./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8 --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 e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:39:12,534 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:39:12,536 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:39:12,589 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:39:12,589 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:39:12,595 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:39:12,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:39:12,601 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:39:12,604 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:39:12,612 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:39:12,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:39:12,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:39:12,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:39:12,619 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:39:12,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:39:12,627 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:39:12,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:39:12,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:39:12,636 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:39:12,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:39:12,647 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:39:12,649 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:39:12,652 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:39:12,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:39:12,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:39:12,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:39:12,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:39:12,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:39:12,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:39:12,666 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:39:12,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:39:12,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:39:12,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:39:12,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:39:12,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:39:12,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:39:12,674 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:39:12,674 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:39:12,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:39:12,675 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:39:12,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:39:12,677 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:39:12,723 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:39:12,726 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:39:12,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:39:12,728 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:39:12,728 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:39:12,729 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:39:12,729 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:39:12,729 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:39:12,735 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:39:12,736 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:39:12,737 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:39:12,737 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:39:12,738 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:39:12,738 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:39:12,738 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:39:12,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:39:12,739 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:39:12,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:39:12,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:39:12,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:39:12,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:39:12,740 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:39:12,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:39:12,741 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:39:12,741 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:39:12,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:39:12,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:39:12,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:39:12,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:39:12,744 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:39:12,744 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:39:12,745 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:39:12,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:39:12,745 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:39:12,746 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:39:12,746 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:39:12,746 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_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-07 01:39:13,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:39:13,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:39:13,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:39:13,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:39:13,091 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:39:13,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 01:39:13,176 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/338e771c9/d8a16151c0f34cf1a5bf2b1f9d8dfac0/FLAG2363fb0db [2021-11-07 01:39:14,094 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:39:14,095 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 01:39:14,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/338e771c9/d8a16151c0f34cf1a5bf2b1f9d8dfac0/FLAG2363fb0db [2021-11-07 01:39:14,545 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/338e771c9/d8a16151c0f34cf1a5bf2b1f9d8dfac0 [2021-11-07 01:39:14,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:39:14,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:39:14,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:39:14,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:39:14,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:39:14,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:39:14" (1/1) ... [2021-11-07 01:39:14,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6943d7ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:14, skipping insertion in model container [2021-11-07 01:39:14,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:39:14" (1/1) ... [2021-11-07 01:39:14,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:39:14,725 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:39:15,104 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 01:39:15,119 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 01:39:15,144 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:39:15,150 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:39:16,269 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,270 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,271 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,272 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,274 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,295 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,299 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:16,844 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:39:16,845 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:39:16,847 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:39:16,848 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:39:16,850 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:39:16,868 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:39:16,869 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:39:16,870 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:39:16,871 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:39:16,872 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:39:17,198 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:39:17,364 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:17,366 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:17,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:39:17,656 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:39:17,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53a72e4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:17, skipping insertion in model container [2021-11-07 01:39:17,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:39:17,658 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:39:17,660 INFO L168 Benchmark]: Toolchain (without parser) took 3109.47 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 56.0 MB in the beginning and 80.6 MB in the end (delta: -24.6 MB). Peak memory consumption was 20.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:17,662 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory was 72.0 MB in the beginning and 72.0 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:39:17,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3106.18 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 55.7 MB in the beginning and 80.6 MB in the end (delta: -24.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:17,666 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory was 72.0 MB in the beginning and 72.0 MB in the end (delta: 30.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3106.18 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 55.7 MB in the beginning and 80.6 MB in the end (delta: -24.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6984]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8 --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 e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:39:20,381 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:39:20,384 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:39:20,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:39:20,445 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:39:20,449 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:39:20,451 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:39:20,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:39:20,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:39:20,467 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:39:20,469 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:39:20,471 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:39:20,471 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:39:20,474 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:39:20,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:39:20,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:39:20,485 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:39:20,486 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:39:20,495 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:39:20,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:39:20,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:39:20,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:39:20,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:39:20,518 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:39:20,529 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:39:20,529 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:39:20,530 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:39:20,532 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:39:20,533 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:39:20,534 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:39:20,535 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:39:20,536 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:39:20,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:39:20,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:39:20,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:39:20,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:39:20,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:39:20,544 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:39:20,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:39:20,546 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:39:20,547 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:39:20,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:39:20,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:39:20,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:39:20,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:39:20,605 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:39:20,605 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:39:20,605 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:39:20,605 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:39:20,606 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:39:20,606 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:39:20,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:39:20,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:39:20,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:39:20,609 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:39:20,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:39:20,609 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:39:20,610 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:39:20,610 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:39:20,610 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:39:20,610 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:39:20,611 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:39:20,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:39:20,611 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:39:20,611 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:39:20,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:39:20,612 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:39:20,612 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:39:20,612 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:39:20,612 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:39:20,613 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:39:20,613 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:39:20,613 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:39:20,613 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:39:20,614 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e34b03d670b9dc83c77f9a1ce1b8f7e8876646ac6e894f5ec424298b73430d9a [2021-11-07 01:39:21,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:39:21,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:39:21,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:39:21,078 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:39:21,078 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:39:21,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 01:39:21,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/374437200/b629bbdd0dd246789e91bdc51ddbc9c5/FLAGae0511dd6 [2021-11-07 01:39:22,227 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:39:22,228 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i [2021-11-07 01:39:22,280 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/374437200/b629bbdd0dd246789e91bdc51ddbc9c5/FLAGae0511dd6 [2021-11-07 01:39:22,640 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/data/374437200/b629bbdd0dd246789e91bdc51ddbc9c5 [2021-11-07 01:39:22,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:39:22,644 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:39:22,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:39:22,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:39:22,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:39:22,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:39:22" (1/1) ... [2021-11-07 01:39:22,651 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69664651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:22, skipping insertion in model container [2021-11-07 01:39:22,651 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:39:22" (1/1) ... [2021-11-07 01:39:22,659 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:39:22,825 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:39:23,291 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 01:39:23,301 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 01:39:23,336 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:39:23,345 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:39:24,951 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,952 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,952 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,953 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,955 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,972 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,973 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,975 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:24,976 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:25,477 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:39:25,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:39:25,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:39:25,481 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:39:25,482 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:39:25,483 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:39:25,484 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:39:25,485 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:39:25,485 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:39:25,486 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:39:25,693 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:39:25,783 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:25,783 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:25,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:39:26,020 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:39:26,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:39:26,127 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 01:39:26,128 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 01:39:26,129 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:39:26,131 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:39:26,191 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,193 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,193 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,194 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,195 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,213 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,219 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,220 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,221 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,293 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:39:26,294 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:39:26,302 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:39:26,305 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:39:26,306 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:39:26,307 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:39:26,311 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:39:26,314 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:39:26,315 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:39:26,316 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:39:26,340 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:39:26,423 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,424 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,511 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:39:26,563 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:39:26,592 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4492,4505] [2021-11-07 01:39:26,592 WARN L228 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_d0c6d192-8693-40f7-85d3-549c155e311d/sv-benchmarks/c/aws-c-common/aws_string_destroy_harness.i[4552,4565] [2021-11-07 01:39:26,594 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:39:26,594 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:39:26,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,647 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,648 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,649 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,656 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,693 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:39:26,694 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:39:26,694 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:39:26,695 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:39:26,696 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:39:26,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:39:26,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:39:26,698 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:39:26,698 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:39:26,699 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:39:26,738 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:39:26,788 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,788 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:39:26,874 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:39:27,298 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:39:27,298 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27 WrapperNode [2021-11-07 01:39:27,298 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:39:27,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:39:27,300 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:39:27,300 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:39:27,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,523 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:39:27,524 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:39:27,524 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:39:27,524 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:39:27,533 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,534 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,546 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,546 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,595 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,642 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:39:27,644 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:39:27,645 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:39:27,645 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:39:27,647 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (1/1) ... [2021-11-07 01:39:27,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:39:27,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:39:27,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:39:27,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:39:27,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:39:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:39:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:39:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:39:27,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:39:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:39:27,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:39:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:39:27,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:39:27,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:39:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:39:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:39:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:39:27,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:39:27,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:39:43,454 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:39:43,455 INFO L299 CfgBuilder]: Removed 38 assume(true) statements. [2021-11-07 01:39:43,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:39:43 BoogieIcfgContainer [2021-11-07 01:39:43,457 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:39:43,459 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:39:43,459 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:39:43,463 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:39:43,463 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:39:22" (1/3) ... [2021-11-07 01:39:43,464 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d5fa28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:39:43, skipping insertion in model container [2021-11-07 01:39:43,464 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:39:27" (2/3) ... [2021-11-07 01:39:43,465 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d5fa28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:39:43, skipping insertion in model container [2021-11-07 01:39:43,465 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:39:43" (3/3) ... [2021-11-07 01:39:43,466 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_string_destroy_harness.i [2021-11-07 01:39:43,473 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:39:43,474 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 01:39:43,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49d5fa28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:39:43, skipping insertion in model container [2021-11-07 01:39:43,476 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:39:43,477 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:39:43,477 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:39:43,477 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:39:43,478 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:39:43" (3/3) ... [2021-11-07 01:39:43,482 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:39:43,539 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 118 nodes and edges [2021-11-07 01:39:43,542 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2021-11-07 01:39:43,544 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 01:39:43,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-07 01:39:43,565 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 01:39:43,567 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-07 01:39:43,569 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:39:43,572 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:39:44,501 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:39:44,502 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:39:44,506 INFO L168 Benchmark]: Toolchain (without parser) took 21859.10 ms. Allocated memory was 60.8 MB in the beginning and 757.1 MB in the end (delta: 696.3 MB). Free memory was 31.4 MB in the beginning and 538.6 MB in the end (delta: -507.2 MB). Peak memory consumption was 484.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,506 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 60.8 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:39:44,507 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4653.64 ms. Allocated memory was 60.8 MB in the beginning and 132.1 MB in the end (delta: 71.3 MB). Free memory was 31.1 MB in the beginning and 78.6 MB in the end (delta: -47.5 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,508 INFO L168 Benchmark]: Boogie Procedure Inliner took 223.59 ms. Allocated memory is still 132.1 MB. Free memory was 78.6 MB in the beginning and 67.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,508 INFO L168 Benchmark]: Boogie Preprocessor took 118.71 ms. Allocated memory is still 132.1 MB. Free memory was 67.2 MB in the beginning and 57.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,509 INFO L168 Benchmark]: RCFGBuilder took 15812.87 ms. Allocated memory was 132.1 MB in the beginning and 757.1 MB in the end (delta: 625.0 MB). Free memory was 57.6 MB in the beginning and 470.2 MB in the end (delta: -412.6 MB). Peak memory consumption was 342.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,509 INFO L168 Benchmark]: TraceAbstraction took 16.88 ms. Allocated memory is still 757.1 MB. Free memory was 469.2 MB in the beginning and 468.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:39:44,510 INFO L168 Benchmark]: Witness Printer took 1025.04 ms. Allocated memory is still 757.1 MB. Free memory was 468.1 MB in the beginning and 538.6 MB in the end (delta: -70.5 MB). Peak memory consumption was 226.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:39:44,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 60.8 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4653.64 ms. Allocated memory was 60.8 MB in the beginning and 132.1 MB in the end (delta: 71.3 MB). Free memory was 31.1 MB in the beginning and 78.6 MB in the end (delta: -47.5 MB). Peak memory consumption was 59.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 223.59 ms. Allocated memory is still 132.1 MB. Free memory was 78.6 MB in the beginning and 67.2 MB in the end (delta: 11.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 118.71 ms. Allocated memory is still 132.1 MB. Free memory was 67.2 MB in the beginning and 57.6 MB in the end (delta: 9.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 15812.87 ms. Allocated memory was 132.1 MB in the beginning and 757.1 MB in the end (delta: 625.0 MB). Free memory was 57.6 MB in the beginning and 470.2 MB in the end (delta: -412.6 MB). Peak memory consumption was 342.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16.88 ms. Allocated memory is still 757.1 MB. Free memory was 469.2 MB in the beginning and 468.1 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1025.04 ms. Allocated memory is still 757.1 MB. Free memory was 468.1 MB in the beginning and 538.6 MB in the end (delta: -70.5 MB). Peak memory consumption was 226.5 MB. Max. memory is 16.1 GB. * 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! [2021-11-07 01:39:44,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d0c6d192-8693-40f7-85d3-549c155e311d/bin/utaipan-UUZaoUuFF8/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