./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:12,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:12,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:12,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:12,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:12,983 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:12,985 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:12,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:12,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:12,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:12,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:12,994 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:12,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:12,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:12,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:12,999 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:13,000 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:13,001 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:13,003 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:13,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:13,008 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:13,009 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:13,011 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:13,012 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:13,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:13,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:13,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:13,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:13,019 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:13,020 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:13,020 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:13,021 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:13,022 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:13,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:13,025 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:13,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:13,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:13,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:13,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:13,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:13,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:13,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:29:13,054 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:13,055 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:13,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:13,056 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:13,056 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:13,057 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:13,057 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:29:13,058 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:13,058 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:13,058 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:29:13,059 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:29:13,059 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:13,060 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:29:13,060 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:29:13,060 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:29:13,061 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:13,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:29:13,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:13,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:13,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:13,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:13,063 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:13,064 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:13,064 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:13,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:13,065 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:13,065 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:13,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:13,066 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:13,066 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:13,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:13,067 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:29:13,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:29:13,067 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:13,067 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:13,068 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:13,068 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_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-07 01:29:13,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:13,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:13,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:13,326 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:13,327 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:13,328 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-07 01:29:13,404 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/7889f26df/10b45795b1f84002b92ab360cd221a94/FLAG77c1c4138 [2021-11-07 01:29:14,272 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:14,273 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-07 01:29:14,323 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/7889f26df/10b45795b1f84002b92ab360cd221a94/FLAG77c1c4138 [2021-11-07 01:29:14,753 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/7889f26df/10b45795b1f84002b92ab360cd221a94 [2021-11-07 01:29:14,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:14,757 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:14,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:14,759 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:14,762 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:14,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:14" (1/1) ... [2021-11-07 01:29:14,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46d2eb5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:14, skipping insertion in model container [2021-11-07 01:29:14,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:14" (1/1) ... [2021-11-07 01:29:14,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:14,888 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:15,316 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-07 01:29:15,324 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-07 01:29:15,348 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:29:15,354 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:29:16,515 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,519 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,520 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,521 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,523 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,564 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,565 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,568 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:16,568 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:17,069 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:29:17,070 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:29:17,072 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:29:17,073 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:29:17,075 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:29:17,076 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:29:17,077 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:29:17,078 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:29:17,079 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:29:17,080 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:29:17,414 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:29:17,564 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:17,565 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:17,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:17,732 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:29:17,733 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70214680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:17, skipping insertion in model container [2021-11-07 01:29:17,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:17,733 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:29:17,736 INFO L168 Benchmark]: Toolchain (without parser) took 2977.09 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 78.4 MB in the beginning and 85.5 MB in the end (delta: -7.1 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:17,737 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory is still 82.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:17,738 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2974.70 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 78.0 MB in the beginning and 85.5 MB in the end (delta: -7.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:17,739 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory is still 82.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2974.70 ms. Allocated memory was 107.0 MB in the beginning and 136.3 MB in the end (delta: 29.4 MB). Free memory was 78.0 MB in the beginning and 85.5 MB in the end (delta: -7.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. * 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_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:29:20,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:29:20,433 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:29:20,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:29:20,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:29:20,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:29:20,508 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:29:20,519 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:29:20,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:29:20,537 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:29:20,539 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:29:20,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:29:20,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:29:20,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:29:20,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:29:20,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:29:20,559 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:29:20,560 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:29:20,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:29:20,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:29:20,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:29:20,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:29:20,579 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:29:20,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:29:20,589 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:29:20,589 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:29:20,590 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:29:20,592 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:29:20,592 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:29:20,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:29:20,594 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:29:20,595 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:29:20,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:29:20,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:29:20,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:29:20,607 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:29:20,608 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:29:20,608 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:29:20,608 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:29:20,610 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:29:20,611 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:29:20,612 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:29:20,658 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:29:20,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:29:20,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:29:20,660 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:29:20,661 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:29:20,661 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:29:20,661 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:29:20,661 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:29:20,661 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:29:20,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:29:20,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:29:20,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:29:20,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:29:20,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:29:20,665 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:29:20,666 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:29:20,666 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:29:20,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:29:20,666 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:29:20,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:29:20,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:29:20,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:29:20,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:29:20,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:20,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:29:20,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:29:20,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:29:20,668 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:29:20,668 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:29:20,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:29:20,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:29:20,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:29:20,669 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_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5cc7d054134727d17d186899e752bcb9b04f811a63c25a6e1e851147ab3514d [2021-11-07 01:29:21,108 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:29:21,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:29:21,138 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:29:21,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:29:21,140 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:29:21,141 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-07 01:29:21,241 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/785ef0993/f74e873df90a4c58b730d99dd3eed5be/FLAGed0293b4d [2021-11-07 01:29:22,434 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:29:22,435 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i [2021-11-07 01:29:22,482 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/785ef0993/f74e873df90a4c58b730d99dd3eed5be/FLAGed0293b4d [2021-11-07 01:29:22,798 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/data/785ef0993/f74e873df90a4c58b730d99dd3eed5be [2021-11-07 01:29:22,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:29:22,801 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:29:22,803 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:22,803 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:29:22,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:29:22,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:22" (1/1) ... [2021-11-07 01:29:22,809 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7260901a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:22, skipping insertion in model container [2021-11-07 01:29:22,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:29:22" (1/1) ... [2021-11-07 01:29:22,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:29:22,926 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:23,231 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-07 01:29:23,238 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-07 01:29:23,264 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:29:23,270 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:29:24,260 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,267 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,268 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,270 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,303 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,305 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,307 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,307 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:24,788 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:29:24,790 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:29:24,791 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:29:24,793 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:29:24,795 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:29:24,796 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:29:24,796 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:29:24,797 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:29:24,798 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:29:24,799 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:29:25,019 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:29:25,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,222 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:25,295 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:29:25,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:29:25,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-07 01:29:25,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-07 01:29:25,408 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:29:25,408 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:29:25,466 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,471 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,472 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,472 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,473 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,491 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,493 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,495 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,496 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,549 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:29:25,550 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:29:25,550 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:29:25,551 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:29:25,552 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:29:25,552 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:29:25,553 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:29:25,557 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:29:25,558 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:29:25,559 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:29:25,596 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:29:25,691 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,692 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,726 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:25,780 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:29:25,806 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4500,4513] [2021-11-07 01:29:25,807 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness.i[4560,4573] [2021-11-07 01:29:25,808 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:29:25,810 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:29:25,888 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,888 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,889 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,889 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,890 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,896 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,898 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,899 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,899 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:25,940 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:29:25,941 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:29:25,942 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:29:25,943 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:29:25,944 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:29:25,944 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:29:25,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:29:25,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:29:25,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:29:25,947 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:29:25,975 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:29:26,078 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:26,079 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:29:26,109 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:29:26,436 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:29:26,436 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26 WrapperNode [2021-11-07 01:29:26,436 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:29:26,438 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:29:26,438 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:29:26,438 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:29:26,445 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:29:26,685 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:29:26,685 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:29:26,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:29:26,694 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,707 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,852 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:29:26,862 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:29:26,862 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:29:26,862 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:29:26,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (1/1) ... [2021-11-07 01:29:26,869 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:29:26,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:29:26,892 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:29:26,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:29:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:29:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:29:26,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:29:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:29:26,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:29:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:29:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:29:26,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:29:39,944 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:29:39,944 INFO L299 CfgBuilder]: Removed 25 assume(true) statements. [2021-11-07 01:29:39,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39 BoogieIcfgContainer [2021-11-07 01:29:39,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:29:39,948 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:29:39,948 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:29:39,951 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:29:39,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:29:22" (1/3) ... [2021-11-07 01:29:39,952 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7791b1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:29:39, skipping insertion in model container [2021-11-07 01:29:39,952 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:29:26" (2/3) ... [2021-11-07 01:29:39,953 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7791b1f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:29:39, skipping insertion in model container [2021-11-07 01:29:39,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39" (3/3) ... [2021-11-07 01:29:39,954 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_array_ignore_case_harness.i [2021-11-07 01:29:39,960 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:29:39,960 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 01:29:40,006 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:29:40,011 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 [2021-11-07 01:29:40,012 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 01:29:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 23 states have (on average 1.391304347826087) internal successors, (32), 24 states have internal predecessors, (32), 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) [2021-11-07 01:29:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:29:40,029 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:29:40,030 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:29:40,030 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:29:40,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:29:40,036 INFO L85 PathProgramCache]: Analyzing trace with hash -988132415, now seen corresponding path program 1 times [2021-11-07 01:29:40,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:29:40,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [220681084] [2021-11-07 01:29:40,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:29:40,058 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:29:40,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:29:40,065 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:29:40,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:29:43,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:29:43,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:29:43,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:29:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:29:44,052 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:29:44,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:29:44,135 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:29:44,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [220681084] [2021-11-07 01:29:44,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [220681084] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:29:44,136 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:29:44,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:29:44,138 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [68410659] [2021-11-07 01:29:44,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:29:44,143 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:29:44,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:29:44,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:29:44,161 INFO L87 Difference]: Start difference. First operand has 25 states, 23 states have (on average 1.391304347826087) internal successors, (32), 24 states have internal predecessors, (32), 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) Second operand has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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) [2021-11-07 01:29:44,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:29:44,178 INFO L93 Difference]: Finished difference Result 47 states and 60 transitions. [2021-11-07 01:29:44,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:29:44,180 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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) Word has length 17 [2021-11-07 01:29:44,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:29:44,188 INFO L225 Difference]: With dead ends: 47 [2021-11-07 01:29:44,188 INFO L226 Difference]: Without dead ends: 21 [2021-11-07 01:29:44,191 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:29:44,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21 states. [2021-11-07 01:29:44,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21 to 21. [2021-11-07 01:29:44,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21 states, 20 states have (on average 1.1) internal successors, (22), 20 states have internal predecessors, (22), 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) [2021-11-07 01:29:44,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 22 transitions. [2021-11-07 01:29:44,223 INFO L78 Accepts]: Start accepts. Automaton has 21 states and 22 transitions. Word has length 17 [2021-11-07 01:29:44,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:29:44,223 INFO L470 AbstractCegarLoop]: Abstraction has 21 states and 22 transitions. [2021-11-07 01:29:44,223 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.5) internal successors, (17), 2 states have internal predecessors, (17), 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) [2021-11-07 01:29:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2021-11-07 01:29:44,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-07 01:29:44,225 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:29:44,225 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:29:44,276 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:29:44,441 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:29:44,442 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 01:29:44,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:29:44,442 INFO L85 PathProgramCache]: Analyzing trace with hash 187069639, now seen corresponding path program 1 times [2021-11-07 01:29:44,450 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:29:44,450 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1822728330] [2021-11-07 01:29:44,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:29:44,451 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:29:44,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:29:44,452 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:29:44,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:29:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:29:48,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 1687 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:29:48,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:29:48,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:29:48,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:29:49,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:29:49,290 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:29:49,290 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1822728330] [2021-11-07 01:29:49,290 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1822728330] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:29:49,290 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:29:49,290 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 5] imperfect sequences [] total 10 [2021-11-07 01:29:49,291 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801785531] [2021-11-07 01:29:49,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-07 01:29:49,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:29:49,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-07 01:29:49,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2021-11-07 01:29:49,296 INFO L87 Difference]: Start difference. First operand 21 states and 22 transitions. Second operand has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2021-11-07 01:29:49,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:29:49,878 INFO L93 Difference]: Finished difference Result 31 states and 33 transitions. [2021-11-07 01:29:49,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-07 01:29:49,879 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) Word has length 17 [2021-11-07 01:29:49,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:29:49,879 INFO L225 Difference]: With dead ends: 31 [2021-11-07 01:29:49,879 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:29:49,880 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=53, Invalid=129, Unknown=0, NotChecked=0, Total=182 [2021-11-07 01:29:49,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:29:49,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:29:49,881 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) [2021-11-07 01:29:49,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:29:49,883 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2021-11-07 01:29:49,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:29:49,883 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:29:49,883 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 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) [2021-11-07 01:29:49,884 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:29:49,884 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:29:49,886 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:29:49,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:29:50,087 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:29:50,089 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:29:50,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:29:50,199 INFO L860 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: true [2021-11-07 01:29:50,199 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:29:50,199 INFO L857 garLoopResultBuilder]: For program point L222(lines 1 8972) no Hoare annotation was computed. [2021-11-07 01:29:50,199 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:29:50,199 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:29:50,199 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L860 garLoopResultBuilder]: At program point L8972(line 8972) the Hoare annotation is: true [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-07 01:29:50,200 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L853 garLoopResultBuilder]: At program point L7804-2(lines 7804 7812) the Hoare annotation is: (or (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~length~2) (not (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0.base)) (not (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0.offset))) [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L7804-3(lines 7804 7812) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L6900-2(lines 6900 6902) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L6900(lines 6900 6902) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-07 01:29:50,201 INFO L860 garLoopResultBuilder]: At program point L6900-3(lines 6899 6903) the Hoare annotation is: true [2021-11-07 01:29:50,202 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-07 01:29:50,202 INFO L860 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: true [2021-11-07 01:29:50,202 INFO L853 garLoopResultBuilder]: At program point L7813(lines 7794 7814) the Hoare annotation is: (or (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~length~2) (not (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0.base)) (not (= (_ bv0 64) ULTIMATE.start_aws_hash_array_ignore_case_harness_~array~0.offset))) [2021-11-07 01:29:50,206 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-07 01:29:50,208 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:29:50,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:29:50 BoogieIcfgContainer [2021-11-07 01:29:50,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:29:50,233 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:29:50,233 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:29:50,234 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:29:50,234 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:29:39" (3/4) ... [2021-11-07 01:29:50,244 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:29:50,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 112 nodes and edges [2021-11-07 01:29:50,283 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2021-11-07 01:29:50,285 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 01:29:50,287 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-07 01:29:50,289 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-07 01:29:50,291 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-07 01:29:50,292 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:29:50,294 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:29:51,627 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:29:51,627 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:29:51,629 INFO L168 Benchmark]: Toolchain (without parser) took 28826.42 ms. Allocated memory was 62.9 MB in the beginning and 721.4 MB in the end (delta: 658.5 MB). Free memory was 34.5 MB in the beginning and 452.5 MB in the end (delta: -418.0 MB). Peak memory consumption was 484.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,629 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 62.9 MB. Free memory was 42.5 MB in the beginning and 42.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:51,630 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3633.82 ms. Allocated memory was 62.9 MB in the beginning and 148.9 MB in the end (delta: 86.0 MB). Free memory was 34.3 MB in the beginning and 73.3 MB in the end (delta: -38.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,630 INFO L168 Benchmark]: Boogie Procedure Inliner took 247.30 ms. Allocated memory is still 148.9 MB. Free memory was 73.3 MB in the beginning and 62.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,630 INFO L168 Benchmark]: Boogie Preprocessor took 175.57 ms. Allocated memory is still 148.9 MB. Free memory was 62.1 MB in the beginning and 92.8 MB in the end (delta: -30.7 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,631 INFO L168 Benchmark]: RCFGBuilder took 13084.91 ms. Allocated memory was 148.9 MB in the beginning and 570.4 MB in the end (delta: 421.5 MB). Free memory was 92.7 MB in the beginning and 310.9 MB in the end (delta: -218.2 MB). Peak memory consumption was 345.1 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,632 INFO L168 Benchmark]: TraceAbstraction took 10284.37 ms. Allocated memory is still 570.4 MB. Free memory was 309.8 MB in the beginning and 363.4 MB in the end (delta: -53.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:29:51,632 INFO L168 Benchmark]: Witness Printer took 1393.91 ms. Allocated memory was 570.4 MB in the beginning and 721.4 MB in the end (delta: 151.0 MB). Free memory was 363.4 MB in the beginning and 452.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 306.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:29:51,634 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 62.9 MB. Free memory was 42.5 MB in the beginning and 42.5 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3633.82 ms. Allocated memory was 62.9 MB in the beginning and 148.9 MB in the end (delta: 86.0 MB). Free memory was 34.3 MB in the beginning and 73.3 MB in the end (delta: -38.9 MB). Peak memory consumption was 59.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 247.30 ms. Allocated memory is still 148.9 MB. Free memory was 73.3 MB in the beginning and 62.1 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 175.57 ms. Allocated memory is still 148.9 MB. Free memory was 62.1 MB in the beginning and 92.8 MB in the end (delta: -30.7 MB). Peak memory consumption was 10.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13084.91 ms. Allocated memory was 148.9 MB in the beginning and 570.4 MB in the end (delta: 421.5 MB). Free memory was 92.7 MB in the beginning and 310.9 MB in the end (delta: -218.2 MB). Peak memory consumption was 345.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10284.37 ms. Allocated memory is still 570.4 MB. Free memory was 309.8 MB in the beginning and 363.4 MB in the end (delta: -53.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1393.91 ms. Allocated memory was 570.4 MB in the beginning and 721.4 MB in the end (delta: 151.0 MB). Free memory was 363.4 MB in the beginning and 452.5 MB in the end (delta: -89.1 MB). Peak memory consumption was 306.2 MB. Max. memory is 16.1 GB. * 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 1 procedures, 25 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.2s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 40 SDtfs, 25 SDslu, 88 SDs, 0 SdLazy, 58 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 68 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 15 NumberOfFragments, 28 HoareAnnotationTreeSize, 6 FomulaSimplifications, 38 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 6.9s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 64 ConstructedInterpolants, 0 QuantifiedInterpolants, 237 SizeOfPredicates, 8 NumberOfNonLiveVariables, 3374 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 8972]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7794]: Loop Invariant Derived loop invariant: (0bv64 == length || !(0bv64 == array)) || !(0bv64 == array) - InvariantResult [Line: 7804]: Loop Invariant Derived loop invariant: (0bv64 == length || !(0bv64 == array)) || !(0bv64 == array) - InvariantResult [Line: 6899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:29:51,678 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fefabb6-33ce-4468-9b36-e51d520dc0ec/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE