./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:54:34,583 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:54:34,586 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:54:34,641 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:54:34,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:54:34,646 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:54:34,648 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:54:34,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:54:34,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:54:34,660 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:54:34,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:54:34,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:54:34,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:54:34,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:54:34,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:54:34,673 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:54:34,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:54:34,676 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:54:34,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:54:34,687 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:54:34,689 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:54:34,690 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:54:34,694 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:54:34,695 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:54:34,703 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:54:34,704 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:54:34,704 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:54:34,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:54:34,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:54:34,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:54:34,712 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:54:34,713 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:54:34,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:54:34,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:54:34,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:54:34,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:54:34,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:54:34,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:54:34,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:54:34,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:54:34,718 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:54:34,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 00:54:34,749 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:54:34,749 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:54:34,750 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:54:34,750 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:54:34,751 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:54:34,751 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:54:34,751 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:54:34,751 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:54:34,752 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:54:34,752 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:54:34,752 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:54:34,752 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:54:34,753 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:54:34,753 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:54:34,753 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:54:34,754 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:54:34,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:54:34,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:54:34,754 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:54:34,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:54:34,755 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:54:34,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:54:34,755 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:54:34,756 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:54:34,756 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:54:34,756 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:54:34,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:54:34,757 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:34,757 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:54:34,757 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:54:34,757 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:54:34,758 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:54:34,758 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:54:34,758 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:54:34,758 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:54:34,758 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:54:34,759 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 [2021-11-07 00:54:35,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:54:35,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:54:35,091 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:54:35,092 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:54:35,093 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:54:35,094 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-07 00:54:35,163 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/543337ed8/4fac27912fe04281821cbf53e5ea2749/FLAGb0ab27c38 [2021-11-07 00:54:36,122 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:54:36,123 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-07 00:54:36,175 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/543337ed8/4fac27912fe04281821cbf53e5ea2749/FLAGb0ab27c38 [2021-11-07 00:54:36,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/543337ed8/4fac27912fe04281821cbf53e5ea2749 [2021-11-07 00:54:36,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:54:36,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:54:36,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:36,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:54:36,521 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:54:36,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:36" (1/1) ... [2021-11-07 00:54:36,523 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23f437f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:36, skipping insertion in model container [2021-11-07 00:54:36,524 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:36" (1/1) ... [2021-11-07 00:54:36,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:54:36,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:36,983 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-07 00:54:36,992 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-07 00:54:37,021 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:54:37,027 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:54:38,241 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,247 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,248 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,249 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,250 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,264 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,267 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,268 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:38,972 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:54:38,973 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:54:38,974 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:54:38,975 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:54:38,977 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:54:38,978 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:54:38,978 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:54:38,979 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:54:38,980 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:54:38,980 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:54:39,222 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:54:39,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,324 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,683 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,684 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,720 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,723 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,733 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,734 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,758 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,760 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,761 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,762 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,763 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,764 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:39,844 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:39,911 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 00:54:39,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b802ea3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:39, skipping insertion in model container [2021-11-07 00:54:39,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:39,912 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:54:39,915 INFO L168 Benchmark]: Toolchain (without parser) took 3398.98 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 68.1 MB in the beginning and 67.6 MB in the end (delta: 531.8 kB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:39,915 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 74.3 MB in the beginning and 74.3 MB in the end (delta: 53.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:54:39,917 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3394.10 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 67.9 MB in the beginning and 67.6 MB in the end (delta: 277.5 kB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:39,921 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 74.3 MB in the beginning and 74.3 MB in the end (delta: 53.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3394.10 ms. Allocated memory was 98.6 MB in the beginning and 119.5 MB in the end (delta: 21.0 MB). Free memory was 67.9 MB in the beginning and 67.6 MB in the end (delta: 277.5 kB). Peak memory consumption was 43.9 MB. Max. memory is 16.1 GB. * 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:54:42,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:54:42,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:54:42,296 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:54:42,297 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:54:42,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:54:42,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:54:42,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:54:42,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:54:42,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:54:42,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:54:42,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:54:42,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:54:42,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:54:42,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:54:42,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:54:42,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:54:42,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:54:42,344 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:54:42,352 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:54:42,356 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:54:42,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:54:42,361 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:54:42,363 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:54:42,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:54:42,374 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:54:42,374 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:54:42,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:54:42,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:54:42,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:54:42,379 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:54:42,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:54:42,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:54:42,383 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:54:42,384 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:54:42,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:54:42,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:54:42,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:54:42,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:54:42,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:54:42,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:54:42,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 00:54:42,423 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:54:42,423 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:54:42,424 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:54:42,424 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:54:42,424 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:54:42,425 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:54:42,425 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:54:42,425 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:54:42,425 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:54:42,426 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:54:42,426 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:54:42,427 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:54:42,427 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:54:42,427 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:54:42,427 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:54:42,427 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:54:42,428 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:54:42,428 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:54:42,428 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:54:42,428 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:54:42,428 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:54:42,429 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:54:42,429 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:54:42,429 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:42,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:54:42,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:54:42,431 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:54:42,431 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:54:42,432 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:54:42,432 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:54:42,433 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:54:42,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:54:42,433 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 617e08addfe2d13b261907959d3757079a581721356bb3e7b4090decaff2b168 [2021-11-07 00:54:42,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:54:42,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:54:42,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:54:42,864 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:54:42,865 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:54:42,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-07 00:54:42,939 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/8875aa015/8c064740ecda4ddf8bfcfd3f8cff70d7/FLAG7803e6814 [2021-11-07 00:54:43,917 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:54:43,918 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i [2021-11-07 00:54:43,970 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/8875aa015/8c064740ecda4ddf8bfcfd3f8cff70d7/FLAG7803e6814 [2021-11-07 00:54:44,368 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/data/8875aa015/8c064740ecda4ddf8bfcfd3f8cff70d7 [2021-11-07 00:54:44,370 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:54:44,372 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:54:44,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:44,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:54:44,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:54:44,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:44" (1/1) ... [2021-11-07 00:54:44,384 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236fbce4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:44, skipping insertion in model container [2021-11-07 00:54:44,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:54:44" (1/1) ... [2021-11-07 00:54:44,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:54:44,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:45,000 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-07 00:54:45,010 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-07 00:54:45,042 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:54:45,051 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:54:46,322 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,324 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,325 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,341 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,342 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,347 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,350 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:46,932 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:54:46,933 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:54:46,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:54:46,938 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:54:46,945 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:54:46,946 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:54:46,949 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:54:46,950 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:54:46,951 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:54:46,953 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:54:47,261 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:54:47,369 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,390 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,780 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,801 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,802 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,807 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,808 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,821 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,822 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,822 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,823 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,823 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,824 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,824 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:47,871 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:47,915 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:54:47,983 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:54:48,001 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-07 00:54:48,002 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-07 00:54:48,003 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:54:48,003 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:54:48,057 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,058 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,058 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,060 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,061 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,066 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,067 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,067 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,068 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,106 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:54:48,107 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:54:48,107 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:54:48,108 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:54:48,109 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:54:48,109 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:54:48,110 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:54:48,110 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:54:48,110 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:54:48,111 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:54:48,163 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:54:48,277 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,280 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,431 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,431 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,439 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,440 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,442 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,442 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,450 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,451 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,452 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,453 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,453 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,454 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,454 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,495 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:48,541 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:54:48,568 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4501,4514] [2021-11-07 00:54:48,569 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_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/sv-benchmarks/c/aws-c-common/aws_hash_callback_string_eq_harness.i[4561,4574] [2021-11-07 00:54:48,571 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:54:48,573 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:54:48,629 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,630 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,630 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,631 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,632 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,638 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,638 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,639 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,640 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,672 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:54:48,674 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:54:48,674 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:54:48,675 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:54:48,676 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:54:48,676 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:54:48,677 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:54:48,678 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:54:48,678 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:54:48,679 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:54:48,699 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:54:48,745 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,745 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,854 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,855 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,862 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,863 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,866 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,867 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,879 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,880 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,881 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,881 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,881 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,882 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,882 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:54:48,915 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:54:49,354 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:54:49,355 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49 WrapperNode [2021-11-07 00:54:49,355 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:54:49,356 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:54:49,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:54:49,357 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:54:49,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:54:49,680 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:54:49,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:54:49,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:54:49,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,773 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,794 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,812 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:54:49,819 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:54:49,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:54:49,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:54:49,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (1/1) ... [2021-11-07 00:54:49,828 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:54:49,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:54:49,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:54:49,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:54:49,909 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-07 00:54:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 00:54:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 00:54:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:54:49,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:54:49,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 00:54:49,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 00:54:51,740 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##77: assume !true; [2021-11-07 00:54:51,748 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:54:51,748 INFO L299 CfgBuilder]: Removed 86 assume(true) statements. [2021-11-07 00:54:51,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:54:51 BoogieIcfgContainer [2021-11-07 00:54:51,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:54:51,753 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:54:51,753 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:54:51,756 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:54:51,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:54:44" (1/3) ... [2021-11-07 00:54:51,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da65914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:54:51, skipping insertion in model container [2021-11-07 00:54:51,757 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:54:49" (2/3) ... [2021-11-07 00:54:51,757 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1da65914 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:54:51, skipping insertion in model container [2021-11-07 00:54:51,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:54:51" (3/3) ... [2021-11-07 00:54:51,759 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_string_eq_harness.i [2021-11-07 00:54:51,764 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:54:51,765 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-11-07 00:54:51,824 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:54:51,834 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 00:54:51,834 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-07 00:54:51,855 INFO L276 IsEmpty]: Start isEmpty. Operand has 101 states, 96 states have (on average 1.4166666666666667) internal successors, (136), 100 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:51,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-07 00:54:51,863 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:54:51,864 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-07 00:54:51,865 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-07 00:54:51,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:54:51,875 INFO L85 PathProgramCache]: Analyzing trace with hash -1460465419, now seen corresponding path program 1 times [2021-11-07 00:54:51,895 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:54:51,899 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2096003390] [2021-11-07 00:54:51,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:54:51,900 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:54:51,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:54:51,904 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:54:51,914 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:54:52,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:54:52,434 INFO L263 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 00:54:52,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:54:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:54:52,586 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:54:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:54:52,677 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:54:52,677 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2096003390] [2021-11-07 00:54:52,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2096003390] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:54:52,678 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:54:52,679 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 00:54:52,680 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111116001] [2021-11-07 00:54:52,685 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 00:54:52,685 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:54:52,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 00:54:52,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:54:52,701 INFO L87 Difference]: Start difference. First operand has 101 states, 96 states have (on average 1.4166666666666667) internal successors, (136), 100 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:52,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:54:52,724 INFO L93 Difference]: Finished difference Result 198 states and 267 transitions. [2021-11-07 00:54:52,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 00:54:52,726 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 45 [2021-11-07 00:54:52,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:54:52,734 INFO L225 Difference]: With dead ends: 198 [2021-11-07 00:54:52,735 INFO L226 Difference]: Without dead ends: 95 [2021-11-07 00:54:52,738 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 00:54:52,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2021-11-07 00:54:52,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2021-11-07 00:54:52,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 91 states have (on average 1.2307692307692308) internal successors, (112), 94 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 112 transitions. [2021-11-07 00:54:52,776 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 112 transitions. Word has length 45 [2021-11-07 00:54:52,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:54:52,776 INFO L470 AbstractCegarLoop]: Abstraction has 95 states and 112 transitions. [2021-11-07 00:54:52,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:52,777 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2021-11-07 00:54:52,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-07 00:54:52,779 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:54:52,779 INFO L513 BasicCegarLoop]: trace histogram [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] [2021-11-07 00:54:52,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 00:54:52,999 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:54:52,999 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-11-07 00:54:53,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:54:53,000 INFO L85 PathProgramCache]: Analyzing trace with hash 1370581995, now seen corresponding path program 1 times [2021-11-07 00:54:53,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:54:53,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1318530991] [2021-11-07 00:54:53,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:54:53,002 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:54:53,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:54:53,005 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:54:53,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:54:53,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:54:53,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 00:54:53,356 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:54:53,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:54:53,644 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:54:54,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 00:54:54,036 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:54:54,036 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1318530991] [2021-11-07 00:54:54,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1318530991] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:54:54,037 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:54:54,037 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2021-11-07 00:54:54,037 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258545568] [2021-11-07 00:54:54,039 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 00:54:54,039 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:54:54,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 00:54:54,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-07 00:54:54,040 INFO L87 Difference]: Start difference. First operand 95 states and 112 transitions. Second operand has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:54,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:54:54,165 INFO L93 Difference]: Finished difference Result 95 states and 112 transitions. [2021-11-07 00:54:54,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:54:54,166 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 46 [2021-11-07 00:54:54,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:54:54,166 INFO L225 Difference]: With dead ends: 95 [2021-11-07 00:54:54,166 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 00:54:54,167 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-11-07 00:54:54,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 00:54:54,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 00:54:54,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:54,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 00:54:54,168 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 46 [2021-11-07 00:54:54,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:54:54,168 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 00:54:54,168 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.555555555555555) internal successors, (50), 9 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 00:54:54,169 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 00:54:54,169 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 00:54:54,172 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:54:54,172 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:54:54,173 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:54:54,173 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:54:54,196 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 00:54:54,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:54:54,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 00:54:54,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:54:54,502 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,503 INFO L857 garLoopResultBuilder]: For program point L7699(lines 7699 7703) no Hoare annotation was computed. [2021-11-07 00:54:54,503 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 00:54:54,503 INFO L857 garLoopResultBuilder]: For program point L11317(lines 11317 11327) no Hoare annotation was computed. [2021-11-07 00:54:54,503 INFO L857 garLoopResultBuilder]: For program point L11319-2(line 11319) no Hoare annotation was computed. [2021-11-07 00:54:54,503 INFO L857 garLoopResultBuilder]: For program point L11319(line 11319) no Hoare annotation was computed. [2021-11-07 00:54:54,504 INFO L853 garLoopResultBuilder]: At program point L6828-1(lines 6819 6829) the Hoare annotation is: false [2021-11-07 00:54:54,504 INFO L853 garLoopResultBuilder]: At program point L6828(lines 6819 6829) the Hoare annotation is: false [2021-11-07 00:54:54,504 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-11-07 00:54:54,504 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-11-07 00:54:54,504 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 7114 7124) no Hoare annotation was computed. [2021-11-07 00:54:54,505 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-11-07 00:54:54,505 INFO L853 garLoopResultBuilder]: At program point L11074(lines 11056 11075) the Hoare annotation is: false [2021-11-07 00:54:54,505 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 00:54:54,505 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,505 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,505 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,506 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,506 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,506 INFO L853 garLoopResultBuilder]: At program point L10810-5(line 10810) the Hoare annotation is: false [2021-11-07 00:54:54,506 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,506 INFO L857 garLoopResultBuilder]: For program point L11058(line 11058) no Hoare annotation was computed. [2021-11-07 00:54:54,507 INFO L853 garLoopResultBuilder]: At program point L7705(lines 7686 7706) the Hoare annotation is: false [2021-11-07 00:54:54,507 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,507 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,507 INFO L857 garLoopResultBuilder]: For program point L10810-1(line 10810) no Hoare annotation was computed. [2021-11-07 00:54:54,507 INFO L857 garLoopResultBuilder]: For program point L10810-3(line 10810) no Hoare annotation was computed. [2021-11-07 00:54:54,507 INFO L857 garLoopResultBuilder]: For program point L11058-2(line 11058) no Hoare annotation was computed. [2021-11-07 00:54:54,508 INFO L857 garLoopResultBuilder]: For program point L11323(lines 11323 11326) no Hoare annotation was computed. [2021-11-07 00:54:54,508 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,508 INFO L857 garLoopResultBuilder]: For program point L11059(line 11059) no Hoare annotation was computed. [2021-11-07 00:54:54,508 INFO L857 garLoopResultBuilder]: For program point L11059-2(line 11059) no Hoare annotation was computed. [2021-11-07 00:54:54,508 INFO L857 garLoopResultBuilder]: For program point L7112(lines 7112 7125) no Hoare annotation was computed. [2021-11-07 00:54:54,509 INFO L857 garLoopResultBuilder]: For program point L11060(lines 11060 11064) no Hoare annotation was computed. [2021-11-07 00:54:54,509 INFO L853 garLoopResultBuilder]: At program point L6816-1(lines 6813 6817) the Hoare annotation is: false [2021-11-07 00:54:54,509 INFO L853 garLoopResultBuilder]: At program point L6816(lines 6813 6817) the Hoare annotation is: false [2021-11-07 00:54:54,509 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 00:54:54,509 INFO L853 garLoopResultBuilder]: At program point L6899-1(lines 6895 6900) the Hoare annotation is: false [2021-11-07 00:54:54,509 INFO L853 garLoopResultBuilder]: At program point L6899(lines 6895 6900) the Hoare annotation is: false [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,510 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 7693 7697) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L857 garLoopResultBuilder]: For program point L210-10(lines 210 212) no Hoare annotation was computed. [2021-11-07 00:54:54,511 INFO L853 garLoopResultBuilder]: At program point L6272-1(lines 6263 6273) the Hoare annotation is: false [2021-11-07 00:54:54,512 INFO L853 garLoopResultBuilder]: At program point L6272(lines 6263 6273) the Hoare annotation is: false [2021-11-07 00:54:54,512 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,512 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,512 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,512 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,513 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,513 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,513 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,513 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,513 INFO L853 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: false [2021-11-07 00:54:54,514 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,514 INFO L853 garLoopResultBuilder]: At program point L261-1(line 261) the Hoare annotation is: false [2021-11-07 00:54:54,514 INFO L853 garLoopResultBuilder]: At program point L261-2(line 261) the Hoare annotation is: false [2021-11-07 00:54:54,514 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,514 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,514 INFO L857 garLoopResultBuilder]: For program point L211-20(line 211) no Hoare annotation was computed. [2021-11-07 00:54:54,515 INFO L857 garLoopResultBuilder]: For program point L6257-2(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,515 INFO L857 garLoopResultBuilder]: For program point L6257-3(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,515 INFO L857 garLoopResultBuilder]: For program point L6257(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,515 INFO L853 garLoopResultBuilder]: At program point L6257-6(lines 6253 6258) the Hoare annotation is: false [2021-11-07 00:54:54,515 INFO L857 garLoopResultBuilder]: For program point L6257-7(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,515 INFO L857 garLoopResultBuilder]: For program point L6257-5(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,516 INFO L857 garLoopResultBuilder]: For program point L6257-10(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,516 INFO L857 garLoopResultBuilder]: For program point L6257-9(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,516 INFO L857 garLoopResultBuilder]: For program point L6257-14(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,516 INFO L857 garLoopResultBuilder]: For program point L6257-12(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,516 INFO L853 garLoopResultBuilder]: At program point L6257-13(lines 6253 6258) the Hoare annotation is: false [2021-11-07 00:54:54,517 INFO L857 garLoopResultBuilder]: For program point L6257-19(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,517 INFO L857 garLoopResultBuilder]: For program point L6257-16(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,517 INFO L857 garLoopResultBuilder]: For program point L6257-17(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,517 INFO L860 garLoopResultBuilder]: At program point L11328(line 11328) the Hoare annotation is: true [2021-11-07 00:54:54,517 INFO L857 garLoopResultBuilder]: For program point L6257-23(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,517 INFO L853 garLoopResultBuilder]: At program point L6257-20(lines 6253 6258) the Hoare annotation is: false [2021-11-07 00:54:54,518 INFO L857 garLoopResultBuilder]: For program point L6257-21(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,518 INFO L857 garLoopResultBuilder]: For program point L6257-26(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,518 INFO L853 garLoopResultBuilder]: At program point L6257-27(lines 6253 6258) the Hoare annotation is: false [2021-11-07 00:54:54,518 INFO L857 garLoopResultBuilder]: For program point L6257-24(line 6257) no Hoare annotation was computed. [2021-11-07 00:54:54,518 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 00:54:54,518 INFO L853 garLoopResultBuilder]: At program point L6903-1(lines 6902 6904) the Hoare annotation is: false [2021-11-07 00:54:54,519 INFO L853 garLoopResultBuilder]: At program point L6903(lines 6902 6904) the Hoare annotation is: false [2021-11-07 00:54:54,519 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:54:54,519 INFO L857 garLoopResultBuilder]: For program point L11065(lines 11065 11073) no Hoare annotation was computed. [2021-11-07 00:54:54,519 INFO L853 garLoopResultBuilder]: At program point L10803(lines 10803 10811) the Hoare annotation is: false [2021-11-07 00:54:54,519 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (= (_ bv96 64) ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size) [2021-11-07 00:54:54,520 INFO L853 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-11-07 00:54:54,520 INFO L857 garLoopResultBuilder]: For program point L6823(lines 6823 6824) no Hoare annotation was computed. [2021-11-07 00:54:54,520 INFO L853 garLoopResultBuilder]: At program point L266-2(line 266) the Hoare annotation is: false [2021-11-07 00:54:54,520 INFO L857 garLoopResultBuilder]: For program point L6823-5(lines 6823 6824) no Hoare annotation was computed. [2021-11-07 00:54:54,520 INFO L857 garLoopResultBuilder]: For program point L6823-3(lines 6823 6824) no Hoare annotation was computed. [2021-11-07 00:54:54,520 INFO L857 garLoopResultBuilder]: For program point L6823-2(lines 6823 6824) no Hoare annotation was computed. [2021-11-07 00:54:54,524 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-07 00:54:54,525 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:54:54,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:54:54 BoogieIcfgContainer [2021-11-07 00:54:54,535 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:54:54,536 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:54:54,536 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:54:54,536 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:54:54,537 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:54:51" (3/4) ... [2021-11-07 00:54:54,540 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:54:54,559 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-11-07 00:54:54,560 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-07 00:54:54,562 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:54:54,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:54:54,843 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:54:54,843 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:54:54,844 INFO L168 Benchmark]: Toolchain (without parser) took 10471.84 ms. Allocated memory was 56.6 MB in the beginning and 270.5 MB in the end (delta: 213.9 MB). Free memory was 35.8 MB in the beginning and 140.2 MB in the end (delta: -104.4 MB). Peak memory consumption was 143.7 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,845 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:54:54,845 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4977.15 ms. Allocated memory was 56.6 MB in the beginning and 142.6 MB in the end (delta: 86.0 MB). Free memory was 35.6 MB in the beginning and 64.9 MB in the end (delta: -29.3 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,845 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.89 ms. Allocated memory is still 142.6 MB. Free memory was 64.9 MB in the beginning and 52.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,846 INFO L168 Benchmark]: Boogie Preprocessor took 138.87 ms. Allocated memory was 142.6 MB in the beginning and 270.5 MB in the end (delta: 127.9 MB). Free memory was 52.3 MB in the beginning and 206.6 MB in the end (delta: -154.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,846 INFO L168 Benchmark]: RCFGBuilder took 1931.43 ms. Allocated memory is still 270.5 MB. Free memory was 206.6 MB in the beginning and 153.2 MB in the end (delta: 53.5 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,847 INFO L168 Benchmark]: TraceAbstraction took 2782.79 ms. Allocated memory is still 270.5 MB. Free memory was 152.1 MB in the beginning and 119.6 MB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,847 INFO L168 Benchmark]: Witness Printer took 306.92 ms. Allocated memory is still 270.5 MB. Free memory was 119.6 MB in the beginning and 140.2 MB in the end (delta: -20.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:54:54,849 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 56.6 MB. Free memory is still 37.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4977.15 ms. Allocated memory was 56.6 MB in the beginning and 142.6 MB in the end (delta: 86.0 MB). Free memory was 35.6 MB in the beginning and 64.9 MB in the end (delta: -29.3 MB). Peak memory consumption was 77.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 322.89 ms. Allocated memory is still 142.6 MB. Free memory was 64.9 MB in the beginning and 52.3 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 138.87 ms. Allocated memory was 142.6 MB in the beginning and 270.5 MB in the end (delta: 127.9 MB). Free memory was 52.3 MB in the beginning and 206.6 MB in the end (delta: -154.3 MB). Peak memory consumption was 6.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1931.43 ms. Allocated memory is still 270.5 MB. Free memory was 206.6 MB in the beginning and 153.2 MB in the end (delta: 53.5 MB). Peak memory consumption was 52.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 2782.79 ms. Allocated memory is still 270.5 MB. Free memory was 152.1 MB in the beginning and 119.6 MB in the end (delta: 32.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 16.1 GB. * Witness Printer took 306.92 ms. Allocated memory is still 270.5 MB. Free memory was 119.6 MB in the beginning and 140.2 MB in the end (delta: -20.6 MB). Peak memory consumption was 15.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 101 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 122 SDtfs, 3 SDslu, 7 SDs, 0 SdLazy, 10 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 181 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=101occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 25 LocationsWithAnnotation, 25 PreInvPairs, 26 NumberOfFragments, 27 HoareAnnotationTreeSize, 25 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 25 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 91 NumberOfCodeBlocks, 91 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 178 ConstructedInterpolants, 1 QuantifiedInterpolants, 226 SizeOfPredicates, 10 NumberOfNonLiveVariables, 835 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 6895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10803]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 96bv64 == max_size - InvariantResult [Line: 6253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 11056]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6895]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6902]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10810]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6813]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6819]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7686]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 11328]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-07 00:54:54,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebad5d7a-14ec-44cb-bbee-6651b35d27dd/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE