./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:15:28,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:15:28,483 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:15:28,530 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:15:28,531 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:15:28,532 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:15:28,534 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:15:28,536 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:15:28,538 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:15:28,539 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:15:28,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:15:28,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:15:28,543 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:15:28,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:15:28,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:15:28,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:15:28,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:15:28,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:15:28,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:15:28,554 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:15:28,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:15:28,558 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:15:28,559 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:15:28,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:15:28,564 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:15:28,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:15:28,565 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:15:28,566 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:15:28,567 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:15:28,568 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:15:28,569 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:15:28,569 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:15:28,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:15:28,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:15:28,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:15:28,573 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:15:28,574 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:15:28,574 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:15:28,574 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:15:28,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:15:28,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:15:28,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:15:28,603 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:15:28,603 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:15:28,604 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:15:28,604 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:15:28,604 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:15:28,604 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:15:28,605 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:15:28,605 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:15:28,605 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:15:28,605 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:15:28,605 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:15:28,606 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:15:28,606 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:15:28,606 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:15:28,606 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:15:28,606 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:15:28,607 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:15:28,607 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:15:28,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:15:28,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:15:28,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:15:28,608 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:15:28,608 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:15:28,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:15:28,609 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:15:28,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:15:28,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:15:28,609 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:15:28,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:15:28,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:15:28,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:15:28,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:15:28,610 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:15:28,611 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:15:28,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:15:28,611 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:15:28,611 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:15:28,611 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_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 [2021-11-12 23:15:28,893 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:15:28,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:15:28,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:15:28,936 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:15:28,937 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:15:28,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-12 23:15:29,043 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/af72db819/a43d94df1a2c4c5fa0dc3f7242af892f/FLAG29131435e [2021-11-12 23:15:30,041 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:15:30,042 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-12 23:15:30,101 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/af72db819/a43d94df1a2c4c5fa0dc3f7242af892f/FLAG29131435e [2021-11-12 23:15:30,500 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/af72db819/a43d94df1a2c4c5fa0dc3f7242af892f [2021-11-12 23:15:30,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:15:30,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:15:30,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:15:30,509 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:15:30,512 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:15:30,513 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:15:30" (1/1) ... [2021-11-12 23:15:30,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cb24b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:30, skipping insertion in model container [2021-11-12 23:15:30,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:15:30" (1/1) ... [2021-11-12 23:15:30,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:15:30,656 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:15:31,003 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-12 23:15:31,013 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-12 23:15:31,048 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:15:31,057 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:15:32,452 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,453 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,454 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,455 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,456 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,471 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,472 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,474 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:32,475 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,065 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:15:33,066 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:15:33,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:15:33,069 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:15:33,071 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:15:33,072 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:15:33,073 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:15:33,074 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:15:33,075 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:15:33,076 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:15:33,374 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:15:33,526 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,527 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,933 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,934 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,970 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,972 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,989 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:33,990 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,018 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,021 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,022 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,022 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,023 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:34,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:15:34,183 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-12 23:15:34,183 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fc810ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:34, skipping insertion in model container [2021-11-12 23:15:34,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:15:34,184 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:15:34,187 INFO L158 Benchmark]: Toolchain (without parser) took 3678.40ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 83.5MB in the beginning and 83.2MB in the end (delta: 259.2kB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-12 23:15:34,187 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:15:34,189 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3675.65ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 24.2kB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2021-11-12 23:15:34,191 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 75.5MB. Free memory is still 32.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3675.65ms. Allocated memory was 130.0MB in the beginning and 157.3MB in the end (delta: 27.3MB). Free memory was 83.2MB in the beginning and 83.2MB in the end (delta: 24.2kB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7003]: 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_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:15:36,431 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:15:36,434 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:15:36,490 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:15:36,491 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:15:36,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:15:36,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:15:36,506 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:15:36,510 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:15:36,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:15:36,519 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:15:36,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:15:36,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:15:36,524 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:15:36,527 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:15:36,531 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:15:36,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:15:36,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:15:36,537 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:15:36,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:15:36,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:15:36,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:15:36,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:15:36,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:15:36,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:15:36,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:15:36,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:15:36,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:15:36,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:15:36,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:15:36,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:15:36,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:15:36,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:15:36,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:15:36,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:15:36,576 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:15:36,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:15:36,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:15:36,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:15:36,585 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:15:36,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:15:36,592 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:15:36,637 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:15:36,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:15:36,638 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:15:36,639 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:15:36,639 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:15:36,639 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:15:36,639 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:15:36,640 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:15:36,640 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:15:36,640 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:15:36,642 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:15:36,643 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:15:36,643 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:15:36,643 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:15:36,643 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:15:36,643 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:15:36,644 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:15:36,644 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:15:36,644 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:15:36,644 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:15:36,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:15:36,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:15:36,645 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:15:36,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:15:36,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:15:36,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:15:36,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:15:36,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:15:36,646 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:15:36,647 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:15:36,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:15:36,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:15:36,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:15:36,647 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_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 [2021-11-12 23:15:37,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:15:37,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:15:37,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:15:37,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:15:37,071 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:15:37,073 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-12 23:15:37,150 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/66df85061/ec019e66ebea42b8932934469d0fc132/FLAG491d64218 [2021-11-12 23:15:38,168 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:15:38,169 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-12 23:15:38,242 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/66df85061/ec019e66ebea42b8932934469d0fc132/FLAG491d64218 [2021-11-12 23:15:38,501 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/data/66df85061/ec019e66ebea42b8932934469d0fc132 [2021-11-12 23:15:38,504 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:15:38,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:15:38,511 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:15:38,511 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:15:38,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:15:38,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:15:38" (1/1) ... [2021-11-12 23:15:38,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ac2e418 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:38, skipping insertion in model container [2021-11-12 23:15:38,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:15:38" (1/1) ... [2021-11-12 23:15:38,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:15:38,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:15:39,184 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-12 23:15:39,197 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-12 23:15:39,237 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:15:39,246 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:15:40,494 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,495 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,495 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,496 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,497 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,511 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,512 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,514 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:40,515 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:41,113 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:15:41,114 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:15:41,115 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:15:41,117 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:15:41,119 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:15:41,120 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:15:41,121 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:15:41,121 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:15:41,122 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:15:41,123 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:15:41,450 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:15:41,673 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:41,675 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,095 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,096 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,131 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,131 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,149 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,150 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,151 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,152 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,152 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,153 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,153 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,219 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:15:42,307 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:15:42,378 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:15:42,384 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-12 23:15:42,385 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-12 23:15:42,386 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:15:42,387 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:15:42,454 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,459 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,459 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,460 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,467 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,468 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,469 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,469 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,520 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:15:42,521 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:15:42,521 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:15:42,522 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:15:42,523 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:15:42,524 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:15:42,524 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:15:42,525 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:15:42,525 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:15:42,526 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:15:42,560 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:15:42,623 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,626 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,742 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,742 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,750 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,750 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,753 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,753 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,760 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,763 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:15:42,813 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:15:42,826 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-12 23:15:42,827 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_045ba0e7-e263-4166-954e-b41e241c37fa/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-12 23:15:42,828 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:15:42,829 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:15:42,859 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,860 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,860 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,860 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,861 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,866 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,866 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,867 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,871 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:42,942 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:15:42,943 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:15:42,943 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:15:42,944 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:15:42,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:15:42,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:15:42,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:15:42,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:15:42,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:15:42,960 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:15:42,995 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:15:43,163 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,164 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,275 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,275 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,279 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,280 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,292 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,292 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,293 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,294 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,295 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,295 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:15:43,367 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:15:43,870 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:15:43,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43 WrapperNode [2021-11-12 23:15:43,871 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:15:43,873 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:15:43,873 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:15:43,873 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:15:43,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,056 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,155 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:15:44,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:15:44,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:15:44,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:15:44,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,188 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,189 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,279 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:15:44,328 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:15:44,328 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:15:44,328 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:15:44,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (1/1) ... [2021-11-12 23:15:44,338 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:15:44,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:15:44,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:15:44,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:15:44,437 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2021-11-12 23:15:44,438 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2021-11-12 23:15:44,438 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2021-11-12 23:15:44,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2021-11-12 23:15:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-12 23:15:44,440 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 23:15:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 23:15:44,441 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 23:15:44,441 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 23:15:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:15:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:15:44,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:15:44,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:15:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 23:15:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 23:15:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:15:44,451 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq [2021-11-12 23:15:44,451 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq [2021-11-12 23:15:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-12 23:15:44,452 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-12 23:15:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:15:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:15:44,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:15:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 23:15:44,453 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 23:15:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:15:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:15:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:15:44,453 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-12 23:15:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-12 23:15:44,454 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2021-11-12 23:15:44,454 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2021-11-12 23:15:45,706 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !true; [2021-11-12 23:15:45,729 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:15:45,729 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-12 23:15:45,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:15:45 BoogieIcfgContainer [2021-11-12 23:15:45,732 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:15:45,734 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:15:45,734 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:15:45,737 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:15:45,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:15:38" (1/3) ... [2021-11-12 23:15:45,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f102af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:15:45, skipping insertion in model container [2021-11-12 23:15:45,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:15:43" (2/3) ... [2021-11-12 23:15:45,739 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f102af2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:15:45, skipping insertion in model container [2021-11-12 23:15:45,739 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:15:45" (3/3) ... [2021-11-12 23:15:45,741 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness.i [2021-11-12 23:15:45,747 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:15:45,747 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:15:45,802 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:15:45,809 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-12 23:15:45,810 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:15:45,831 INFO L276 IsEmpty]: Start isEmpty. Operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2021-11-12 23:15:45,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-12 23:15:45,844 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:15:45,845 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 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, 1] [2021-11-12 23:15:45,845 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:15:45,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:15:45,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1707101443, now seen corresponding path program 1 times [2021-11-12 23:15:45,868 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:15:45,868 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1838630946] [2021-11-12 23:15:45,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:15:45,870 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:15:45,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:15:45,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:15:45,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:15:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:15:46,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 23:15:46,289 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:15:46,592 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-12 23:15:46,592 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:15:46,931 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-12 23:15:46,932 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:15:46,932 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1838630946] [2021-11-12 23:15:46,933 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1838630946] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:15:46,933 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:15:46,934 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-12 23:15:46,935 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1320373702] [2021-11-12 23:15:46,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:15:46,942 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:15:46,942 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:15:46,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:15:46,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:15:46,992 INFO L87 Difference]: Start difference. First operand has 110 states, 71 states have (on average 1.2253521126760563) internal successors, (87), 71 states have internal predecessors, (87), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-12 23:15:47,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:15:47,037 INFO L93 Difference]: Finished difference Result 217 states and 299 transitions. [2021-11-12 23:15:47,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:15:47,040 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2021-11-12 23:15:47,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:15:47,054 INFO L225 Difference]: With dead ends: 217 [2021-11-12 23:15:47,056 INFO L226 Difference]: Without dead ends: 104 [2021-11-12 23:15:47,060 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:15:47,064 INFO L933 BasicCegarLoop]: 140 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.07ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 23:15:47,065 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 2.07ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 23:15:47,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2021-11-12 23:15:47,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 104. [2021-11-12 23:15:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 66 states have internal predecessors, (77), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-11-12 23:15:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 132 transitions. [2021-11-12 23:15:47,119 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 132 transitions. Word has length 93 [2021-11-12 23:15:47,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:15:47,120 INFO L470 AbstractCegarLoop]: Abstraction has 104 states and 132 transitions. [2021-11-12 23:15:47,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-11-12 23:15:47,121 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2021-11-12 23:15:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-12 23:15:47,127 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:15:47,127 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 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, 1, 1, 1, 1] [2021-11-12 23:15:47,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:15:47,343 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:15:47,344 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:15:47,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:15:47,345 INFO L85 PathProgramCache]: Analyzing trace with hash 566240687, now seen corresponding path program 1 times [2021-11-12 23:15:47,347 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:15:47,347 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1169186347] [2021-11-12 23:15:47,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:15:47,348 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:15:47,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:15:47,354 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:15:47,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:15:47,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:15:47,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 495 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-12 23:15:47,817 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:15:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-12 23:15:48,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:15:50,617 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-12 23:15:50,617 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:15:50,617 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1169186347] [2021-11-12 23:15:50,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1169186347] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:15:50,618 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:15:50,618 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [10] total 16 [2021-11-12 23:15:50,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935063695] [2021-11-12 23:15:50,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:15:50,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-12 23:15:50,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:15:50,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-12 23:15:50,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-11-12 23:15:50,622 INFO L87 Difference]: Start difference. First operand 104 states and 132 transitions. Second operand has 10 states, 8 states have (on average 6.125) internal successors, (49), 9 states have internal predecessors, (49), 6 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-12 23:15:51,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:15:51,073 INFO L93 Difference]: Finished difference Result 137 states and 166 transitions. [2021-11-12 23:15:51,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-12 23:15:51,073 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 9 states have internal predecessors, (49), 6 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) Word has length 96 [2021-11-12 23:15:51,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:15:51,074 INFO L225 Difference]: With dead ends: 137 [2021-11-12 23:15:51,074 INFO L226 Difference]: Without dead ends: 0 [2021-11-12 23:15:51,076 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=80, Invalid=340, Unknown=0, NotChecked=0, Total=420 [2021-11-12 23:15:51,077 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 11 mSDsluCounter, 201 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.80ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 232 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 3.71ms SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 128.85ms IncrementalHoareTripleChecker+Time [2021-11-12 23:15:51,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [14 Valid, 232 Invalid, 68 Unknown, 0 Unchecked, 3.71ms Time], IncrementalHoareTripleChecker [3 Valid, 50 Invalid, 0 Unknown, 15 Unchecked, 128.85ms Time] [2021-11-12 23:15:51,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-12 23:15:51,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-12 23:15:51,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-12 23:15:51,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-12 23:15:51,080 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 96 [2021-11-12 23:15:51,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:15:51,080 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-12 23:15:51,080 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.125) internal successors, (49), 9 states have internal predecessors, (49), 6 states have call successors, (15), 2 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 6 states have call successors, (14) [2021-11-12 23:15:51,081 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-12 23:15:51,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-12 23:15:51,083 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-12 23:15:51,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-12 23:15:51,302 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:15:51,305 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-12 23:15:51,526 INFO L854 garLoopResultBuilder]: At program point L6814(line 6814) the Hoare annotation is: (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) [2021-11-12 23:15:51,526 INFO L858 garLoopResultBuilder]: For program point L6815-1(line 6815) no Hoare annotation was computed. [2021-11-12 23:15:51,527 INFO L854 garLoopResultBuilder]: At program point L6815(line 6815) the Hoare annotation is: (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) [2021-11-12 23:15:51,527 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthEXIT(lines 6813 6817) no Hoare annotation was computed. [2021-11-12 23:15:51,527 INFO L858 garLoopResultBuilder]: For program point L6814-1(line 6814) no Hoare annotation was computed. [2021-11-12 23:15:51,527 INFO L861 garLoopResultBuilder]: At program point ensure_string_is_allocated_bounded_lengthENTRY(lines 6813 6817) the Hoare annotation is: true [2021-11-12 23:15:51,527 INFO L854 garLoopResultBuilder]: At program point L6828(lines 6819 6829) the Hoare annotation is: (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) [2021-11-12 23:15:51,527 INFO L858 garLoopResultBuilder]: For program point L6823-1(lines 6823 6824) no Hoare annotation was computed. [2021-11-12 23:15:51,567 INFO L854 garLoopResultBuilder]: At program point L6823(line 6823) the Hoare annotation is: (and (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvult |ensure_string_is_allocated_bounded_length_~len~1#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|)) [2021-11-12 23:15:51,567 INFO L858 garLoopResultBuilder]: For program point L6823-5(lines 6823 6824) no Hoare annotation was computed. [2021-11-12 23:15:51,567 INFO L858 garLoopResultBuilder]: For program point L6820-1(line 6820) no Hoare annotation was computed. [2021-11-12 23:15:51,567 INFO L854 garLoopResultBuilder]: At program point L6820(line 6820) the Hoare annotation is: (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (= |ensure_string_is_allocated_bounded_length_~max_size#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvult |ensure_string_is_allocated_bounded_length_~len~1#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|)) [2021-11-12 23:15:51,567 INFO L858 garLoopResultBuilder]: For program point L6823-3(line 6823) no Hoare annotation was computed. [2021-11-12 23:15:51,567 INFO L858 garLoopResultBuilder]: For program point ensure_string_is_allocated_bounded_lengthFINAL(lines 6813 6817) no Hoare annotation was computed. [2021-11-12 23:15:51,568 INFO L854 garLoopResultBuilder]: At program point L6823-2(line 6823) the Hoare annotation is: (exists ((|ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| (_ BitVec 64))) (and (bvult |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1| |ensure_string_is_allocated_bounded_length_#in~max_size#1|) (bvule (bvadd (_ bv9223372036853541257 64) |ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1|) (_ bv36028797018963967 64)))) [2021-11-12 23:15:51,568 INFO L858 garLoopResultBuilder]: For program point L6896-1(lines 6896 6898) no Hoare annotation was computed. [2021-11-12 23:15:51,568 INFO L854 garLoopResultBuilder]: At program point L6896(lines 6896 6898) the Hoare annotation is: (= bounded_malloc_~size |bounded_malloc_#in~size|) [2021-11-12 23:15:51,568 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6895 6900) the Hoare annotation is: true [2021-11-12 23:15:51,568 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6895 6900) no Hoare annotation was computed. [2021-11-12 23:15:51,568 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6895 6900) no Hoare annotation was computed. [2021-11-12 23:15:51,568 INFO L861 garLoopResultBuilder]: At program point aws_array_eqENTRY(lines 7686 7706) the Hoare annotation is: true [2021-11-12 23:15:51,569 INFO L858 garLoopResultBuilder]: For program point L7690(lines 7687 7706) no Hoare annotation was computed. [2021-11-12 23:15:51,569 INFO L858 garLoopResultBuilder]: For program point aws_array_eqEXIT(lines 7686 7706) no Hoare annotation was computed. [2021-11-12 23:15:51,569 INFO L861 garLoopResultBuilder]: At program point L7688-1(line 7688) the Hoare annotation is: true [2021-11-12 23:15:51,569 INFO L861 garLoopResultBuilder]: At program point L7688(line 7688) the Hoare annotation is: true [2021-11-12 23:15:51,569 INFO L858 garLoopResultBuilder]: For program point aws_array_eqFINAL(lines 7686 7706) no Hoare annotation was computed. [2021-11-12 23:15:51,569 INFO L858 garLoopResultBuilder]: For program point L7699(lines 7699 7703) no Hoare annotation was computed. [2021-11-12 23:15:51,569 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-12 23:15:51,570 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-12 23:15:51,570 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L858 garLoopResultBuilder]: For program point aws_c_string_is_validFINAL(lines 6263 6273) no Hoare annotation was computed. [2021-11-12 23:15:51,570 INFO L861 garLoopResultBuilder]: At program point aws_c_string_is_validENTRY(lines 6263 6273) the Hoare annotation is: true [2021-11-12 23:15:51,571 INFO L858 garLoopResultBuilder]: For program point aws_c_string_is_validEXIT(lines 6263 6273) no Hoare annotation was computed. [2021-11-12 23:15:51,571 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6902 6904) no Hoare annotation was computed. [2021-11-12 23:15:51,571 INFO L858 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6902 6904) no Hoare annotation was computed. [2021-11-12 23:15:51,571 INFO L861 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6902 6904) the Hoare annotation is: true [2021-11-12 23:15:51,571 INFO L861 garLoopResultBuilder]: At program point aws_string_is_validENTRY(lines 6253 6258) the Hoare annotation is: true [2021-11-12 23:15:51,571 INFO L858 garLoopResultBuilder]: For program point L6257-2(line 6257) no Hoare annotation was computed. [2021-11-12 23:15:51,571 INFO L858 garLoopResultBuilder]: For program point L6257-3(line 6257) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point L6257(line 6257) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validFINAL(lines 6253 6258) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point L6257-5(line 6257) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point aws_string_is_validEXIT(lines 6253 6258) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-12 23:15:51,572 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-12 23:15:51,572 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-12 23:15:51,573 INFO L854 garLoopResultBuilder]: At program point L11324(line 11324) the Hoare annotation is: false [2021-11-12 23:15:51,573 INFO L858 garLoopResultBuilder]: For program point L11324-1(line 11324) no Hoare annotation was computed. [2021-11-12 23:15:51,573 INFO L861 garLoopResultBuilder]: At program point L11328(line 11328) the Hoare annotation is: true [2021-11-12 23:15:51,573 INFO L858 garLoopResultBuilder]: For program point L11060(lines 11060 11064) no Hoare annotation was computed. [2021-11-12 23:15:51,573 INFO L858 garLoopResultBuilder]: For program point L7113-1(lines 7112 7125) no Hoare annotation was computed. [2021-11-12 23:15:51,573 INFO L854 garLoopResultBuilder]: At program point L7113(line 7113) the Hoare annotation is: false [2021-11-12 23:15:51,573 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-12 23:15:51,573 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-12 23:15:51,574 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-12 23:15:51,574 INFO L854 garLoopResultBuilder]: At program point L10805-1(line 10805) the Hoare annotation is: false [2021-11-12 23:15:51,574 INFO L854 garLoopResultBuilder]: At program point L10805(line 10805) the Hoare annotation is: false [2021-11-12 23:15:51,574 INFO L858 garLoopResultBuilder]: For program point L11317(lines 11317 11327) no Hoare annotation was computed. [2021-11-12 23:15:51,574 INFO L858 garLoopResultBuilder]: For program point L10805-2(line 10805) no Hoare annotation was computed. [2021-11-12 23:15:51,574 INFO L858 garLoopResultBuilder]: For program point L11065(lines 11065 11073) no Hoare annotation was computed. [2021-11-12 23:15:51,574 INFO L854 garLoopResultBuilder]: At program point L11074(line 11074) the Hoare annotation is: false [2021-11-12 23:15:51,574 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-12 23:15:51,575 INFO L854 garLoopResultBuilder]: At program point L11074-2(lines 11056 11075) the Hoare annotation is: false [2021-11-12 23:15:51,575 INFO L858 garLoopResultBuilder]: For program point L11074-1(line 11074) no Hoare annotation was computed. [2021-11-12 23:15:51,575 INFO L858 garLoopResultBuilder]: For program point L10806-2(line 10806) no Hoare annotation was computed. [2021-11-12 23:15:51,582 INFO L854 garLoopResultBuilder]: At program point L10810-6(line 10810) the Hoare annotation is: false [2021-11-12 23:15:51,583 INFO L858 garLoopResultBuilder]: For program point L11318-1(line 11318) no Hoare annotation was computed. [2021-11-12 23:15:51,583 INFO L854 garLoopResultBuilder]: At program point L10806-1(line 10806) the Hoare annotation is: false [2021-11-12 23:15:51,583 INFO L858 garLoopResultBuilder]: For program point L11058(line 11058) no Hoare annotation was computed. [2021-11-12 23:15:51,583 INFO L858 garLoopResultBuilder]: For program point L10810-7(line 10810) no Hoare annotation was computed. [2021-11-12 23:15:51,584 INFO L858 garLoopResultBuilder]: For program point L10810-2(line 10810) no Hoare annotation was computed. [2021-11-12 23:15:51,584 INFO L858 garLoopResultBuilder]: For program point L7123-1(line 7123) no Hoare annotation was computed. [2021-11-12 23:15:51,584 INFO L858 garLoopResultBuilder]: For program point L10810-1(line 10810) no Hoare annotation was computed. [2021-11-12 23:15:51,584 INFO L854 garLoopResultBuilder]: At program point L7123(line 7123) the Hoare annotation is: false [2021-11-12 23:15:51,584 INFO L861 garLoopResultBuilder]: At program point L11318(line 11318) the Hoare annotation is: true [2021-11-12 23:15:51,585 INFO L854 garLoopResultBuilder]: At program point L10806(line 10806) the Hoare annotation is: false [2021-11-12 23:15:51,585 INFO L858 garLoopResultBuilder]: For program point L10810-4(line 10810) no Hoare annotation was computed. [2021-11-12 23:15:51,585 INFO L854 garLoopResultBuilder]: At program point L10810-3(line 10810) the Hoare annotation is: false [2021-11-12 23:15:51,586 INFO L858 garLoopResultBuilder]: For program point L7119-1(line 7119) no Hoare annotation was computed. [2021-11-12 23:15:51,586 INFO L858 garLoopResultBuilder]: For program point L11058-5(line 11058) no Hoare annotation was computed. [2021-11-12 23:15:51,586 INFO L854 garLoopResultBuilder]: At program point L7119(line 7119) the Hoare annotation is: false [2021-11-12 23:15:51,586 INFO L854 garLoopResultBuilder]: At program point L11058-2(line 11058) the Hoare annotation is: false [2021-11-12 23:15:51,586 INFO L854 garLoopResultBuilder]: At program point L10810-9(line 10810) the Hoare annotation is: false [2021-11-12 23:15:51,588 INFO L854 garLoopResultBuilder]: At program point L11058-4(line 11058) the Hoare annotation is: false [2021-11-12 23:15:51,588 INFO L858 garLoopResultBuilder]: For program point L11058-3(line 11058) no Hoare annotation was computed. [2021-11-12 23:15:51,588 INFO L858 garLoopResultBuilder]: For program point L11323(lines 11323 11326) no Hoare annotation was computed. [2021-11-12 23:15:51,589 INFO L854 garLoopResultBuilder]: At program point L11319-3(line 11319) the Hoare annotation is: false [2021-11-12 23:15:51,589 INFO L858 garLoopResultBuilder]: For program point L11319-5(line 11319) no Hoare annotation was computed. [2021-11-12 23:15:51,589 INFO L858 garLoopResultBuilder]: For program point L11319-4(line 11319) no Hoare annotation was computed. [2021-11-12 23:15:51,589 INFO L858 garLoopResultBuilder]: For program point L11059(line 11059) no Hoare annotation was computed. [2021-11-12 23:15:51,590 INFO L854 garLoopResultBuilder]: At program point L10803(lines 10803 10811) the Hoare annotation is: false [2021-11-12 23:15:51,590 INFO L858 garLoopResultBuilder]: For program point L11319-1(line 11319) no Hoare annotation was computed. [2021-11-12 23:15:51,590 INFO L854 garLoopResultBuilder]: At program point L11319(line 11319) the Hoare annotation is: false [2021-11-12 23:15:51,590 INFO L858 garLoopResultBuilder]: For program point L7120-1(lines 7120 7122) no Hoare annotation was computed. [2021-11-12 23:15:51,590 INFO L854 garLoopResultBuilder]: At program point L7120(lines 7120 7122) the Hoare annotation is: false [2021-11-12 23:15:51,591 INFO L858 garLoopResultBuilder]: For program point L11059-3(line 11059) no Hoare annotation was computed. [2021-11-12 23:15:51,591 INFO L854 garLoopResultBuilder]: At program point L11059-2(line 11059) the Hoare annotation is: false [2021-11-12 23:15:51,591 INFO L858 garLoopResultBuilder]: For program point L11059-5(line 11059) no Hoare annotation was computed. [2021-11-12 23:15:51,591 INFO L854 garLoopResultBuilder]: At program point L11059-4(line 11059) the Hoare annotation is: false [2021-11-12 23:15:51,591 INFO L858 garLoopResultBuilder]: For program point L7112(lines 7112 7125) no Hoare annotation was computed. [2021-11-12 23:15:51,592 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-12 23:15:51,594 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-12 23:15:51,594 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-12 23:15:51,594 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-12 23:15:51,595 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-12 23:15:51,595 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-12 23:15:51,599 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-12 23:15:51,601 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-12 23:15:51,612 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,613 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,619 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,621 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] [2021-11-12 23:15:51,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 11:15:51 BoogieIcfgContainer [2021-11-12 23:15:51,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-12 23:15:51,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-12 23:15:51,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-12 23:15:51,632 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-12 23:15:51,633 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:15:45" (3/4) ... [2021-11-12 23:15:51,636 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-12 23:15:51,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2021-11-12 23:15:51,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-12 23:15:51,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_eq [2021-11-12 23:15:51,644 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-12 23:15:51,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-12 23:15:51,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-12 23:15:51,645 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-12 23:15:51,646 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_c_string_is_valid [2021-11-12 23:15:51,646 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2021-11-12 23:15:51,646 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2021-11-12 23:15:51,669 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-11-12 23:15:51,670 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-12 23:15:51,672 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-12 23:15:51,673 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-12 23:15:51,724 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\exists ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1 : bv64 :: ~bvult64(ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1, \old(max_size)) && ~bvule64(~bvadd16(9223372036853541257bv64, ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1), 36028797018963967bv64)) [2021-11-12 23:15:51,938 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/witness.graphml [2021-11-12 23:15:51,938 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-12 23:15:51,939 INFO L158 Benchmark]: Toolchain (without parser) took 13431.89ms. Allocated memory was 50.3MB in the beginning and 272.6MB in the end (delta: 222.3MB). Free memory was 25.9MB in the beginning and 127.4MB in the end (delta: -101.5MB). Peak memory consumption was 120.2MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,939 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:15:51,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5360.89ms. Allocated memory was 50.3MB in the beginning and 272.6MB in the end (delta: 222.3MB). Free memory was 25.6MB in the beginning and 187.8MB in the end (delta: -162.2MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,940 INFO L158 Benchmark]: Boogie Procedure Inliner took 282.41ms. Allocated memory is still 272.6MB. Free memory was 187.8MB in the beginning and 176.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,941 INFO L158 Benchmark]: Boogie Preprocessor took 171.09ms. Allocated memory is still 272.6MB. Free memory was 176.3MB in the beginning and 171.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,941 INFO L158 Benchmark]: RCFGBuilder took 1404.24ms. Allocated memory is still 272.6MB. Free memory was 171.1MB in the beginning and 187.7MB in the end (delta: -16.6MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,941 INFO L158 Benchmark]: TraceAbstraction took 5896.71ms. Allocated memory is still 272.6MB. Free memory was 186.7MB in the beginning and 201.3MB in the end (delta: -14.7MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,942 INFO L158 Benchmark]: Witness Printer took 306.19ms. Allocated memory is still 272.6MB. Free memory was 201.3MB in the beginning and 127.4MB in the end (delta: 74.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-12 23:15:51,948 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 31.3MB in the beginning and 31.3MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5360.89ms. Allocated memory was 50.3MB in the beginning and 272.6MB in the end (delta: 222.3MB). Free memory was 25.6MB in the beginning and 187.8MB in the end (delta: -162.2MB). Peak memory consumption was 73.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 282.41ms. Allocated memory is still 272.6MB. Free memory was 187.8MB in the beginning and 176.3MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 171.09ms. Allocated memory is still 272.6MB. Free memory was 176.3MB in the beginning and 171.1MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1404.24ms. Allocated memory is still 272.6MB. Free memory was 171.1MB in the beginning and 187.7MB in the end (delta: -16.6MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * TraceAbstraction took 5896.71ms. Allocated memory is still 272.6MB. Free memory was 186.7MB in the beginning and 201.3MB in the end (delta: -14.7MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. * Witness Printer took 306.19ms. Allocated memory is still 272.6MB. Free memory was 201.3MB in the beginning and 127.4MB in the end (delta: 74.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 110 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 2, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 14 SdHoareTripleChecker+Valid, 128.85ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 372 SdHoareTripleChecker+Invalid, 106.80ms 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, 171 mSDtfsCounter, 50 mSolverCounterSat, 5.77ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 379 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=110occurred 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 109 PreInvPairs, 114 NumberOfFragments, 94 HoareAnnotationTreeSize, 109 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 42 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 189 NumberOfCodeBlocks, 189 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 374 ConstructedInterpolants, 10 QuantifiedInterpolants, 599 SizeOfPredicates, 8 NumberOfNonLiveVariables, 984 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 248/280 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: 6819]: Loop Invariant [2021-11-12 23:15:51,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,961 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ensure_string_is_allocated_bounded_length_ensure_string_is_allocated_~len#1,QUANTIFIED] [2021-11-12 23:15:51,961 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: 10803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 11056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10810]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 11328]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-12 23:15:51,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_045ba0e7-e263-4166-954e-b41e241c37fa/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE