./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/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_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs --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-0f8a17c [2021-11-19 14:15:09,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:15:09,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:15:10,018 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:15:10,019 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:15:10,020 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:15:10,022 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:15:10,024 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:15:10,027 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:15:10,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:15:10,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:15:10,031 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:15:10,031 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:15:10,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:15:10,034 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:15:10,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:15:10,037 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:15:10,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:15:10,040 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:15:10,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:15:10,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:15:10,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:15:10,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:15:10,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:15:10,057 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:15:10,058 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:15:10,058 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:15:10,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:15:10,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:15:10,062 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:15:10,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:15:10,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:15:10,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:15:10,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:15:10,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:15:10,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:15:10,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:15:10,068 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:15:10,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:15:10,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:15:10,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:15:10,072 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:15:10,115 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:15:10,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:15:10,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:15:10,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:15:10,118 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:15:10,119 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:15:10,125 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:15:10,125 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:15:10,125 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:15:10,125 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:15:10,126 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:15:10,126 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:15:10,126 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:15:10,126 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:15:10,126 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:15:10,126 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:15:10,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:15:10,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:15:10,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:15:10,128 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:15:10,128 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:15:10,128 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:15:10,128 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:15:10,129 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:15:10,129 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:15:10,129 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:15:10,129 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:15:10,129 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:15:10,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:15:10,130 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:15:10,130 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:15:10,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:15:10,130 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:15:10,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:15:10,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:15:10,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:15:10,131 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:15:10,131 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_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-19 14:15:10,461 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:15:10,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:15:10,483 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:15:10,486 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:15:10,487 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:15:10,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-19 14:15:10,552 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/f0c4d0d9f/45428f8a52494c30972b4ab7067f66c7/FLAGc21b89ec0 [2021-11-19 14:15:11,439 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:15:11,444 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-19 14:15:11,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/f0c4d0d9f/45428f8a52494c30972b4ab7067f66c7/FLAGc21b89ec0 [2021-11-19 14:15:11,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/f0c4d0d9f/45428f8a52494c30972b4ab7067f66c7 [2021-11-19 14:15:11,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:15:11,879 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:15:11,880 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:15:11,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:15:11,883 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:15:11,884 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:15:11" (1/1) ... [2021-11-19 14:15:11,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62c02b87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:11, skipping insertion in model container [2021-11-19 14:15:11,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:15:11" (1/1) ... [2021-11-19 14:15:11,892 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:15:12,006 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:15:12,332 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-19 14:15:12,345 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-19 14:15:12,372 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:15:12,378 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:15:13,334 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,335 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,335 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,336 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,337 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,352 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,352 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,355 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,356 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:13,818 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:15:13,819 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:15:13,820 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:15:13,821 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:15:13,823 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:15:13,824 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:15:13,824 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:15:13,825 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:15:13,826 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:15:13,826 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:15:14,073 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:15:14,186 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:14,186 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:14,272 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:15:14,321 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) [2021-11-19 14:15:14,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@356527a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:14, skipping insertion in model container [2021-11-19 14:15:14,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:15:14,323 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:15:14,325 INFO L158 Benchmark]: Toolchain (without parser) took 2444.80ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 82.8MB in the beginning and 86.7MB in the end (delta: -3.9MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2021-11-19 14:15:14,325 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:15:14,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2442.52ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 82.8MB in the beginning and 86.7MB in the end (delta: -3.9MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2021-11-19 14:15:14,328 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 109.1MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2442.52ms. Allocated memory was 109.1MB in the beginning and 142.6MB in the end (delta: 33.6MB). Free memory was 82.8MB in the beginning and 86.7MB in the end (delta: -3.9MB). Peak memory consumption was 45.0MB. 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_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/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_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs --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-0f8a17c [2021-11-19 14:15:16,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:15:16,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:15:16,520 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:15:16,521 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:15:16,522 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:15:16,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:15:16,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:15:16,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:15:16,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:15:16,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:15:16,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:15:16,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:15:16,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:15:16,537 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:15:16,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:15:16,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:15:16,541 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:15:16,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:15:16,548 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:15:16,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:15:16,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:15:16,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:15:16,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:15:16,559 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:15:16,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:15:16,564 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:15:16,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:15:16,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:15:16,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:15:16,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:15:16,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:15:16,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:15:16,569 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:15:16,571 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:15:16,571 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:15:16,586 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:15:16,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:15:16,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:15:16,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:15:16,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:15:16,593 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:15:16,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:15:16,638 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:15:16,639 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:15:16,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:15:16,639 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:15:16,639 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:15:16,640 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:15:16,640 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:15:16,640 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:15:16,640 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:15:16,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:15:16,643 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:15:16,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:15:16,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:15:16,644 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:15:16,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:15:16,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:15:16,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:15:16,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:15:16,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:15:16,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:15:16,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:15:16,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:15:16,647 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_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-19 14:15:17,056 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:15:17,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:15:17,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:15:17,089 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:15:17,090 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:15:17,091 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-19 14:15:17,168 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/63bdd9df3/5c2983c3aea142609adc5b7371347cdd/FLAGb4a59dba3 [2021-11-19 14:15:18,170 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:15:18,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-19 14:15:18,226 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/63bdd9df3/5c2983c3aea142609adc5b7371347cdd/FLAGb4a59dba3 [2021-11-19 14:15:18,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/data/63bdd9df3/5c2983c3aea142609adc5b7371347cdd [2021-11-19 14:15:18,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:15:18,570 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:15:18,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:15:18,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:15:18,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:15:18,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:15:18" (1/1) ... [2021-11-19 14:15:18,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799040b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:18, skipping insertion in model container [2021-11-19 14:15:18,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:15:18" (1/1) ... [2021-11-19 14:15:18,588 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:15:18,723 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:15:19,099 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-19 14:15:19,107 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-19 14:15:19,137 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:15:19,145 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:15:20,345 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,348 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,349 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,352 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,354 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,377 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,378 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,382 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,383 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:20,847 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:15:20,849 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:15:20,850 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:15:20,851 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:15:20,853 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:15:20,854 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:15:20,855 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:15:20,856 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:15:20,856 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:15:20,857 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:15:21,042 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:15:21,152 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,153 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,354 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:15:21,428 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:15:21,491 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:15:21,497 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-19 14:15:21,498 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-19 14:15:21,503 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:15:21,510 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:15:21,572 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,575 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,592 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,594 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,594 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,603 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,607 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,608 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,609 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,668 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:15:21,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:15:21,670 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:15:21,671 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:15:21,676 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:15:21,676 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:15:21,677 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:15:21,677 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:15:21,678 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:15:21,678 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:15:21,705 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:15:21,784 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,784 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,876 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:15:21,923 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:15:21,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-19 14:15:21,948 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-19 14:15:21,950 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:15:21,950 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:15:21,995 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,996 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,996 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,997 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:21,997 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,002 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,003 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,004 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,004 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,037 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:15:22,057 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:15:22,058 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:15:22,059 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:15:22,060 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:15:22,061 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:15:22,061 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:15:22,061 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:15:22,062 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:15:22,064 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:15:22,089 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:15:22,159 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,159 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:15:22,214 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:15:22,586 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:15:22,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22 WrapperNode [2021-11-19 14:15:22,587 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:15:22,589 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:15:22,589 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:15:22,590 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:15:22,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:22,810 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:22,930 INFO L137 Inliner]: procedures = 715, calls = 2787, calls flagged for inlining = 59, calls inlined = 7, statements flattened = 829 [2021-11-19 14:15:22,931 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:15:22,931 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:15:22,932 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:15:22,932 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:15:22,940 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:22,940 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:22,954 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:22,955 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:23,011 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:23,028 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:23,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:23,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:15:23,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:15:23,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:15:23,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:15:23,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (1/1) ... [2021-11-19 14:15:23,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:15:23,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:15:23,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:15:23,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:15:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-19 14:15:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-19 14:15:23,186 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2021-11-19 14:15:23,186 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2021-11-19 14:15:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-11-19 14:15:23,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-11-19 14:15:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:15:23,187 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-19 14:15:23,188 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-19 14:15:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:15:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:15:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:15:23,188 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 14:15:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 14:15:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:15:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:15:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:15:23,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:15:23,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:15:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-19 14:15:23,190 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-19 14:15:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-19 14:15:23,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:15:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-19 14:15:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2021-11-19 14:15:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2021-11-19 14:15:23,191 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:15:23,191 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:15:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:15:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:15:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:15:23,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-19 14:15:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:15:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-19 14:15:23,193 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-19 14:15:23,193 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-19 14:15:23,194 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-19 14:15:23,580 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:15:23,585 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:15:27,659 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:15:27,668 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:15:27,668 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-19 14:15:27,672 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:15:27 BoogieIcfgContainer [2021-11-19 14:15:27,672 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:15:27,674 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:15:27,675 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:15:27,678 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:15:27,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:15:18" (1/3) ... [2021-11-19 14:15:27,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a3c0582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:15:27, skipping insertion in model container [2021-11-19 14:15:27,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:15:22" (2/3) ... [2021-11-19 14:15:27,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1a3c0582 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:15:27, skipping insertion in model container [2021-11-19 14:15:27,686 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:15:27" (3/3) ... [2021-11-19 14:15:27,690 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness.i [2021-11-19 14:15:27,695 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:15:27,696 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:15:27,749 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:15:27,765 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 [2021-11-19 14:15:27,766 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:15:27,787 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) [2021-11-19 14:15:27,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-19 14:15:27,799 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:15:27,800 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] [2021-11-19 14:15:27,800 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:15:27,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:15:27,809 INFO L85 PathProgramCache]: Analyzing trace with hash -565014690, now seen corresponding path program 1 times [2021-11-19 14:15:27,828 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:15:27,828 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1786956855] [2021-11-19 14:15:27,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:15:27,829 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:15:27,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:15:27,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:15:27,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:15:28,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:15:28,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 14:15:28,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:15:28,906 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-19 14:15:28,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:15:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-19 14:15:29,166 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:15:29,166 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1786956855] [2021-11-19 14:15:29,167 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1786956855] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:15:29,167 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:15:29,168 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-19 14:15:29,169 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088398732] [2021-11-19 14:15:29,170 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:15:29,175 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:15:29,176 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:15:29,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:15:29,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:15:29,212 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 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-19 14:15:29,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:15:29,267 INFO L93 Difference]: Finished difference Result 201 states and 264 transitions. [2021-11-19 14:15:29,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:15:29,270 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 85 [2021-11-19 14:15:29,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:15:29,283 INFO L225 Difference]: With dead ends: 201 [2021-11-19 14:15:29,283 INFO L226 Difference]: Without dead ends: 98 [2021-11-19 14:15:29,289 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 [2021-11-19 14:15:29,292 INFO L933 BasicCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:15:29,293 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:15:29,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2021-11-19 14:15:29,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2021-11-19 14:15:29,351 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) [2021-11-19 14:15:29,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 120 transitions. [2021-11-19 14:15:29,362 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 120 transitions. Word has length 85 [2021-11-19 14:15:29,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:15:29,364 INFO L470 AbstractCegarLoop]: Abstraction has 98 states and 120 transitions. [2021-11-19 14:15:29,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.0) internal successors, (46), 2 states have internal predecessors, (46), 2 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2021-11-19 14:15:29,365 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2021-11-19 14:15:29,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-19 14:15:29,370 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:15:29,371 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] [2021-11-19 14:15:29,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:15:29,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:15:29,585 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:15:29,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:15:29,586 INFO L85 PathProgramCache]: Analyzing trace with hash -776714724, now seen corresponding path program 1 times [2021-11-19 14:15:29,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:15:29,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [102110043] [2021-11-19 14:15:29,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:15:29,590 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:15:29,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:15:29,595 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:15:29,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:15:30,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:15:30,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 1478 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-19 14:15:30,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:15:31,083 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-19 14:15:31,083 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:15:32,791 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-19 14:15:32,791 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:15:32,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [102110043] [2021-11-19 14:15:32,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [102110043] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:15:32,792 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:15:32,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 16 [2021-11-19 14:15:32,792 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93768935] [2021-11-19 14:15:32,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:15:32,793 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-19 14:15:32,794 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:15:32,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-19 14:15:32,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:15:32,795 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) [2021-11-19 14:15:33,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:15:33,235 INFO L93 Difference]: Finished difference Result 105 states and 125 transitions. [2021-11-19 14:15:33,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-19 14:15:33,236 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 [2021-11-19 14:15:33,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:15:33,237 INFO L225 Difference]: With dead ends: 105 [2021-11-19 14:15:33,237 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 14:15:33,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2021-11-19 14:15:33,239 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 11 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:15:33,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 232 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 15 Unchecked, 0.1s Time] [2021-11-19 14:15:33,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 14:15:33,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 14:15:33,241 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) [2021-11-19 14:15:33,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 14:15:33,241 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 85 [2021-11-19 14:15:33,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:15:33,242 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 14:15:33,242 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) [2021-11-19 14:15:33,242 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 14:15:33,242 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 14:15:33,245 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 14:15:33,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:15:33,468 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:15:33,470 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-19 14:15:33,591 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6882 6887) the Hoare annotation is: true [2021-11-19 14:15:33,592 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6882 6887) no Hoare annotation was computed. [2021-11-19 14:15:33,592 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6882 6887) no Hoare annotation was computed. [2021-11-19 14:15:33,592 INFO L858 garLoopResultBuilder]: For program point L6883-1(lines 6883 6885) no Hoare annotation was computed. [2021-11-19 14:15:33,592 INFO L854 garLoopResultBuilder]: At program point L6883(lines 6883 6885) the Hoare annotation is: (= bounded_malloc_~size |bounded_malloc_#in~size|) [2021-11-19 14:15:33,592 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-19 14:15:33,593 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-19 14:15:33,593 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-19 14:15:33,593 INFO L861 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6252 6257) the Hoare annotation is: true [2021-11-19 14:15:33,593 INFO L858 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-11-19 14:15:33,593 INFO L858 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-11-19 14:15:33,593 INFO L858 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-11-19 14:15:33,594 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6252 6257) no Hoare annotation was computed. [2021-11-19 14:15:33,594 INFO L858 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-11-19 14:15:33,594 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6252 6257) no Hoare annotation was computed. [2021-11-19 14:15:33,594 INFO L861 garLoopResultBuilder]: At program point aws_byte_cursor_is_validENTRY(lines 7368 7372) the Hoare annotation is: true [2021-11-19 14:15:33,594 INFO L858 garLoopResultBuilder]: For program point L7371(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,594 INFO L858 garLoopResultBuilder]: For program point L7371-5(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point L7371-4(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point L7371-2(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point L7371-8(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point L7371-6(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point aws_byte_cursor_is_validEXIT(lines 7368 7372) no Hoare annotation was computed. [2021-11-19 14:15:33,595 INFO L858 garLoopResultBuilder]: For program point L7371-11(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L858 garLoopResultBuilder]: For program point L7371-10(line 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L858 garLoopResultBuilder]: For program point L7370(lines 7370 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L858 garLoopResultBuilder]: For program point L7370-2(lines 7370 7371) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L858 garLoopResultBuilder]: For program point aws_byte_cursor_is_validFINAL(lines 7368 7372) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-19 14:15:33,596 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-19 14:15:33,597 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-19 14:15:33,597 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)))) [2021-11-19 14:15:33,597 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6800 6804) no Hoare annotation was computed. [2021-11-19 14:15:33,597 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|)) [2021-11-19 14:15:33,597 INFO L858 garLoopResultBuilder]: For program point L6807-1(line 6807) no Hoare annotation was computed. [2021-11-19 14:15:33,598 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|)) [2021-11-19 14:15:33,598 INFO L858 garLoopResultBuilder]: For program point L6810-3(line 6810) no Hoare annotation was computed. [2021-11-19 14:15:33,598 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)))) [2021-11-19 14:15:33,598 INFO L858 garLoopResultBuilder]: For program point L6810-1(lines 6810 6811) no Hoare annotation was computed. [2021-11-19 14:15:33,598 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|) [2021-11-19 14:15:33,598 INFO L861 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6800 6804) the Hoare annotation is: true [2021-11-19 14:15:33,599 INFO L858 garLoopResultBuilder]: For program point L6810-5(lines 6810 6811) no Hoare annotation was computed. [2021-11-19 14:15:33,599 INFO L858 garLoopResultBuilder]: For program point L6801-1(line 6801) no Hoare annotation was computed. [2021-11-19 14:15:33,599 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|) [2021-11-19 14:15:33,599 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-11-19 14:15:33,599 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6800 6804) no Hoare annotation was computed. [2021-11-19 14:15:33,599 INFO L861 garLoopResultBuilder]: At program point aws_string_bytesENTRY(lines 6242 6246) the Hoare annotation is: true [2021-11-19 14:15:33,600 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesEXIT(lines 6242 6246) no Hoare annotation was computed. [2021-11-19 14:15:33,600 INFO L858 garLoopResultBuilder]: For program point aws_string_bytesFINAL(lines 6242 6246) no Hoare annotation was computed. [2021-11-19 14:15:33,600 INFO L861 garLoopResultBuilder]: At program point L6244-1(line 6244) the Hoare annotation is: true [2021-11-19 14:15:33,600 INFO L858 garLoopResultBuilder]: For program point L6244-2(line 6244) no Hoare annotation was computed. [2021-11-19 14:15:33,600 INFO L861 garLoopResultBuilder]: At program point L6244(line 6244) the Hoare annotation is: true [2021-11-19 14:15:33,600 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-19 14:15:33,601 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-19 14:15:33,601 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-19 14:15:33,601 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-19 14:15:33,601 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6889 6891) no Hoare annotation was computed. [2021-11-19 14:15:33,601 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6889 6891) no Hoare annotation was computed. [2021-11-19 14:15:33,601 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6889 6891) the Hoare annotation is: true [2021-11-19 14:15:33,602 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-19 14:15:33,602 INFO L858 garLoopResultBuilder]: For program point L7106-1(line 7106) no Hoare annotation was computed. [2021-11-19 14:15:33,602 INFO L858 garLoopResultBuilder]: For program point L9538-1(line 9538) no Hoare annotation was computed. [2021-11-19 14:15:33,602 INFO L858 garLoopResultBuilder]: For program point L7100-1(lines 7099 7112) no Hoare annotation was computed. [2021-11-19 14:15:33,602 INFO L854 garLoopResultBuilder]: At program point L7100(line 7100) the Hoare annotation is: false [2021-11-19 14:15:33,602 INFO L858 garLoopResultBuilder]: For program point L9518-1(line 9518) no Hoare annotation was computed. [2021-11-19 14:15:33,603 INFO L858 garLoopResultBuilder]: For program point L8240-2(line 8240) no Hoare annotation was computed. [2021-11-19 14:15:33,603 INFO L854 garLoopResultBuilder]: At program point L8240-1(line 8240) the Hoare annotation is: false [2021-11-19 14:15:33,603 INFO L854 garLoopResultBuilder]: At program point L9518-2(lines 9516 9519) the Hoare annotation is: false [2021-11-19 14:15:33,603 INFO L854 garLoopResultBuilder]: At program point L8240(line 8240) the Hoare annotation is: false [2021-11-19 14:15:33,603 INFO L858 garLoopResultBuilder]: For program point L8236-1(line 8236) no Hoare annotation was computed. [2021-11-19 14:15:33,603 INFO L854 garLoopResultBuilder]: At program point L8236(line 8236) the Hoare annotation is: false [2021-11-19 14:15:33,604 INFO L854 garLoopResultBuilder]: At program point L9518(line 9518) the Hoare annotation is: false [2021-11-19 14:15:33,604 INFO L854 garLoopResultBuilder]: At program point L9541(line 9541) the Hoare annotation is: false [2021-11-19 14:15:33,604 INFO L854 garLoopResultBuilder]: At program point L9541-1(line 9541) the Hoare annotation is: false [2021-11-19 14:15:33,604 INFO L858 garLoopResultBuilder]: For program point L9541-2(line 9541) no Hoare annotation was computed. [2021-11-19 14:15:33,604 INFO L858 garLoopResultBuilder]: For program point L7107-1(lines 7107 7109) no Hoare annotation was computed. [2021-11-19 14:15:33,604 INFO L854 garLoopResultBuilder]: At program point L7107(lines 7107 7109) the Hoare annotation is: false [2021-11-19 14:15:33,605 INFO L854 garLoopResultBuilder]: At program point L9543(line 9543) the Hoare annotation is: false [2021-11-19 14:15:33,605 INFO L858 garLoopResultBuilder]: For program point L9543-1(line 9543) no Hoare annotation was computed. [2021-11-19 14:15:33,605 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-19 14:15:33,605 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-19 14:15:33,605 INFO L858 garLoopResultBuilder]: For program point L9537(lines 9537 9545) no Hoare annotation was computed. [2021-11-19 14:15:33,605 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-19 14:15:33,606 INFO L858 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-11-19 14:15:33,606 INFO L854 garLoopResultBuilder]: At program point L9517(line 9517) the Hoare annotation is: false [2021-11-19 14:15:33,606 INFO L854 garLoopResultBuilder]: At program point L9517-1(line 9517) the Hoare annotation is: false [2021-11-19 14:15:33,606 INFO L858 garLoopResultBuilder]: For program point L9517-2(line 9517) no Hoare annotation was computed. [2021-11-19 14:15:33,606 INFO L854 garLoopResultBuilder]: At program point L8241(lines 8235 8242) the Hoare annotation is: false [2021-11-19 14:15:33,606 INFO L861 garLoopResultBuilder]: At program point L9546(line 9546) the Hoare annotation is: true [2021-11-19 14:15:33,607 INFO L858 garLoopResultBuilder]: For program point L9542-1(line 9542) no Hoare annotation was computed. [2021-11-19 14:15:33,607 INFO L854 garLoopResultBuilder]: At program point L7110(line 7110) the Hoare annotation is: false [2021-11-19 14:15:33,607 INFO L854 garLoopResultBuilder]: At program point L9540(line 9540) the Hoare annotation is: false [2021-11-19 14:15:33,607 INFO L854 garLoopResultBuilder]: At program point L9540-1(line 9540) the Hoare annotation is: false [2021-11-19 14:15:33,607 INFO L861 garLoopResultBuilder]: At program point L9538(line 9538) the Hoare annotation is: true [2021-11-19 14:15:33,607 INFO L858 garLoopResultBuilder]: For program point L9540-2(line 9540) no Hoare annotation was computed. [2021-11-19 14:15:33,608 INFO L854 garLoopResultBuilder]: At program point L7106(line 7106) the Hoare annotation is: false [2021-11-19 14:15:33,608 INFO L854 garLoopResultBuilder]: At program point L9542(line 9542) the Hoare annotation is: false [2021-11-19 14:15:33,608 INFO L858 garLoopResultBuilder]: For program point L7110-1(line 7110) no Hoare annotation was computed. [2021-11-19 14:15:33,608 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-19 14:15:33,608 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-19 14:15:33,608 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-19 14:15:33,609 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-19 14:15:33,609 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-19 14:15:33,609 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-19 14:15:33,612 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-19 14:15:33,614 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 14:15:33,621 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] [2021-11-19 14:15:33,622 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] [2021-11-19 14:15:33,625 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] [2021-11-19 14:15:33,625 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] [2021-11-19 14:15:33,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:15:33 BoogieIcfgContainer [2021-11-19 14:15:33,626 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 14:15:33,627 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 14:15:33,627 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 14:15:33,627 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 14:15:33,628 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:15:27" (3/4) ... [2021-11-19 14:15:33,632 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 14:15:33,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-11-19 14:15:33,638 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-19 14:15:33,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_byte_cursor_is_valid [2021-11-19 14:15:33,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-19 14:15:33,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-19 14:15:33,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2021-11-19 14:15:33,639 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-19 14:15:33,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-19 14:15:33,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-19 14:15:33,640 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-11-19 14:15:33,655 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 128 nodes and edges [2021-11-19 14:15:33,656 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-11-19 14:15:33,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-19 14:15:33,660 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-19 14:15:33,662 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-19 14:15:33,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-19 14:15:33,665 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 14:15:33,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 14:15:33,700 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)) [2021-11-19 14:15:34,701 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/witness.graphml [2021-11-19 14:15:34,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 14:15:34,702 INFO L158 Benchmark]: Toolchain (without parser) took 16131.67ms. Allocated memory was 69.2MB in the beginning and 295.7MB in the end (delta: 226.5MB). Free memory was 38.9MB in the beginning and 69.8MB in the end (delta: -30.9MB). Peak memory consumption was 206.8MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,702 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:15:34,702 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4013.82ms. Allocated memory was 69.2MB in the beginning and 127.9MB in the end (delta: 58.7MB). Free memory was 38.6MB in the beginning and 58.4MB in the end (delta: -19.8MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,703 INFO L158 Benchmark]: Boogie Procedure Inliner took 342.18ms. Allocated memory is still 127.9MB. Free memory was 57.9MB in the beginning and 48.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,703 INFO L158 Benchmark]: Boogie Preprocessor took 142.31ms. Allocated memory is still 127.9MB. Free memory was 48.5MB in the beginning and 66.0MB in the end (delta: -17.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,703 INFO L158 Benchmark]: RCFGBuilder took 4598.31ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 66.0MB in the beginning and 109.8MB in the end (delta: -43.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,704 INFO L158 Benchmark]: TraceAbstraction took 5951.86ms. Allocated memory was 169.9MB in the beginning and 245.4MB in the end (delta: 75.5MB). Free memory was 109.8MB in the beginning and 124.4MB in the end (delta: -14.6MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,704 INFO L158 Benchmark]: Witness Printer took 1074.40ms. Allocated memory was 245.4MB in the beginning and 295.7MB in the end (delta: 50.3MB). Free memory was 124.4MB in the beginning and 69.8MB in the end (delta: 54.6MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2021-11-19 14:15:34,706 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 69.2MB. Free memory is still 48.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4013.82ms. Allocated memory was 69.2MB in the beginning and 127.9MB in the end (delta: 58.7MB). Free memory was 38.6MB in the beginning and 58.4MB in the end (delta: -19.8MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 342.18ms. Allocated memory is still 127.9MB. Free memory was 57.9MB in the beginning and 48.5MB in the end (delta: 9.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 142.31ms. Allocated memory is still 127.9MB. Free memory was 48.5MB in the beginning and 66.0MB in the end (delta: -17.5MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * RCFGBuilder took 4598.31ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 66.0MB in the beginning and 109.8MB in the end (delta: -43.8MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5951.86ms. Allocated memory was 169.9MB in the beginning and 245.4MB in the end (delta: 75.5MB). Free memory was 109.8MB in the beginning and 124.4MB in the end (delta: -14.6MB). Peak memory consumption was 61.9MB. Max. memory is 16.1GB. * Witness Printer took 1074.40ms. Allocated memory was 245.4MB in the beginning and 295.7MB in the end (delta: 50.3MB). Free memory was 124.4MB in the beginning and 69.8MB in the end (delta: 54.6MB). Peak memory consumption was 116.4MB. 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: 5.9s, OverallIterations: 2, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 359 SdHoareTripleChecker+Invalid, 0.1s 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, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 341 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.0s 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, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 336 ConstructedInterpolants, 10 QuantifiedInterpolants, 561 SizeOfPredicates, 8 NumberOfNonLiveVariables, 2956 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 3 PerfectInterpolantSequences, 170/188 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 [2021-11-19 14:15:34,713 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] [2021-11-19 14:15:34,713 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] [2021-11-19 14:15:34,714 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] [2021-11-19 14:15:34,714 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! [2021-11-19 14:15:34,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb94e683-8139-495f-9e30-d38dbf8e814a/bin/utaipan-UbGMyvGFUs/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