./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF --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 c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:52:31,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:52:31,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:52:32,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:52:32,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:52:32,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:52:32,004 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:52:32,007 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:52:32,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:52:32,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:52:32,012 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:52:32,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:52:32,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:52:32,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:52:32,018 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:52:32,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:52:32,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:52:32,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:52:32,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:52:32,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:52:32,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:52:32,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:52:32,031 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:52:32,032 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:52:32,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:52:32,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:52:32,046 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:52:32,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:52:32,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:52:32,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:52:32,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:52:32,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:52:32,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:52:32,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:52:32,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:52:32,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:52:32,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:52:32,057 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:52:32,058 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:52:32,060 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:52:32,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:52:32,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 22:52:32,101 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:52:32,102 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:52:32,102 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:52:32,103 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:52:32,103 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:52:32,103 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:52:32,103 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:52:32,104 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 22:52:32,104 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:52:32,104 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:52:32,104 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 22:52:32,105 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 22:52:32,105 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:52:32,105 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 22:52:32,105 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 22:52:32,106 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 22:52:32,106 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:52:32,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 22:52:32,107 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:52:32,107 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:52:32,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:52:32,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:52:32,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:52:32,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:52:32,108 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:52:32,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:52:32,109 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:52:32,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:52:32,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:52:32,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:52:32,109 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:52:32,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:52:32,110 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 22:52:32,110 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 22:52:32,110 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:52:32,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:52:32,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:52:32,111 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_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-12 22:52:32,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:52:32,436 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:52:32,439 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:52:32,440 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:52:32,441 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:52:32,442 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-12 22:52:32,499 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/62c9efd96/a2ffd360fb8040dca8fa04fe013f7e13/FLAG034c947e5 [2021-11-12 22:52:33,366 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:52:33,367 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-12 22:52:33,411 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/62c9efd96/a2ffd360fb8040dca8fa04fe013f7e13/FLAG034c947e5 [2021-11-12 22:52:33,515 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/62c9efd96/a2ffd360fb8040dca8fa04fe013f7e13 [2021-11-12 22:52:33,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:52:33,518 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:52:33,520 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:33,520 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:52:33,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:52:33,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:33" (1/1) ... [2021-11-12 22:52:33,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56b16e9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:33, skipping insertion in model container [2021-11-12 22:52:33,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:33" (1/1) ... [2021-11-12 22:52:33,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:52:33,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:52:33,921 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-12 22:52:33,929 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-12 22:52:33,954 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:52:33,960 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:52:34,891 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,894 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,895 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,897 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,901 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,924 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,931 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,935 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:34,936 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:35,308 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:52:35,310 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:52:35,311 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:52:35,312 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:52:35,313 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:52:35,314 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:52:35,315 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:52:35,315 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:52:35,316 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:52:35,317 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:52:35,504 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:52:35,600 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:35,600 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:35,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:35,816 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) [2021-11-12 22:52:35,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19f5eaf0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:35, skipping insertion in model container [2021-11-12 22:52:35,819 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:35,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 22:52:35,822 INFO L158 Benchmark]: Toolchain (without parser) took 2302.24ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 66.4MB in the beginning and 74.0MB in the end (delta: -7.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-11-12 22:52:35,823 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:52:35,824 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2299.95ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 66.2MB in the beginning and 74.0MB in the end (delta: -7.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2021-11-12 22:52:35,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 94.4MB. Free memory is still 69.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2299.95ms. Allocated memory was 94.4MB in the beginning and 130.0MB in the end (delta: 35.7MB). Free memory was 66.2MB in the beginning and 74.0MB in the end (delta: -7.8MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: 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_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF --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 c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 22:52:37,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 22:52:37,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 22:52:37,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 22:52:37,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 22:52:37,910 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 22:52:37,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 22:52:37,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 22:52:37,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 22:52:37,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 22:52:37,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 22:52:37,925 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 22:52:37,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 22:52:37,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 22:52:37,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 22:52:37,930 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 22:52:37,931 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 22:52:37,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 22:52:37,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 22:52:37,936 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 22:52:37,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 22:52:37,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 22:52:37,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 22:52:37,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 22:52:37,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 22:52:37,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 22:52:37,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 22:52:37,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 22:52:37,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 22:52:37,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 22:52:37,970 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 22:52:37,971 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 22:52:37,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 22:52:37,973 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 22:52:37,974 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 22:52:37,975 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 22:52:37,976 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 22:52:37,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 22:52:37,986 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 22:52:37,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 22:52:37,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 22:52:37,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 22:52:38,027 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 22:52:38,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 22:52:38,032 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 22:52:38,032 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 22:52:38,032 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 22:52:38,032 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 22:52:38,033 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 22:52:38,033 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 22:52:38,033 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 22:52:38,033 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 22:52:38,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 22:52:38,036 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 22:52:38,037 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 22:52:38,037 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 22:52:38,037 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 22:52:38,037 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 22:52:38,037 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 22:52:38,038 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 22:52:38,038 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 22:52:38,038 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 22:52:38,038 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 22:52:38,038 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 22:52:38,039 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 22:52:38,039 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 22:52:38,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:52:38,039 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 22:52:38,039 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 22:52:38,040 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 22:52:38,040 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 22:52:38,040 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 22:52:38,040 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 22:52:38,040 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 22:52:38,041 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 22:52:38,041 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_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-12 22:52:38,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 22:52:38,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 22:52:38,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 22:52:38,466 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 22:52:38,468 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 22:52:38,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-12 22:52:38,555 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/d6ed9f417/22290805bc5f4428ab26b9ed8e153705/FLAG06e7f65e1 [2021-11-12 22:52:39,411 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 22:52:39,412 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-12 22:52:39,467 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/d6ed9f417/22290805bc5f4428ab26b9ed8e153705/FLAG06e7f65e1 [2021-11-12 22:52:39,901 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/data/d6ed9f417/22290805bc5f4428ab26b9ed8e153705 [2021-11-12 22:52:39,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 22:52:39,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 22:52:39,906 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:39,906 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 22:52:39,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 22:52:39,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:39" (1/1) ... [2021-11-12 22:52:39,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2724fd2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:39, skipping insertion in model container [2021-11-12 22:52:39,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 10:52:39" (1/1) ... [2021-11-12 22:52:39,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 22:52:40,055 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:52:40,339 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-12 22:52:40,347 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-12 22:52:40,375 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:52:40,383 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:52:41,356 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,357 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,357 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,358 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,359 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,374 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,375 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,377 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,377 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:41,793 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:52:41,795 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:52:41,796 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:52:41,797 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:52:41,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:52:41,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:52:41,800 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:52:41,801 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:52:41,802 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:52:41,802 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:52:41,979 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:52:42,093 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,093 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,262 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:42,365 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 22:52:42,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 22:52:42,448 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-12 22:52:42,449 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-12 22:52:42,457 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:52:42,462 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:52:42,516 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,516 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,516 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,517 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,517 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,542 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,545 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,546 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,547 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,598 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:52:42,599 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:52:42,600 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:52:42,600 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:52:42,601 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:52:42,602 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:52:42,602 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:52:42,602 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:52:42,603 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:52:42,603 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:52:42,624 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:52:42,692 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,693 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,780 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:42,825 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 22:52:42,849 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-12 22:52:42,849 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_9de3d94d-bf85-4925-9ac2-75223640f60a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-12 22:52:42,851 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 22:52:42,855 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 22:52:42,896 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,896 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,896 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,897 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,897 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,903 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,903 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,904 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,904 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:42,933 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 22:52:42,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 22:52:42,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 22:52:42,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 22:52:42,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 22:52:42,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 22:52:42,938 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 22:52:42,957 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 22:52:42,958 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 22:52:42,959 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 22:52:42,978 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 22:52:43,042 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:43,043 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 22:52:43,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 22:52:43,459 INFO L208 MainTranslator]: Completed translation [2021-11-12 22:52:43,460 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43 WrapperNode [2021-11-12 22:52:43,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 22:52:43,461 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 22:52:43,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 22:52:43,462 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 22:52:43,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 22:52:43,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 22:52:43,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 22:52:43,716 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 22:52:43,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,816 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,874 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 22:52:43,884 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 22:52:43,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 22:52:43,885 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 22:52:43,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (1/1) ... [2021-11-12 22:52:43,893 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 22:52:43,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 22:52:43,914 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 22:52:43,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 22:52:43,965 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-12 22:52:43,965 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-12 22:52:43,965 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2021-11-12 22:52:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2021-11-12 22:52:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-11-12 22:52:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-11-12 22:52:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 22:52:43,966 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 22:52:43,966 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 22:52:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 22:52:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 22:52:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 22:52:43,968 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 22:52:43,968 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 22:52:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 22:52:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 22:52:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 22:52:43,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 22:52:43,969 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 22:52:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 22:52:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 22:52:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 22:52:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 22:52:43,970 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2021-11-12 22:52:43,970 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2021-11-12 22:52:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 22:52:43,971 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 22:52:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 22:52:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 22:52:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 22:52:43,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 22:52:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 22:52:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-12 22:52:43,972 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-12 22:52:43,972 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-12 22:52:43,973 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-12 22:52:58,306 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 22:52:58,318 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 22:52:58,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:58 BoogieIcfgContainer [2021-11-12 22:52:58,321 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 22:52:58,323 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 22:52:58,323 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 22:52:58,326 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 22:52:58,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 10:52:39" (1/3) ... [2021-11-12 22:52:58,328 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f5459f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:52:58, skipping insertion in model container [2021-11-12 22:52:58,329 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 10:52:43" (2/3) ... [2021-11-12 22:52:58,329 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f5459f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 10:52:58, skipping insertion in model container [2021-11-12 22:52:58,330 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:58" (3/3) ... [2021-11-12 22:52:58,335 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness.i [2021-11-12 22:52:58,344 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 22:52:58,345 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 22:52:58,421 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 22:52:58,435 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 22:52:58,436 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 22:52:58,461 INFO L276 IsEmpty]: Start isEmpty. Operand has 104 states, 67 states have (on average 1.1791044776119404) internal successors, (79), 68 states have internal predecessors, (79), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-11-12 22:52:58,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-12 22:52:58,472 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:52:58,473 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:52:58,474 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:52:58,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:52:58,480 INFO L85 PathProgramCache]: Analyzing trace with hash -565014690, now seen corresponding path program 1 times [2021-11-12 22:52:58,504 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:52:58,504 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1725166503] [2021-11-12 22:52:58,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:52:58,506 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:52:58,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:52:58,511 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:52:58,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 22:53:02,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:53:02,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 1877 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 22:53:03,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:53:03,415 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-12 22:53:03,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:53:03,761 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-12 22:53:03,762 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:53:03,762 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1725166503] [2021-11-12 22:53:03,763 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1725166503] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:53:03,763 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:53:03,763 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-12 22:53:03,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168549158] [2021-11-12 22:53:03,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:53:03,770 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 22:53:03,770 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:53:03,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 22:53:03,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:53:03,801 INFO L87 Difference]: Start difference. First operand has 104 states, 67 states have (on average 1.1791044776119404) internal successors, (79), 68 states have internal predecessors, (79), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-12 22:53:03,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:53:03,858 INFO L93 Difference]: Finished difference Result 201 states and 264 transitions. [2021-11-12 22:53:03,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 22:53:03,861 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 85 [2021-11-12 22:53:03,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:53:03,877 INFO L225 Difference]: With dead ends: 201 [2021-11-12 22:53:03,877 INFO L226 Difference]: Without dead ends: 98 [2021-11-12 22:53:03,883 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 22:53:03,889 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.34ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 22:53:03,890 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 4.34ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 22:53:03,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-12 22:53:03,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2021-11-12 22:53:03,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 62 states have (on average 1.1451612903225807) internal successors, (71), 63 states have internal predecessors, (71), 25 states have call successors, (25), 10 states have call predecessors, (25), 10 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2021-11-12 22:53:03,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2021-11-12 22:53:03,959 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 85 [2021-11-12 22:53:03,961 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:53:03,961 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2021-11-12 22:53:03,961 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-12 22:53:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2021-11-12 22:53:03,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-12 22:53:03,967 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 22:53:03,968 INFO L514 BasicCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 22:53:04,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 22:53:04,183 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:53:04,183 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 22:53:04,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 22:53:04,184 INFO L85 PathProgramCache]: Analyzing trace with hash -776714724, now seen corresponding path program 1 times [2021-11-12 22:53:04,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 22:53:04,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051937312] [2021-11-12 22:53:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 22:53:04,196 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 22:53:04,196 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 22:53:04,197 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 22:53:04,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 22:53:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 22:53:08,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 1877 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-12 22:53:08,600 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 22:53:09,594 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-12 22:53:09,594 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 22:53:11,865 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-12 22:53:11,865 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 22:53:11,866 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1051937312] [2021-11-12 22:53:11,866 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1051937312] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 22:53:11,866 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 22:53:11,866 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 16 [2021-11-12 22:53:11,866 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184276812] [2021-11-12 22:53:11,866 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 22:53:11,868 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 22:53:11,868 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 22:53:11,868 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 22:53:11,869 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-12 22:53:11,869 INFO L87 Difference]: Start difference. First operand 98 states and 120 transitions. Second operand has 10 states, 8 states have (on average 5.375) internal successors, (43), 9 states have internal predecessors, (43), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) [2021-11-12 22:53:12,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 22:53:12,416 INFO L93 Difference]: Finished difference Result 105 states and 125 transitions. [2021-11-12 22:53:12,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 22:53:12,417 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 5.375) internal successors, (43), 9 states have internal predecessors, (43), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) Word has length 85 [2021-11-12 22:53:12,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 22:53:12,418 INFO L225 Difference]: With dead ends: 105 [2021-11-12 22:53:12,418 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 22:53:12,420 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2021-11-12 22:53:12,421 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 11 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 162.59ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.64ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 179.60ms IncrementalHoareTripleChecker+Time [2021-11-12 22:53:12,421 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 232 Invalid, 68 Unknown, 0 Unchecked, 3.64ms Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 15 Unchecked, 179.60ms Time] [2021-11-12 22:53:12,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 22:53:12,423 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 22:53:12,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 22:53:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 22:53:12,424 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-11-12 22:53:12,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 22:53:12,424 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 22:53:12,424 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 5.375) internal successors, (43), 9 states have internal predecessors, (43), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) [2021-11-12 22:53:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 22:53:12,425 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 22:53:12,428 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 22:53:12,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 22:53:12,629 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 22:53:12,631 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 22:53:12,822 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: true [2021-11-12 22:53:12,823 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2021-11-12 22:53:12,823 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2021-11-12 22:53:12,823 INFO L858 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2021-11-12 22:53:12,823 INFO L854 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (= bounded_malloc_~size |bounded_malloc_#in~size|) [2021-11-12 22:53:12,823 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-12 22:53:12,824 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-12 22:53:12,824 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-12 22:53:12,824 INFO L861 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6252 6257) the Hoare annotation is: true [2021-11-12 22:53:12,824 INFO L858 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-11-12 22:53:12,824 INFO L858 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-11-12 22:53:12,825 INFO L858 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-11-12 22:53:12,825 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6252 6257) no Hoare annotation was computed. [2021-11-12 22:53:12,825 INFO L858 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-11-12 22:53:12,825 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6252 6257) no Hoare annotation was computed. [2021-11-12 22:53:12,825 INFO L861 garLoopResultBuilder]: At program point aws_byte_cursor_is_validENTRY(lines 7368 7372) the Hoare annotation is: true [2021-11-12 22:53:12,826 INFO L858 garLoopResultBuilder]: For program point L7371(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,826 INFO L858 garLoopResultBuilder]: For program point L7371-5(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,826 INFO L858 garLoopResultBuilder]: For program point L7371-4(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,826 INFO L858 garLoopResultBuilder]: For program point L7371-2(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,827 INFO L858 garLoopResultBuilder]: For program point L7371-8(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,827 INFO L858 garLoopResultBuilder]: For program point L7371-6(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,827 INFO L858 garLoopResultBuilder]: For program point aws_byte_cursor_is_validEXIT(lines 7368 7372) no Hoare annotation was computed. [2021-11-12 22:53:12,827 INFO L858 garLoopResultBuilder]: For program point L7371-11(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,827 INFO L858 garLoopResultBuilder]: For program point L7371-10(line 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,828 INFO L858 garLoopResultBuilder]: For program point L7370(lines 7370 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,828 INFO L858 garLoopResultBuilder]: For program point L7370-2(lines 7370 7371) no Hoare annotation was computed. [2021-11-12 22:53:12,828 INFO L858 garLoopResultBuilder]: For program point aws_byte_cursor_is_validFINAL(lines 7368 7372) no Hoare annotation was computed. [2021-11-12 22:53:12,828 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-12 22:53:12,828 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-12 22:53:12,829 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-12 22:53:12,829 INFO L854 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) [2021-11-12 22:53:12,829 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6800 6804) no Hoare annotation was computed. [2021-11-12 22:53:12,829 INFO L854 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvult |ensure_string_is_allocated_bounded_length_~len~1#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|)) [2021-11-12 22:53:12,829 INFO L858 garLoopResultBuilder]: For program point L6807-1(line 6807) no Hoare annotation was computed. [2021-11-12 22:53:12,830 INFO L854 garLoopResultBuilder]: At program point L6807(line 6807) the Hoare annotation is: (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvult |ensure_string_is_allocated_bounded_length_~len~1#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|)) [2021-11-12 22:53:12,830 INFO L858 garLoopResultBuilder]: For program point L6810-3(line 6810) no Hoare annotation was computed. [2021-11-12 22:53:12,830 INFO L854 garLoopResultBuilder]: At program point L6810-2(line 6810) the Hoare annotation is: (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) [2021-11-12 22:53:12,830 INFO L858 garLoopResultBuilder]: For program point L6810-1(lines 6810 6811) no Hoare annotation was computed. [2021-11-12 22:53:12,831 INFO L854 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) [2021-11-12 22:53:12,831 INFO L861 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6800 6804) the Hoare annotation is: true [2021-11-12 22:53:12,831 INFO L858 garLoopResultBuilder]: For program point L6810-5(lines 6810 6811) no Hoare annotation was computed. [2021-11-12 22:53:12,831 INFO L858 garLoopResultBuilder]: For program point L6801-1(line 6801) no Hoare annotation was computed. [2021-11-12 22:53:12,831 INFO L854 garLoopResultBuilder]: At program point L6801(line 6801) the Hoare annotation is: (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) [2021-11-12 22:53:12,832 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-11-12 22:53:12,832 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6800 6804) no Hoare annotation was computed. [2021-11-12 22:53:12,832 INFO L861 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6242 6246) the Hoare annotation is: true [2021-11-12 22:53:12,832 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6242 6246) no Hoare annotation was computed. [2021-11-12 22:53:12,832 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6242 6246) no Hoare annotation was computed. [2021-11-12 22:53:12,833 INFO L861 garLoopResultBuilder]: At program point L6244-1(line 6244) the Hoare annotation is: true [2021-11-12 22:53:12,833 INFO L858 garLoopResultBuilder]: For program point L6244-2(line 6244) no Hoare annotation was computed. [2021-11-12 22:53:12,833 INFO L861 garLoopResultBuilder]: At program point L6244(line 6244) the Hoare annotation is: true [2021-11-12 22:53:12,833 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-12 22:53:12,833 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-12 22:53:12,833 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-12 22:53:12,834 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-12 22:53:12,834 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2021-11-12 22:53:12,834 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2021-11-12 22:53:12,834 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6889 6891) the Hoare annotation is: true [2021-11-12 22:53:12,834 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 22:53:12,835 INFO L858 garLoopResultBuilder]: For program point L7106-1(line 7106) no Hoare annotation was computed. [2021-11-12 22:53:12,835 INFO L858 garLoopResultBuilder]: For program point L9538-1(line 9538) no Hoare annotation was computed. [2021-11-12 22:53:12,835 INFO L858 garLoopResultBuilder]: For program point L7100-1(lines 7099 7112) no Hoare annotation was computed. [2021-11-12 22:53:12,835 INFO L854 garLoopResultBuilder]: At program point L7100(line 7100) the Hoare annotation is: false [2021-11-12 22:53:12,835 INFO L858 garLoopResultBuilder]: For program point L9518-1(line 9518) no Hoare annotation was computed. [2021-11-12 22:53:12,836 INFO L858 garLoopResultBuilder]: For program point L8240-2(line 8240) no Hoare annotation was computed. [2021-11-12 22:53:12,836 INFO L854 garLoopResultBuilder]: At program point L8240-1(line 8240) the Hoare annotation is: false [2021-11-12 22:53:12,836 INFO L854 garLoopResultBuilder]: At program point L9518-2(lines 9516 9519) the Hoare annotation is: false [2021-11-12 22:53:12,836 INFO L854 garLoopResultBuilder]: At program point L8240(line 8240) the Hoare annotation is: false [2021-11-12 22:53:12,836 INFO L858 garLoopResultBuilder]: For program point L8236-1(line 8236) no Hoare annotation was computed. [2021-11-12 22:53:12,837 INFO L854 garLoopResultBuilder]: At program point L8236(line 8236) the Hoare annotation is: false [2021-11-12 22:53:12,837 INFO L854 garLoopResultBuilder]: At program point L9518(line 9518) the Hoare annotation is: false [2021-11-12 22:53:12,837 INFO L854 garLoopResultBuilder]: At program point L9541(line 9541) the Hoare annotation is: false [2021-11-12 22:53:12,837 INFO L854 garLoopResultBuilder]: At program point L9541-1(line 9541) the Hoare annotation is: false [2021-11-12 22:53:12,837 INFO L858 garLoopResultBuilder]: For program point L9541-2(line 9541) no Hoare annotation was computed. [2021-11-12 22:53:12,838 INFO L858 garLoopResultBuilder]: For program point L7107-1(lines 7107 7109) no Hoare annotation was computed. [2021-11-12 22:53:12,838 INFO L854 garLoopResultBuilder]: At program point L7107(lines 7107 7109) the Hoare annotation is: false [2021-11-12 22:53:12,838 INFO L854 garLoopResultBuilder]: At program point L9543(line 9543) the Hoare annotation is: false [2021-11-12 22:53:12,838 INFO L858 garLoopResultBuilder]: For program point L9543-1(line 9543) no Hoare annotation was computed. [2021-11-12 22:53:12,838 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 22:53:12,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 22:53:12,839 INFO L858 garLoopResultBuilder]: For program point L9537(lines 9537 9545) no Hoare annotation was computed. [2021-11-12 22:53:12,839 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 22:53:12,839 INFO L858 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-11-12 22:53:12,839 INFO L854 garLoopResultBuilder]: At program point L9517(line 9517) the Hoare annotation is: false [2021-11-12 22:53:12,840 INFO L854 garLoopResultBuilder]: At program point L9517-1(line 9517) the Hoare annotation is: false [2021-11-12 22:53:12,840 INFO L858 garLoopResultBuilder]: For program point L9517-2(line 9517) no Hoare annotation was computed. [2021-11-12 22:53:12,840 INFO L854 garLoopResultBuilder]: At program point L8241(lines 8235 8242) the Hoare annotation is: false [2021-11-12 22:53:12,840 INFO L861 garLoopResultBuilder]: At program point L9546(line 9546) the Hoare annotation is: true [2021-11-12 22:53:12,840 INFO L858 garLoopResultBuilder]: For program point L9542-1(line 9542) no Hoare annotation was computed. [2021-11-12 22:53:12,840 INFO L854 garLoopResultBuilder]: At program point L7110(line 7110) the Hoare annotation is: false [2021-11-12 22:53:12,841 INFO L854 garLoopResultBuilder]: At program point L9540(line 9540) the Hoare annotation is: false [2021-11-12 22:53:12,841 INFO L854 garLoopResultBuilder]: At program point L9540-1(line 9540) the Hoare annotation is: false [2021-11-12 22:53:12,841 INFO L861 garLoopResultBuilder]: At program point L9538(line 9538) the Hoare annotation is: true [2021-11-12 22:53:12,841 INFO L858 garLoopResultBuilder]: For program point L9540-2(line 9540) no Hoare annotation was computed. [2021-11-12 22:53:12,841 INFO L854 garLoopResultBuilder]: At program point L7106(line 7106) the Hoare annotation is: false [2021-11-12 22:53:12,842 INFO L854 garLoopResultBuilder]: At program point L9542(line 9542) the Hoare annotation is: false [2021-11-12 22:53:12,842 INFO L858 garLoopResultBuilder]: For program point L7110-1(line 7110) no Hoare annotation was computed. [2021-11-12 22:53:12,842 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-12 22:53:12,842 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-12 22:53:12,842 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-12 22:53:12,843 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-12 22:53:12,843 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-12 22:53:12,843 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-12 22:53:12,846 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-12 22:53:12,848 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 22:53:12,860 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:12,871 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:12,874 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:12,874 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:12,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 10:53:12 BoogieIcfgContainer [2021-11-12 22:53:12,875 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 22:53:12,876 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 22:53:12,876 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 22:53:12,876 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 22:53:12,876 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 10:52:58" (3/4) ... [2021-11-12 22:53:12,878 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 22:53:12,884 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-11-12 22:53:12,884 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-12 22:53:12,884 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_cursor_is_valid [2021-11-12 22:53:12,884 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-12 22:53:12,884 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-12 22:53:12,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2021-11-12 22:53:12,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-12 22:53:12,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-12 22:53:12,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-12 22:53:12,885 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-11-12 22:53:12,902 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-12 22:53:12,904 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-11-12 22:53:12,905 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-12 22:53:12,907 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-12 22:53:12,909 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-12 22:53:12,911 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-12 22:53:12,912 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-12 22:53:12,914 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 22:53:12,951 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1 : bv64 :: ~bvult64(ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1, \old(max_size)) && ~bvule64(~bvadd16(9223372036853541257bv64, ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1), 36028797018963967bv64)) [2021-11-12 22:53:13,754 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 22:53:13,755 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 22:53:13,756 INFO L158 Benchmark]: Toolchain (without parser) took 33850.72ms. Allocated memory was 69.2MB in the beginning and 935.3MB in the end (delta: 866.1MB). Free memory was 39.0MB in the beginning and 843.7MB in the end (delta: -804.7MB). Peak memory consumption was 614.8MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,756 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:53:13,756 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3554.43ms. Allocated memory was 69.2MB in the beginning and 136.3MB in the end (delta: 67.1MB). Free memory was 38.7MB in the beginning and 74.9MB in the end (delta: -36.2MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,757 INFO L158 Benchmark]: Boogie Procedure Inliner took 252.49ms. Allocated memory is still 136.3MB. Free memory was 74.9MB in the beginning and 63.1MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,757 INFO L158 Benchmark]: Boogie Preprocessor took 167.82ms. Allocated memory is still 136.3MB. Free memory was 63.1MB in the beginning and 52.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,758 INFO L158 Benchmark]: RCFGBuilder took 14437.55ms. Allocated memory was 136.3MB in the beginning and 778.0MB in the end (delta: 641.7MB). Free memory was 52.7MB in the beginning and 430.4MB in the end (delta: -377.7MB). Peak memory consumption was 450.4MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,758 INFO L158 Benchmark]: TraceAbstraction took 14552.24ms. Allocated memory was 778.0MB in the beginning and 935.3MB in the end (delta: 157.3MB). Free memory was 429.3MB in the beginning and 668.2MB in the end (delta: -238.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 22:53:13,758 INFO L158 Benchmark]: Witness Printer took 879.28ms. Allocated memory is still 935.3MB. Free memory was 668.2MB in the beginning and 843.7MB in the end (delta: -175.5MB). Peak memory consumption was 378.3MB. Max. memory is 16.1GB. [2021-11-12 22:53:13,761 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 69.2MB. Free memory is still 49.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3554.43ms. Allocated memory was 69.2MB in the beginning and 136.3MB in the end (delta: 67.1MB). Free memory was 38.7MB in the beginning and 74.9MB in the end (delta: -36.2MB). Peak memory consumption was 66.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 252.49ms. Allocated memory is still 136.3MB. Free memory was 74.9MB in the beginning and 63.1MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.82ms. Allocated memory is still 136.3MB. Free memory was 63.1MB in the beginning and 52.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 14437.55ms. Allocated memory was 136.3MB in the beginning and 778.0MB in the end (delta: 641.7MB). Free memory was 52.7MB in the beginning and 430.4MB in the end (delta: -377.7MB). Peak memory consumption was 450.4MB. Max. memory is 16.1GB. * TraceAbstraction took 14552.24ms. Allocated memory was 778.0MB in the beginning and 935.3MB in the end (delta: 157.3MB). Free memory was 429.3MB in the beginning and 668.2MB in the end (delta: -238.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 879.28ms. Allocated memory is still 935.3MB. Free memory was 668.2MB in the beginning and 843.7MB in the end (delta: -175.5MB). Peak memory consumption was 378.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 104 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 14.4s, OverallIterations: 2, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 179.60ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 359 SdHoareTripleChecker+Invalid, 162.59ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 15 IncrementalHoareTripleChecker+Unchecked, 201 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 158 mSDtfsCounter, 50 mSolverCounterSat, 7.98ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 341 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=104occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 39 LocationsWithAnnotation, 79 PreInvPairs, 84 NumberOfFragments, 91 HoareAnnotationTreeSize, 79 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 39 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 7.9s SatisfiabilityAnalysisTime, 4.4s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 336 ConstructedInterpolants, 10 QuantifiedInterpolants, 561 SizeOfPredicates, 8 NumberOfNonLiveVariables, 3754 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 164/188 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 9516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6806]: Loop Invariant [2021-11-12 22:53:13,770 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:13,771 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:13,771 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 22:53:13,771 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] Derived loop invariant: (\exists ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1 : bv64 :: ~bvult64(ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1, \old(max_size)) && ~bvule64(~bvadd16(9223372036853541257bv64, ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1), 36028797018963967bv64)) - InvariantResult [Line: 9546]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-12 22:53:13,815 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9de3d94d-bf85-4925-9ac2-75223640f60a/bin/utaipan-vmNK8stdcF/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