (not (= (select .cse0 8) |ULTIMATE.start_aws_linked_list_prev_~node#1.base|)) (= (select .cse11 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select .cse10 .cse1)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0)))) [2021-11-21 01:19:54,216 INFO L854 garLoopResultBuilder]: At program point L4851-1(line 4851) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse4 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse3 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse2 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse1 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse10)) (.cse9 (select |#memory_int| 1)) (.cse0 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8))) (and (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0) |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base|) (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse1 .cse2)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse3) (= 0 (select .cse1 .cse4)) (= |ULTIMATE.start_aws_linked_list_prev_#t~ret336#1| 1) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse1 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse4) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse3 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse2)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse1 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse1 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= (select .cse9 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse0)) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,217 INFO L854 garLoopResultBuilder]: At program point L4853(line 4853) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8)) (.cse11 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse3 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse2 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse11)) (.cse1 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse0 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse11)) (.cse9 (select |#memory_int| 1)) (.cse4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse10))) (and (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse0 .cse1)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse2) (= 0 (select .cse0 .cse3)) (= .cse4 |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.offset|) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse0 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse3) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse2 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse1)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse0 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse0 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.base|) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= (select .cse9 1) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse10) |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.base|) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| .cse4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,217 INFO L854 garLoopResultBuilder]: At program point L4853-1(line 4853) the Hoare annotation is: (let ((.cse10 (+ |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 8)) (.cse11 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse3 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse2 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse11)) (.cse1 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse8 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse5 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse0 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse7 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse11)) (.cse9 (select |#memory_int| 1)) (.cse4 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse10))) (and (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse0 .cse1)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| .cse2) (= 0 (select .cse0 .cse3)) (= .cse4 |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.offset|) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse5 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse0 .cse6) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse5 .cse3) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse7) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= .cse2 0) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse5 .cse8)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse5 .cse1)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (not (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse0 .cse8)) (= (select |#valid| 0) 0) (= (select .cse5 .cse6) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse0 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.base| |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.base|) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select .cse9 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse7) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (<= 0 |ULTIMATE.start_aws_linked_list_prev_~node#1.offset|) (= (select .cse9 1) 0) (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) .cse10) |ULTIMATE.start_aws_linked_list_prev_#t~mem338#1.base|) (= |ULTIMATE.start_aws_linked_list_prev_~rval~5#1.offset| .cse4) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0) (<= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0)))) [2021-11-21 01:19:54,217 INFO L858 garLoopResultBuilder]: For program point L4849-2(line 4849) no Hoare annotation was computed. [2021-11-21 01:19:54,218 INFO L854 garLoopResultBuilder]: At program point L4849(line 4849) the Hoare annotation is: (let ((.cse2 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse3 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse1 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse7 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse4 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse5 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse0 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse2)) (.cse8 (select |#memory_int| 1))) (and (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse0 .cse1)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse2)) (= 0 (select .cse0 .cse3)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse4 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse0 .cse5) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse4 .cse3) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse6) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse4 .cse7)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse4 .cse1)) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse0 .cse7)) (= (select |#valid| 0) 0) (= (select .cse4 .cse5) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse0 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse6) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) 8) 0) (= (select .cse8 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse6) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) 8) |ULTIMATE.start_aws_linked_list_prev_~node#1.base|)) (= (select .cse8 1) 0) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0)))) [2021-11-21 01:19:54,218 INFO L858 garLoopResultBuilder]: For program point L4851-2(line 4851) no Hoare annotation was computed. [2021-11-21 01:19:54,218 INFO L854 garLoopResultBuilder]: At program point L4849-1(line 4849) the Hoare annotation is: (let ((.cse2 (+ |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset| 8))) (let ((.cse3 (+ |~#s_can_fail_allocator_static~0.offset| 32)) (.cse1 (+ |~#s_can_fail_allocator_static~0.offset| 16)) (.cse7 (+ |~#s_can_fail_allocator_static~0.offset| 24)) (.cse4 (select |#memory_$Pointer$.base| |~#s_can_fail_allocator_static~0.base|)) (.cse5 (+ |~#s_can_fail_allocator_static~0.offset| 8)) (.cse0 (select |#memory_$Pointer$.offset| |~#s_can_fail_allocator_static~0.base|)) (.cse6 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse2)) (.cse8 (select |#memory_int| 1))) (and (= |#funAddr~s_can_fail_realloc_allocator.offset| (select .cse0 .cse1)) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) (= 1 (select |#valid| 5)) (= (select |#length| 3) 12) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.offset| (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) .cse2)) (= 0 (select .cse0 .cse3)) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|) 1) (= |~#s_can_fail_allocator_static~0.offset| 0) (= 31 (select |#length| 2)) (= |#funAddr~s_can_fail_malloc_allocator.base| (select .cse4 |~#s_can_fail_allocator_static~0.offset|)) (= 2 (select |#length| 1)) (= 78 (select |#length| 4)) (= (select |#valid| 3) 1) (= (select .cse0 .cse5) |#funAddr~s_can_fail_free_allocator.offset|) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= (select .cse4 .cse3) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|)) (= 16 (select |#length| |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base|)) (= |ULTIMATE.start_aws_linked_list_prev_harness_~#before~0#1.base| .cse6) (= 40 (select |#length| 5)) (= (select |#valid| 4) 1) (= |#funAddr~s_can_fail_calloc_allocator.base| (select .cse4 .cse7)) (= (select |#valid| 1) 1) (= |#funAddr~s_can_fail_realloc_allocator.base| (select .cse4 .cse1)) (= |ULTIMATE.start_aws_linked_list_prev_~node#1.offset| 0) (= (select |#valid| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) 1) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.base| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= |#funAddr~s_can_fail_calloc_allocator.offset| (select .cse0 .cse7)) (= (select |#valid| 0) 0) (= (select .cse4 .cse5) |#funAddr~s_can_fail_free_allocator.base|) (= ~tl_last_error~0 0) (= |#funAddr~s_can_fail_malloc_allocator.offset| (select .cse0 |~#s_can_fail_allocator_static~0.offset|)) (= (select |#valid| 2) 1) (= |#NULL.offset| 0) (= (select (select |#memory_$Pointer$.base| .cse6) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.base|) (= (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) 8) 0) (= (select .cse8 0) 48) (= (select (select |#memory_$Pointer$.offset| .cse6) 0) |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (= 5 |~#s_can_fail_allocator_static~0.base|) (= |ULTIMATE.start_aws_linked_list_prev_#in~node#1.offset| |ULTIMATE.start_aws_linked_list_prev_harness_~#node~1#1.offset|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_linked_list_prev_~node#1.base|) 8) |ULTIMATE.start_aws_linked_list_prev_~node#1.base|)) (= (select .cse8 1) 0) (= |ULTIMATE.start_aws_linked_list_prev_#t~ret334#1| 1) (< 0 |#StackHeapBarrier|) (= |#NULL.base| 0)))) [2021-11-21 01:19:54,218 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-21 01:19:54,218 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-21 01:19:54,218 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-21 01:19:54,219 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-21 01:19:54,219 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-21 01:19:54,219 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-21 01:19:54,219 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-21 01:19:54,219 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-21 01:19:54,222 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2021-11-21 01:19:54,224 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-21 01:19:54,237 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset [2021-11-21 01:19:54,238 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,239 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,239 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,240 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,240 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base [2021-11-21 01:19:54,241 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,241 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset [2021-11-21 01:19:54,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,242 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,243 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,243 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base [2021-11-21 01:19:54,243 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,244 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base [2021-11-21 01:19:54,244 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset [2021-11-21 01:19:54,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,245 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base [2021-11-21 01:19:54,246 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset [2021-11-21 01:19:54,246 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,246 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,247 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,247 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,247 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,248 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,248 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,255 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset [2021-11-21 01:19:54,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,256 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,257 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base [2021-11-21 01:19:54,258 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,258 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,258 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset [2021-11-21 01:19:54,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,259 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base [2021-11-21 01:19:54,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base [2021-11-21 01:19:54,260 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset [2021-11-21 01:19:54,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,261 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base [2021-11-21 01:19:54,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset [2021-11-21 01:19:54,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,262 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,263 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,264 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:19:54 BoogieIcfgContainer [2021-11-21 01:19:54,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-21 01:19:54,268 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-21 01:19:54,268 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-21 01:19:54,268 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-21 01:19:54,269 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:19:00" (3/4) ... [2021-11-21 01:19:54,271 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-21 01:19:54,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_linked_list_node_next_is_valid [2021-11-21 01:19:54,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_linked_list_node_prev_is_valid [2021-11-21 01:19:54,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-21 01:19:54,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-21 01:19:54,282 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 30 nodes and edges [2021-11-21 01:19:54,282 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-21 01:19:54,289 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-21 01:19:54,289 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-21 01:19:54,337 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-21 01:19:54,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-21 01:19:54,338 INFO L158 Benchmark]: Toolchain (without parser) took 57074.90ms. Allocated memory was 98.6MB in the beginning and 432.0MB in the end (delta: 333.4MB). Free memory was 58.3MB in the beginning and 384.2MB in the end (delta: -325.9MB). Peak memory consumption was 259.4MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,339 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 01:19:54,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2341.03ms. Allocated memory was 98.6MB in the beginning and 148.9MB in the end (delta: 50.3MB). Free memory was 58.1MB in the beginning and 95.5MB in the end (delta: -37.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,339 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.85ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 90.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,340 INFO L158 Benchmark]: Boogie Preprocessor took 42.49ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 88.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,340 INFO L158 Benchmark]: RCFGBuilder took 588.85ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 67.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,341 INFO L158 Benchmark]: TraceAbstraction took 53871.21ms. Allocated memory was 148.9MB in the beginning and 432.0MB in the end (delta: 283.1MB). Free memory was 66.3MB in the beginning and 133.8MB in the end (delta: -67.6MB). Peak memory consumption was 218.2MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,341 INFO L158 Benchmark]: Witness Printer took 69.75ms. Allocated memory is still 432.0MB. Free memory was 133.8MB in the beginning and 384.2MB in the end (delta: -250.4MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. [2021-11-21 01:19:54,343 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 98.6MB. Free memory was 52.1MB in the beginning and 52.0MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2341.03ms. Allocated memory was 98.6MB in the beginning and 148.9MB in the end (delta: 50.3MB). Free memory was 58.1MB in the beginning and 95.5MB in the end (delta: -37.4MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.85ms. Allocated memory is still 148.9MB. Free memory was 95.5MB in the beginning and 90.9MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.49ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 88.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 588.85ms. Allocated memory is still 148.9MB. Free memory was 88.0MB in the beginning and 67.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 53871.21ms. Allocated memory was 148.9MB in the beginning and 432.0MB in the end (delta: 283.1MB). Free memory was 66.3MB in the beginning and 133.8MB in the end (delta: -67.6MB). Peak memory consumption was 218.2MB. Max. memory is 16.1GB. * Witness Printer took 69.75ms. Allocated memory is still 432.0MB. Free memory was 133.8MB in the beginning and 384.2MB in the end (delta: -250.4MB). Peak memory consumption was 2.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 33 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 53.7s, OverallIterations: 5, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 79 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 59 mSDsluCounter, 834 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 155 IncrementalHoareTripleChecker+Unchecked, 783 mSDsCounter, 51 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 687 IncrementalHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 51 mSolverCounterUnsat, 123 mSDtfsCounter, 687 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 294 GetRequests, 125 SyntacticMatches, 33 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2071 ImplicationChecksByTransitivity, 10.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred in iteration=4, InterpolantAutomatonStates: 62, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 18 LocationsWithAnnotation, 34 PreInvPairs, 44 NumberOfFragments, 3874 HoareAnnotationTreeSize, 34 FomulaSimplifications, 54 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 18 FomulaSimplificationsInter, 3692 FormulaSimplificationTreeSizeReductionInter, 4.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 17.4s InterpolantComputationTime, 243 NumberOfCodeBlocks, 243 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 305 ConstructedInterpolants, 55 QuantifiedInterpolants, 9518 SizeOfPredicates, 81 NumberOfNonLiveVariables, 564 ConjunctsInSsa, 188 ConjunctsInUnsatCore, 10 InterpolantComputations, 3 PerfectInterpolantSequences, 148/170 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: OVERALL_TIME: 17.2s, ICFG_INTERPRETER_ENTERED_PROCEDURES: 5, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 34, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 19, TOOLS_POST_TIME: 4.7s, TOOLS_POST_CALL_APPLICATIONS: 31, TOOLS_POST_CALL_TIME: 5.5s, TOOLS_POST_RETURN_APPLICATIONS: 20, TOOLS_POST_RETURN_TIME: 6.5s, TOOLS_QUANTIFIERELIM_APPLICATIONS: 70, TOOLS_QUANTIFIERELIM_TIME: 16.6s, TOOLS_QUANTIFIERELIM_MAX_TIME: 1.1s, FLUID_QUERY_TIME: 0.0s, FLUID_QUERIES: 90, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 35, DOMAIN_JOIN_TIME: 0.4s, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME: 0.0s, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME: 0.0s, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME: 0.0s, DOMAIN_ISBOTTOM_APPLICATIONS: 34, DOMAIN_ISBOTTOM_TIME: 0.1s, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME: 0.0s, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME: 0.0s, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 20, CALL_SUMMARIZER_CACHE_MISSES: 4, CALL_SUMMARIZER_OVERALL_TIME: 0.7s, CALL_SUMMARIZER_NEW_COMPUTATION_TIME: 0.7s, PROCEDURE_GRAPH_BUILDER_TIME: 0.0s, PATH_EXPR_TIME: 0.0s, REGEX_TO_DAG_TIME: 0.0s, DAG_COMPRESSION_TIME: 0.0s, DAG_COMPRESSION_PROCESSED_NODES: 592, DAG_COMPRESSION_RETAINED_NODES: 94, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7391]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4853]: Loop Invariant [2021-11-21 01:19:54,358 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset [2021-11-21 01:19:54,359 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,359 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,360 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,360 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,360 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base [2021-11-21 01:19:54,361 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,361 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,361 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset [2021-11-21 01:19:54,362 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,362 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,362 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,363 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base [2021-11-21 01:19:54,363 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,363 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base [2021-11-21 01:19:54,363 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,364 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset [2021-11-21 01:19:54,364 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,364 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base [2021-11-21 01:19:54,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset [2021-11-21 01:19:54,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,366 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,366 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,366 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,366 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,369 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.offset [2021-11-21 01:19:54,369 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,369 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,370 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,370 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,370 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.base [2021-11-21 01:19:54,371 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,371 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,371 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.offset [2021-11-21 01:19:54,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,372 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.base [2021-11-21 01:19:54,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_realloc_allocator.base [2021-11-21 01:19:54,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_calloc_allocator.offset [2021-11-21 01:19:54,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_free_allocator.base [2021-11-21 01:19:54,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Declaration ConstDeclaration not handled for expression #funAddr~s_can_fail_malloc_allocator.offset [2021-11-21 01:19:54,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-11-21 01:19:54,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-11-21 01:19:54,376 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset Derived loop invariant: (((((((((((((((((((((((((((((((((((((((((((((((((#funAddr~s_can_fail_realloc_allocator.offset == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 16] && unknown-#StackHeapBarrier-unknown < before) && 1 == \valid[5]) && unknown-#length-unknown[3] == 12) && before == #memory_$Pointer$[node][node + 8]) && 0 == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 32]) && #memory_$Pointer$[node][node + 8] == node->prev) && \valid[before] == 1) && s_can_fail_allocator_static == 0) && 31 == unknown-#length-unknown[2]) && #funAddr~s_can_fail_malloc_allocator.base == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static]) && 2 == unknown-#length-unknown[1]) && 78 == unknown-#length-unknown[4]) && \valid[3] == 1) && #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 8] == #funAddr~s_can_fail_free_allocator.offset) && node == node) && #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 32] == 0) && unknown-#StackHeapBarrier-unknown < node) && 16 == unknown-#length-unknown[node]) && 16 == unknown-#length-unknown[before]) && before == #memory_$Pointer$[node][node + 8]) && 40 == unknown-#length-unknown[5]) && \valid[4] == 1) && #memory_$Pointer$[node][node + 8] == 0) && #funAddr~s_can_fail_calloc_allocator.base == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 24]) && \valid[1] == 1) && #funAddr~s_can_fail_realloc_allocator.base == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 16]) && \valid[node] == 1) && node == node) && !(before == node)) && node == node) && #funAddr~s_can_fail_calloc_allocator.offset == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 24]) && \valid[0] == 0) && #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static + 8] == #funAddr~s_can_fail_free_allocator.base) && tl_last_error == 0) && #funAddr~s_can_fail_malloc_allocator.offset == #memory_$Pointer$[s_can_fail_allocator_static][s_can_fail_allocator_static]) && \valid[2] == 1) && rval == node->prev) && #NULL == 0) && #memory_$Pointer$[#memory_$Pointer$[node][node + 8]][0] == node) && unknown-#memory_int-unknown[1][0] == 48) && #memory_$Pointer$[#memory_$Pointer$[node][node + 8]][0] == node) && 5 == s_can_fail_allocator_static) && node == node) && 0 <= node) && unknown-#memory_int-unknown[1][1] == 0) && #memory_$Pointer$[node][node + 8] == node->prev) && rval == #memory_$Pointer$[node][node + 8]) && 0 < unknown-#StackHeapBarrier-unknown) && #NULL == 0) && node <= 0 RESULT: Ultimate proved your program to be correct! [2021-11-21 01:19:54,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17836595-06e0-4953-91d6-7e096f556162/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE