./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW --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 be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:54:44,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:54:44,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:54:44,855 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:54:44,856 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:54:44,859 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:54:44,862 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:54:44,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:54:44,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:54:44,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:54:44,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:54:44,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:54:44,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:54:44,884 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:54:44,887 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:54:44,888 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:54:44,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:54:44,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:54:44,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:54:44,902 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:54:44,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:54:44,908 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:54:44,910 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:54:44,911 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:54:44,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:54:44,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:54:44,920 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:54:44,922 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:54:44,923 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:54:44,924 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:54:44,925 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:54:44,926 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:54:44,928 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:54:44,929 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:54:44,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:54:44,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:54:44,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:54:44,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:54:44,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:54:44,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:54:44,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:54:44,939 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:54:44,982 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:54:44,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:54:44,983 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:54:44,983 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:54:44,984 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:54:44,984 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:54:44,985 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:54:44,985 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:54:44,985 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:54:44,985 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:54:44,986 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:54:44,987 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:54:44,987 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:54:44,987 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:54:44,987 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:54:44,988 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:54:44,988 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:54:44,988 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:54:44,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:54:44,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:54:44,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:54:44,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:54:44,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:54:44,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:54:44,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:54:44,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:54:44,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:54:44,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:54:44,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:54:44,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:54:44,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:54:44,993 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:54:44,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:54:44,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:54:44,994 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:54:44,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:54:44,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:54:44,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:54:44,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 [2022-11-23 14:54:45,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:54:45,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:54:45,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:54:45,283 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:54:45,284 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:54:45,285 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2022-11-23 14:54:48,410 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:54:48,972 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:54:48,977 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2022-11-23 14:54:49,033 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/data/659a5e77a/54b312f4042f444b855f57ccb7c268d1/FLAG76a880d04 [2022-11-23 14:54:49,051 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/data/659a5e77a/54b312f4042f444b855f57ccb7c268d1 [2022-11-23 14:54:49,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:54:49,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:54:49,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:54:49,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:54:49,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:54:49,069 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:54:49" (1/1) ... [2022-11-23 14:54:49,070 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29de3ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:49, skipping insertion in model container [2022-11-23 14:54:49,070 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:54:49" (1/1) ... [2022-11-23 14:54:49,078 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:54:49,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:54:49,574 WARN L237 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_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2022-11-23 14:54:49,582 WARN L237 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_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2022-11-23 14:54:50,729 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,730 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,730 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,731 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,732 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,746 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,747 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,749 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,749 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,751 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,753 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,754 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:50,754 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:51,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:54:51,310 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:54:51,311 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:54:51,312 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:54:51,314 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:54:51,328 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:54:51,329 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:54:51,329 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:54:51,330 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:54:51,331 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:54:51,538 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:54:51,962 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:51,963 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:51,997 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,000 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,007 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,008 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,030 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,031 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,032 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,033 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,033 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,034 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,034 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:52,146 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:54:52,173 WARN L237 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_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2022-11-23 14:54:52,174 WARN L237 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_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2022-11-23 14:54:52,229 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,229 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,230 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,269 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,269 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,274 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,274 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,279 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,280 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,281 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,282 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,282 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,283 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,311 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:54:52,312 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:54:52,313 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:54:52,313 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:54:52,314 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:54:52,315 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:54:52,315 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:54:52,315 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:54:52,316 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:54:52,316 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:54:52,335 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:54:52,426 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,426 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,443 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,444 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,447 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,448 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,457 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,458 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,459 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,459 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,459 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,460 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,460 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:54:52,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:54:52,853 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:54:52,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52 WrapperNode [2022-11-23 14:54:52,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:54:52,856 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:52,857 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:54:52,857 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:54:52,865 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:52,975 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,033 INFO L138 Inliner]: procedures = 774, calls = 2482, calls flagged for inlining = 69, calls inlined = 5, statements flattened = 503 [2022-11-23 14:54:53,034 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:54:53,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:54:53,035 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:54:53,035 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:54:53,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,125 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,138 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,156 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,196 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:54:53,197 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:54:53,197 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:54:53,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:54:53,198 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (1/1) ... [2022-11-23 14:54:53,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:54:53,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:54:53,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:54:53,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:54:53,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:54:53,290 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 14:54:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 14:54:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:54:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2022-11-23 14:54:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2022-11-23 14:54:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-23 14:54:53,291 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-23 14:54:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:54:53,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:54:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:54:53,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:54:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:54:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2022-11-23 14:54:53,293 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2022-11-23 14:54:53,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:54:53,702 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:54:53,703 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:54:55,801 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:54:55,986 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:54:55,987 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 14:54:55,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:54:55 BoogieIcfgContainer [2022-11-23 14:54:55,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:54:55,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:54:55,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:54:55,995 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:54:55,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:54:49" (1/3) ... [2022-11-23 14:54:55,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c920cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:54:55, skipping insertion in model container [2022-11-23 14:54:55,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:54:52" (2/3) ... [2022-11-23 14:54:55,997 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c920cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:54:55, skipping insertion in model container [2022-11-23 14:54:55,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:54:55" (3/3) ... [2022-11-23 14:54:55,999 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_c_string_harness.i [2022-11-23 14:54:56,052 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:54:56,053 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-23 14:54:56,054 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c920cdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:54:56, skipping insertion in model container [2022-11-23 14:54:56,055 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 14:54:56,055 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 14:54:56,056 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 14:54:56,056 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 14:54:56,056 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:54:55" (3/3) ... [2022-11-23 14:54:56,060 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 14:54:56,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-23 14:54:56,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2022-11-23 14:54:56,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2022-11-23 14:54:56,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-23 14:54:56,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_c_string_is_valid [2022-11-23 14:54:56,078 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2022-11-23 14:54:56,079 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2022-11-23 14:54:56,080 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2022-11-23 14:54:56,082 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-23 14:54:56,083 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 14:54:56,084 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 14:54:56,085 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 14:54:56,087 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 14:54:56,821 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 14:54:56,821 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 14:54:56,823 INFO L158 Benchmark]: Toolchain (without parser) took 7764.08ms. Allocated memory was 176.2MB in the beginning and 278.9MB in the end (delta: 102.8MB). Free memory was 120.8MB in the beginning and 84.7MB in the end (delta: 36.1MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,823 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:54:56,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3792.46ms. Allocated memory was 176.2MB in the beginning and 226.5MB in the end (delta: 50.3MB). Free memory was 120.8MB in the beginning and 106.7MB in the end (delta: 14.1MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,824 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.49ms. Allocated memory is still 226.5MB. Free memory was 106.7MB in the beginning and 96.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,824 INFO L158 Benchmark]: Boogie Preprocessor took 162.25ms. Allocated memory is still 226.5MB. Free memory was 96.2MB in the beginning and 161.8MB in the end (delta: -65.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,825 INFO L158 Benchmark]: RCFGBuilder took 2792.40ms. Allocated memory was 226.5MB in the beginning and 278.9MB in the end (delta: 52.4MB). Free memory was 161.8MB in the beginning and 96.8MB in the end (delta: 65.0MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,825 INFO L158 Benchmark]: TraceAbstraction took 63.06ms. Allocated memory is still 278.9MB. Free memory was 95.7MB in the beginning and 208.4MB in the end (delta: -112.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,825 INFO L158 Benchmark]: Witness Printer took 766.04ms. Allocated memory is still 278.9MB. Free memory was 208.4MB in the beginning and 84.7MB in the end (delta: 123.7MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2022-11-23 14:54:56,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 134.2MB. Free memory was 76.0MB in the beginning and 75.9MB in the end (delta: 117.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3792.46ms. Allocated memory was 176.2MB in the beginning and 226.5MB in the end (delta: 50.3MB). Free memory was 120.8MB in the beginning and 106.7MB in the end (delta: 14.1MB). Peak memory consumption was 82.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.49ms. Allocated memory is still 226.5MB. Free memory was 106.7MB in the beginning and 96.2MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 162.25ms. Allocated memory is still 226.5MB. Free memory was 96.2MB in the beginning and 161.8MB in the end (delta: -65.6MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2792.40ms. Allocated memory was 226.5MB in the beginning and 278.9MB in the end (delta: 52.4MB). Free memory was 161.8MB in the beginning and 96.8MB in the end (delta: 65.0MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. * TraceAbstraction took 63.06ms. Allocated memory is still 278.9MB. Free memory was 95.7MB in the beginning and 208.4MB in the end (delta: -112.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 766.04ms. Allocated memory is still 278.9MB. Free memory was 208.4MB in the beginning and 84.7MB in the end (delta: 123.7MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-23 14:54:56,850 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce405d0b-d7c6-4362-a43f-296b0ca2fdbd/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE