./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 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/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_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/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_76b07990-3875-4d88-85fb-2b0ba53cfca3/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_76b07990-3875-4d88-85fb-2b0ba53cfca3/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 be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 23:13:47,100 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 23:13:47,103 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 23:13:47,155 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 23:13:47,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 23:13:47,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 23:13:47,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 23:13:47,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 23:13:47,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 23:13:47,174 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 23:13:47,175 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 23:13:47,177 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 23:13:47,177 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 23:13:47,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 23:13:47,182 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 23:13:47,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 23:13:47,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 23:13:47,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 23:13:47,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 23:13:47,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 23:13:47,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 23:13:47,207 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 23:13:47,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 23:13:47,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 23:13:47,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 23:13:47,221 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 23:13:47,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 23:13:47,223 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 23:13:47,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 23:13:47,226 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 23:13:47,226 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 23:13:47,227 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 23:13:47,229 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 23:13:47,230 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 23:13:47,232 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 23:13:47,233 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 23:13:47,233 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 23:13:47,234 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 23:13:47,234 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 23:13:47,235 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 23:13:47,236 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 23:13:47,236 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-20 23:13:47,281 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 23:13:47,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 23:13:47,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 23:13:47,283 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 23:13:47,290 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 23:13:47,290 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 23:13:47,291 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-20 23:13:47,291 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-20 23:13:47,291 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-20 23:13:47,291 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-20 23:13:47,292 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-20 23:13:47,293 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-20 23:13:47,293 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-20 23:13:47,293 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-20 23:13:47,293 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-20 23:13:47,294 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-20 23:13:47,294 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-20 23:13:47,294 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-20 23:13:47,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 23:13:47,295 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 23:13:47,295 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 23:13:47,295 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 23:13:47,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 23:13:47,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 23:13:47,296 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 23:13:47,296 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 23:13:47,298 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 23:13:47,298 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 23:13:47,298 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 23:13:47,299 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:47,299 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 23:13:47,299 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 23:13:47,300 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 23:13:47,300 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-20 23:13:47,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 23:13:47,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 23:13:47,300 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 23:13:47,301 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-20 23:13:47,301 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_76b07990-3875-4d88-85fb-2b0ba53cfca3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be41fe4e17d28ba6e420af768eafe71c2123eff7ad7e8043a4ed8368e8f320e1 [2021-11-20 23:13:47,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 23:13:47,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 23:13:47,593 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 23:13:47,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 23:13:47,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 23:13:47,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2021-11-20 23:13:47,666 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/data/24b40aa6b/b1951d5a3bd244ba9311d556923042ca/FLAG1d2b07e41 [2021-11-20 23:13:48,505 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 23:13:48,505 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i [2021-11-20 23:13:48,559 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/data/24b40aa6b/b1951d5a3bd244ba9311d556923042ca/FLAG1d2b07e41 [2021-11-20 23:13:48,988 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/data/24b40aa6b/b1951d5a3bd244ba9311d556923042ca [2021-11-20 23:13:48,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 23:13:48,992 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 23:13:48,994 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:48,994 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 23:13:48,999 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 23:13:49,000 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:48" (1/1) ... [2021-11-20 23:13:49,001 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d101e2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:49, skipping insertion in model container [2021-11-20 23:13:49,002 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:13:48" (1/1) ... [2021-11-20 23:13:49,008 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 23:13:49,170 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 23:13:49,565 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_76b07990-3875-4d88-85fb-2b0ba53cfca3/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2021-11-20 23:13:49,575 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_76b07990-3875-4d88-85fb-2b0ba53cfca3/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2021-11-20 23:13:51,063 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,070 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,071 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,072 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,074 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,100 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,113 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,116 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,117 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,119 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,125 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,126 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:51,642 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 23:13:51,643 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 23:13:51,644 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 23:13:51,646 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 23:13:51,647 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 23:13:51,648 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 23:13:51,649 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 23:13:51,650 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 23:13:51,651 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 23:13:51,651 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 23:13:51,918 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 23:13:52,362 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,365 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,402 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,404 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,412 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,412 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,433 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,434 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,435 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,436 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,437 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,438 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:13:52,568 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 23:13:52,598 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_76b07990-3875-4d88-85fb-2b0ba53cfca3/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4491,4504] [2021-11-20 23:13:52,599 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_76b07990-3875-4d88-85fb-2b0ba53cfca3/sv-benchmarks/c/aws-c-common/aws_hash_c_string_harness.i[4551,4564] [2021-11-20 23:13:52,661 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,663 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,664 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,665 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,673 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,674 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,675 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,676 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,677 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,705 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-20 23:13:52,706 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-20 23:13:52,707 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-20 23:13:52,708 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-20 23:13:52,709 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-20 23:13:52,709 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-20 23:13:52,710 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-20 23:13:52,710 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-20 23:13:52,711 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-20 23:13:52,711 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-20 23:13:52,733 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-20 23:13:52,836 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,837 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,879 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,880 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,884 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,884 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,893 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,894 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,895 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,896 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-20 23:13:52,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 23:13:53,243 INFO L208 MainTranslator]: Completed translation [2021-11-20 23:13:53,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53 WrapperNode [2021-11-20 23:13:53,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 23:13:53,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 23:13:53,246 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 23:13:53,246 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 23:13:53,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,411 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,498 INFO L137 Inliner]: procedures = 774, calls = 2483, calls flagged for inlining = 69, calls inlined = 5, statements flattened = 504 [2021-11-20 23:13:53,505 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 23:13:53,506 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 23:13:53,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 23:13:53,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 23:13:53,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,542 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,543 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,635 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,643 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,663 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 23:13:53,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 23:13:53,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 23:13:53,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 23:13:53,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (1/1) ... [2021-11-20 23:13:53,678 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 23:13:53,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/z3 [2021-11-20 23:13:53,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 23:13:53,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 23:13:53,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 23:13:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 23:13:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 23:13:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 23:13:53,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 23:13:53,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 23:13:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-20 23:13:53,770 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-20 23:13:53,770 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 23:13:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2021-11-20 23:13:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2021-11-20 23:13:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-20 23:13:53,771 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-20 23:13:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 23:13:53,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 23:13:53,772 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 23:13:53,772 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 23:13:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 23:13:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2021-11-20 23:13:53,773 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2021-11-20 23:13:53,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 23:13:54,126 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 23:13:54,128 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 23:13:55,218 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 23:13:55,442 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 23:13:55,442 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-20 23:13:55,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:13:55 BoogieIcfgContainer [2021-11-20 23:13:55,445 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 23:13:55,448 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 23:13:55,448 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 23:13:55,451 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 23:13:55,452 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:13:48" (1/3) ... [2021-11-20 23:13:55,452 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16302f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:13:55, skipping insertion in model container [2021-11-20 23:13:55,453 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:13:53" (2/3) ... [2021-11-20 23:13:55,453 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16302f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:13:55, skipping insertion in model container [2021-11-20 23:13:55,454 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:13:55" (3/3) ... [2021-11-20 23:13:55,458 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_c_string_harness.i [2021-11-20 23:13:55,467 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 23:13:55,467 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-20 23:13:55,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16302f04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:13:55, skipping insertion in model container [2021-11-20 23:13:55,469 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 23:13:55,470 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 23:13:55,471 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 23:13:55,471 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 23:13:55,471 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:13:55" (3/3) ... [2021-11-20 23:13:55,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 23:13:55,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-20 23:13:55,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2021-11-20 23:13:55,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-20 23:13:55,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-20 23:13:55,488 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_c_string_is_valid [2021-11-20 23:13:55,506 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 159 nodes and edges [2021-11-20 23:13:55,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2021-11-20 23:13:55,510 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-11-20 23:13:55,513 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-20 23:13:55,514 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-20 23:13:55,516 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-20 23:13:55,518 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 23:13:55,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 23:13:56,507 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/witness.graphml [2021-11-20 23:13:56,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 23:13:56,509 INFO L158 Benchmark]: Toolchain (without parser) took 7516.20ms. Allocated memory was 96.5MB in the beginning and 251.7MB in the end (delta: 155.2MB). Free memory was 66.8MB in the beginning and 149.0MB in the end (delta: -82.2MB). Peak memory consumption was 184.1MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,510 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 96.5MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:56,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4250.96ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 66.7MB in the beginning and 101.9MB in the end (delta: -35.1MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 259.66ms. Allocated memory is still 172.0MB. Free memory was 101.9MB in the beginning and 91.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,511 INFO L158 Benchmark]: Boogie Preprocessor took 161.22ms. Allocated memory is still 172.0MB. Free memory was 91.4MB in the beginning and 85.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,511 INFO L158 Benchmark]: RCFGBuilder took 1776.98ms. Allocated memory is still 172.0MB. Free memory was 85.1MB in the beginning and 75.1MB in the end (delta: 10.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,511 INFO L158 Benchmark]: TraceAbstraction took 21.56ms. Allocated memory is still 172.0MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 23:13:56,512 INFO L158 Benchmark]: Witness Printer took 1037.07ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 73.0MB in the beginning and 149.0MB in the end (delta: -76.0MB). Peak memory consumption was 114.9MB. Max. memory is 16.1GB. [2021-11-20 23:13:56,514 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 96.5MB. Free memory was 72.3MB in the beginning and 72.2MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4250.96ms. Allocated memory was 96.5MB in the beginning and 172.0MB in the end (delta: 75.5MB). Free memory was 66.7MB in the beginning and 101.9MB in the end (delta: -35.1MB). Peak memory consumption was 70.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 259.66ms. Allocated memory is still 172.0MB. Free memory was 101.9MB in the beginning and 91.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.22ms. Allocated memory is still 172.0MB. Free memory was 91.4MB in the beginning and 85.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1776.98ms. Allocated memory is still 172.0MB. Free memory was 85.1MB in the beginning and 75.1MB in the end (delta: 10.0MB). Peak memory consumption was 41.2MB. Max. memory is 16.1GB. * TraceAbstraction took 21.56ms. Allocated memory is still 172.0MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 1037.07ms. Allocated memory was 172.0MB in the beginning and 251.7MB in the end (delta: 79.7MB). Free memory was 73.0MB in the beginning and 149.0MB in the end (delta: -76.0MB). Peak memory consumption was 114.9MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-20 23:13:56,556 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76b07990-3875-4d88-85fb-2b0ba53cfca3/bin/utaipan-TEXQjIfE4P/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