./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_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_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/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_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/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_a77743ff-08cd-471d-8b89-f286f837825f/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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:55:42,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:55:42,376 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:55:42,424 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:55:42,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:55:42,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:55:42,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:55:42,436 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:55:42,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:55:42,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:55:42,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:55:42,450 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:55:42,451 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:55:42,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:55:42,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:55:42,465 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:55:42,468 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:55:42,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:55:42,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:55:42,476 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:55:42,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:55:42,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:55:42,486 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:55:42,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:55:42,494 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:55:42,494 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:55:42,495 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:55:42,497 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:55:42,497 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:55:42,499 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:55:42,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:55:42,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:55:42,503 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:55:42,504 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:55:42,506 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:55:42,506 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:55:42,507 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:55:42,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:55:42,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:55:42,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:55:42,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:55:42,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 00:55:42,567 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:55:42,567 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:55:42,569 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:55:42,569 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:55:42,570 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:55:42,570 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:55:42,570 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 00:55:42,576 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:55:42,577 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:55:42,577 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 00:55:42,578 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 00:55:42,578 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:55:42,579 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 00:55:42,579 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 00:55:42,579 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 00:55:42,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:55:42,580 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 00:55:42,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:55:42,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:55:42,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:55:42,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:55:42,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:55:42,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:55:42,582 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:55:42,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:55:42,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:55:42,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:55:42,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:55:42,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:55:42,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:55:42,583 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:55:42,584 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 00:55:42,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 00:55:42,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:55:42,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:55:42,585 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:55:42,585 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_a77743ff-08cd-471d-8b89-f286f837825f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2021-11-07 00:55:42,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:55:42,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:55:42,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:55:42,925 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:55:42,926 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:55:42,927 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-11-07 00:55:42,985 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/a73f5e7d7/b3ddab039ebc4b458d14c1232b6de9e6/FLAG16001bcdc [2021-11-07 00:55:43,875 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:55:43,876 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-11-07 00:55:43,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/a73f5e7d7/b3ddab039ebc4b458d14c1232b6de9e6/FLAG16001bcdc [2021-11-07 00:55:44,360 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/a73f5e7d7/b3ddab039ebc4b458d14c1232b6de9e6 [2021-11-07 00:55:44,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:55:44,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:55:44,365 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:44,366 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:55:44,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:55:44,370 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:44" (1/1) ... [2021-11-07 00:55:44,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@625cda08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:44, skipping insertion in model container [2021-11-07 00:55:44,371 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:44" (1/1) ... [2021-11-07 00:55:44,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:55:44,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:55:44,755 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-11-07 00:55:44,762 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-11-07 00:55:44,787 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:55:44,793 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:55:45,743 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,744 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,744 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,745 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,746 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,764 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,766 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,769 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:45,776 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,238 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:55:46,239 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:55:46,242 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:55:46,245 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:55:46,252 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:55:46,254 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:55:46,254 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:55:46,256 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:55:46,259 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:55:46,261 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:55:46,458 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:55:46,582 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,583 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,655 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,656 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,657 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:46,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:46,722 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 00:55:46,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4326d225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:46, skipping insertion in model container [2021-11-07 00:55:46,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:46,723 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 00:55:46,726 INFO L168 Benchmark]: Toolchain (without parser) took 2360.50 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 71.1 MB in the beginning and 76.3 MB in the end (delta: -5.2 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:46,726 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory is still 73.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:55:46,727 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2358.04 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 70.8 MB in the beginning and 76.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. [2021-11-07 00:55:46,729 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 98.6 MB. Free memory is still 73.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2358.04 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 70.8 MB in the beginning and 76.3 MB in the end (delta: -5.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6984]: 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_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/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_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/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_a77743ff-08cd-471d-8b89-f286f837825f/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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 00:55:48,964 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 00:55:48,968 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 00:55:49,026 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 00:55:49,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 00:55:49,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 00:55:49,036 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 00:55:49,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 00:55:49,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 00:55:49,055 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 00:55:49,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 00:55:49,059 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 00:55:49,060 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 00:55:49,063 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 00:55:49,065 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 00:55:49,069 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 00:55:49,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 00:55:49,073 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 00:55:49,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 00:55:49,086 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 00:55:49,089 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 00:55:49,090 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 00:55:49,093 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 00:55:49,096 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 00:55:49,102 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 00:55:49,103 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 00:55:49,103 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 00:55:49,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 00:55:49,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 00:55:49,107 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 00:55:49,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 00:55:49,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 00:55:49,111 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 00:55:49,112 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 00:55:49,113 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 00:55:49,114 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 00:55:49,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 00:55:49,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 00:55:49,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 00:55:49,124 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 00:55:49,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 00:55:49,126 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 00:55:49,172 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 00:55:49,172 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 00:55:49,174 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 00:55:49,174 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 00:55:49,174 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 00:55:49,174 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 00:55:49,175 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 00:55:49,175 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 00:55:49,175 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 00:55:49,177 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 00:55:49,178 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 00:55:49,178 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 00:55:49,178 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 00:55:49,179 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 00:55:49,179 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 00:55:49,179 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 00:55:49,179 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 00:55:49,179 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 00:55:49,180 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 00:55:49,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 00:55:49,180 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 00:55:49,180 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 00:55:49,181 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 00:55:49,181 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:55:49,181 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 00:55:49,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 00:55:49,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 00:55:49,182 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 00:55:49,182 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 00:55:49,182 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 00:55:49,183 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 00:55:49,183 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 00:55:49,183 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_a77743ff-08cd-471d-8b89-f286f837825f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2021-11-07 00:55:49,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 00:55:49,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 00:55:49,551 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 00:55:49,552 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 00:55:49,563 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 00:55:49,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-11-07 00:55:49,632 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/bdb19b3b8/b1a28b2001d14204942ac8872314485e/FLAGddd902182 [2021-11-07 00:55:50,680 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 00:55:50,681 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2021-11-07 00:55:50,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/bdb19b3b8/b1a28b2001d14204942ac8872314485e/FLAGddd902182 [2021-11-07 00:55:51,054 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/data/bdb19b3b8/b1a28b2001d14204942ac8872314485e [2021-11-07 00:55:51,056 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 00:55:51,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 00:55:51,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:51,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 00:55:51,063 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 00:55:51,064 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:51" (1/1) ... [2021-11-07 00:55:51,066 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d97313a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:51, skipping insertion in model container [2021-11-07 00:55:51,066 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:55:51" (1/1) ... [2021-11-07 00:55:51,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 00:55:51,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:55:51,539 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-11-07 00:55:51,548 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-11-07 00:55:51,580 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:55:51,595 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:55:52,703 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,704 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,704 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,705 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,706 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,722 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,723 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,725 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:52,726 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,166 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:55:53,167 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:55:53,168 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:55:53,170 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:55:53,186 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:55:53,187 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:55:53,188 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:55:53,189 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:55:53,190 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:55:53,190 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:55:53,389 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:55:53,466 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,467 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,527 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,527 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,528 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,528 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,529 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,532 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:53,604 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 00:55:53,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 00:55:53,698 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-11-07 00:55:53,699 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-11-07 00:55:53,701 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:55:53,703 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:55:53,770 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,771 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,771 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,772 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,772 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,787 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,788 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,790 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,791 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,865 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:55:53,866 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:55:53,867 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:55:53,868 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:55:53,869 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:55:53,870 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:55:53,870 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:55:53,871 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:55:53,872 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:55:53,872 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:55:53,923 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:55:53,995 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:53,995 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,032 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,032 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,033 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,033 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,034 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,035 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:54,085 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 00:55:54,110 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2021-11-07 00:55:54,110 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_a77743ff-08cd-471d-8b89-f286f837825f/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2021-11-07 00:55:54,112 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 00:55:54,112 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 00:55:54,187 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,188 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,188 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,189 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,189 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,199 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,200 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,201 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,202 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,240 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 00:55:54,241 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 00:55:54,242 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 00:55:54,244 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 00:55:54,245 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 00:55:54,245 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 00:55:54,246 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 00:55:54,246 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 00:55:54,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 00:55:54,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 00:55:54,271 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 00:55:54,316 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,317 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,378 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,379 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,379 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,380 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,380 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 00:55:54,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 00:55:54,723 INFO L208 MainTranslator]: Completed translation [2021-11-07 00:55:54,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54 WrapperNode [2021-11-07 00:55:54,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 00:55:54,736 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 00:55:54,736 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 00:55:54,737 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 00:55:54,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:54,950 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,072 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 00:55:55,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 00:55:55,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 00:55:55,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 00:55:55,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,102 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,103 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,211 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 00:55:55,249 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 00:55:55,250 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 00:55:55,250 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 00:55:55,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (1/1) ... [2021-11-07 00:55:55,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 00:55:55,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 00:55:55,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 00:55:55,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 00:55:55,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 00:55:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 00:55:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 00:55:55,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 00:55:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 00:55:55,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 00:56:08,016 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 00:56:08,016 INFO L299 CfgBuilder]: Removed 14 assume(true) statements. [2021-11-07 00:56:08,018 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:08 BoogieIcfgContainer [2021-11-07 00:56:08,018 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 00:56:08,020 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 00:56:08,020 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 00:56:08,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 00:56:08,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:55:51" (1/3) ... [2021-11-07 00:56:08,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d84314c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:08, skipping insertion in model container [2021-11-07 00:56:08,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:55:54" (2/3) ... [2021-11-07 00:56:08,025 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d84314c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:56:08, skipping insertion in model container [2021-11-07 00:56:08,025 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:08" (3/3) ... [2021-11-07 00:56:08,026 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2021-11-07 00:56:08,032 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 00:56:08,032 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-11-07 00:56:08,081 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 00:56:08,087 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 00:56:08,087 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-11-07 00:56:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 18 states, 14 states have (on average 1.5) internal successors, (21), 17 states have internal predecessors, (21), 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 00:56:08,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 00:56:08,105 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:08,106 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 00:56:08,107 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:08,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:08,112 INFO L85 PathProgramCache]: Analyzing trace with hash 889486865, now seen corresponding path program 1 times [2021-11-07 00:56:08,132 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:08,133 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1696021237] [2021-11-07 00:56:08,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:08,134 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:08,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:08,137 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:08,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 00:56:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:12,610 INFO L263 TraceCheckSpWp]: Trace formula consists of 1663 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 00:56:12,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:12,942 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 00:56:12,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:13,257 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 00:56:13,258 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:13,258 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1696021237] [2021-11-07 00:56:13,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1696021237] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:13,259 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:13,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 00:56:13,261 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [952221742] [2021-11-07 00:56:13,266 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:56:13,267 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:13,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:56:13,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:56:13,287 INFO L87 Difference]: Start difference. First operand has 18 states, 14 states have (on average 1.5) internal successors, (21), 17 states have internal predecessors, (21), 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 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 00:56:13,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:13,961 INFO L93 Difference]: Finished difference Result 26 states and 29 transitions. [2021-11-07 00:56:13,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 00:56:13,963 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 6 [2021-11-07 00:56:13,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:13,971 INFO L225 Difference]: With dead ends: 26 [2021-11-07 00:56:13,972 INFO L226 Difference]: Without dead ends: 12 [2021-11-07 00:56:13,974 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-07 00:56:13,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2021-11-07 00:56:14,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 12. [2021-11-07 00:56:14,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 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 00:56:14,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 11 transitions. [2021-11-07 00:56:14,006 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 11 transitions. Word has length 6 [2021-11-07 00:56:14,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:14,007 INFO L470 AbstractCegarLoop]: Abstraction has 12 states and 11 transitions. [2021-11-07 00:56:14,007 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 00:56:14,007 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2021-11-07 00:56:14,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-07 00:56:14,008 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:14,008 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-11-07 00:56:14,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:14,232 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:14,233 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:14,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:14,234 INFO L85 PathProgramCache]: Analyzing trace with hash 889476935, now seen corresponding path program 1 times [2021-11-07 00:56:14,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:14,242 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1835308501] [2021-11-07 00:56:14,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:14,243 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:14,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:14,244 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:14,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 00:56:18,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:18,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 1663 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-07 00:56:18,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:18,955 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 00:56:18,956 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:19,614 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 00:56:19,614 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:19,614 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1835308501] [2021-11-07 00:56:19,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1835308501] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:19,614 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:19,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 00:56:19,615 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263087982] [2021-11-07 00:56:19,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 00:56:19,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:19,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 00:56:19,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 00:56:19,618 INFO L87 Difference]: Start difference. First operand 12 states and 11 transitions. Second operand has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 00:56:19,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:19,970 INFO L93 Difference]: Finished difference Result 12 states and 11 transitions. [2021-11-07 00:56:19,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:56:19,976 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 6 [2021-11-07 00:56:19,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:19,976 INFO L225 Difference]: With dead ends: 12 [2021-11-07 00:56:19,976 INFO L226 Difference]: Without dead ends: 9 [2021-11-07 00:56:19,977 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-11-07 00:56:19,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2021-11-07 00:56:19,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2021-11-07 00:56:19,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.0) internal successors, (8), 8 states have internal predecessors, (8), 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 00:56:19,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 8 transitions. [2021-11-07 00:56:19,980 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 8 transitions. Word has length 6 [2021-11-07 00:56:19,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:19,980 INFO L470 AbstractCegarLoop]: Abstraction has 9 states and 8 transitions. [2021-11-07 00:56:19,981 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.25) internal successors, (10), 8 states have internal predecessors, (10), 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 00:56:19,981 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2021-11-07 00:56:19,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-07 00:56:19,981 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 00:56:19,981 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 00:56:20,029 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 00:56:20,200 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:20,201 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 00:56:20,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 00:56:20,202 INFO L85 PathProgramCache]: Analyzing trace with hash 98510259, now seen corresponding path program 1 times [2021-11-07 00:56:20,209 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 00:56:20,209 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1174106844] [2021-11-07 00:56:20,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 00:56:20,210 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 00:56:20,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 00:56:20,211 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 00:56:20,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 00:56:24,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 00:56:24,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 1666 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-07 00:56:24,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 00:56:25,274 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 00:56:25,274 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 00:56:26,434 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 00:56:26,434 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 00:56:26,435 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1174106844] [2021-11-07 00:56:26,435 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1174106844] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 00:56:26,435 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 00:56:26,435 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 11 [2021-11-07 00:56:26,435 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34939824] [2021-11-07 00:56:26,436 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-07 00:56:26,436 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 00:56:26,436 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-07 00:56:26,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-07 00:56:26,437 INFO L87 Difference]: Start difference. First operand 9 states and 8 transitions. Second operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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 00:56:27,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 00:56:27,029 INFO L93 Difference]: Finished difference Result 9 states and 8 transitions. [2021-11-07 00:56:27,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 00:56:27,031 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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 8 [2021-11-07 00:56:27,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 00:56:27,032 INFO L225 Difference]: With dead ends: 9 [2021-11-07 00:56:27,032 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 00:56:27,033 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=44, Invalid=112, Unknown=0, NotChecked=0, Total=156 [2021-11-07 00:56:27,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 00:56:27,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 00:56:27,033 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 00:56:27,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 00:56:27,034 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 8 [2021-11-07 00:56:27,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 00:56:27,034 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 00:56:27,034 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 11 states have internal predecessors, (14), 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 00:56:27,034 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 00:56:27,035 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 00:56:27,037 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:56:27,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:56:27,038 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 00:56:27,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 00:56:27,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 00:56:27,250 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 00:56:27,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:56:27,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 00:56:27,441 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 00:56:27,441 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,441 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,441 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,441 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point L8750(lines 8750 8765) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L853 garLoopResultBuilder]: At program point L8071(lines 8050 8072) the Hoare annotation is: (= (_ bv0 64) (bvadd |ULTIMATE.start_aws_nospec_mask_#res| (bvudiv (bvnot (bvor (bvor ULTIMATE.start_aws_nospec_mask_harness_~index~0 ULTIMATE.start_aws_nospec_mask_harness_~bound~0) (bvadd ULTIMATE.start_aws_nospec_mask_harness_~bound~0 (_ bv18446744073709551615 64) (bvneg ULTIMATE.start_aws_nospec_mask_harness_~index~0)))) (_ bv9223372036854775808 64)))) [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 00:56:27,442 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-11-07 00:56:27,443 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 00:56:27,443 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-11-07 00:56:27,443 INFO L853 garLoopResultBuilder]: At program point L8767(line 8767) the Hoare annotation is: (and (not (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 8))) (or (= (_ bv0 64) |ULTIMATE.start_aws_nospec_mask_#res|) (= (_ bv0 64) (bvadd |ULTIMATE.start_aws_nospec_mask_#res| (_ bv1 64)))) (exists ((ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 (_ BitVec 64)) (ULTIMATE.start_aws_nospec_mask_~negative_mask~0 (_ BitVec 64))) (= (bvadd (bvudiv (bvnot (bvor ULTIMATE.start_aws_nospec_mask_~negative_mask~0 ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)) (_ bv9223372036854775808 64)) ULTIMATE.start_aws_nospec_mask_harness_~rval~14) (_ bv0 64)))) [2021-11-07 00:56:27,443 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,443 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 00:56:27,446 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-07 00:56:27,448 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 00:56:27,456 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-11-07 00:56:27,457 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-11-07 00:56:27,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-11-07 00:56:27,475 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-11-07 00:56:27,479 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:56:27 BoogieIcfgContainer [2021-11-07 00:56:27,479 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 00:56:27,481 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 00:56:27,481 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 00:56:27,481 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 00:56:27,482 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:56:08" (3/4) ... [2021-11-07 00:56:27,485 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 00:56:27,515 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-11-07 00:56:27,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2021-11-07 00:56:27,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 00:56:27,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-07 00:56:27,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-07 00:56:27,523 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-07 00:56:27,527 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 00:56:27,529 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 00:56:27,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0bv64 == ~bvadd16(\result, ~bvudiv64(~bvnot64(~bvor64(~bvor64(index, bound), ~bvadd16(bound, 18446744073709551615bv64, ~bvneg32(index)))), 9223372036854775808bv64)) [2021-11-07 00:56:27,569 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(cond == 0bv8) && (0bv64 == \result || 0bv64 == ~bvadd16(\result, 1bv64))) && (\exists ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 : bv64, ULTIMATE.start_aws_nospec_mask_~negative_mask~0 : bv64 :: ~bvadd16(~bvudiv64(~bvnot64(~bvor64(ULTIMATE.start_aws_nospec_mask_~negative_mask~0, ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)), 9223372036854775808bv64), rval) == 0bv64) [2021-11-07 00:56:28,655 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 00:56:28,655 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 00:56:28,656 INFO L168 Benchmark]: Toolchain (without parser) took 37598.03 ms. Allocated memory was 62.9 MB in the beginning and 742.4 MB in the end (delta: 679.5 MB). Free memory was 34.3 MB in the beginning and 628.4 MB in the end (delta: -594.1 MB). Peak memory consumption was 488.7 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,657 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:56:28,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3665.17 ms. Allocated memory was 62.9 MB in the beginning and 161.5 MB in the end (delta: 98.6 MB). Free memory was 34.0 MB in the beginning and 105.6 MB in the end (delta: -71.6 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,657 INFO L168 Benchmark]: Boogie Procedure Inliner took 339.44 ms. Allocated memory is still 161.5 MB. Free memory was 105.6 MB in the beginning and 96.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,658 INFO L168 Benchmark]: Boogie Preprocessor took 172.44 ms. Allocated memory is still 161.5 MB. Free memory was 96.5 MB in the beginning and 88.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,658 INFO L168 Benchmark]: RCFGBuilder took 12768.84 ms. Allocated memory was 161.5 MB in the beginning and 589.3 MB in the end (delta: 427.8 MB). Free memory was 88.0 MB in the beginning and 223.9 MB in the end (delta: -135.9 MB). Peak memory consumption was 337.0 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,658 INFO L168 Benchmark]: TraceAbstraction took 19459.72 ms. Allocated memory is still 589.3 MB. Free memory was 223.9 MB in the beginning and 506.7 MB in the end (delta: -282.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 00:56:28,658 INFO L168 Benchmark]: Witness Printer took 1174.38 ms. Allocated memory was 589.3 MB in the beginning and 742.4 MB in the end (delta: 153.1 MB). Free memory was 506.7 MB in the beginning and 628.4 MB in the end (delta: -121.7 MB). Peak memory consumption was 435.1 MB. Max. memory is 16.1 GB. [2021-11-07 00:56:28,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 62.9 MB. Free memory is still 43.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3665.17 ms. Allocated memory was 62.9 MB in the beginning and 161.5 MB in the end (delta: 98.6 MB). Free memory was 34.0 MB in the beginning and 105.6 MB in the end (delta: -71.6 MB). Peak memory consumption was 58.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 339.44 ms. Allocated memory is still 161.5 MB. Free memory was 105.6 MB in the beginning and 96.5 MB in the end (delta: 9.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 172.44 ms. Allocated memory is still 161.5 MB. Free memory was 96.5 MB in the beginning and 88.0 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12768.84 ms. Allocated memory was 161.5 MB in the beginning and 589.3 MB in the end (delta: 427.8 MB). Free memory was 88.0 MB in the beginning and 223.9 MB in the end (delta: -135.9 MB). Peak memory consumption was 337.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 19459.72 ms. Allocated memory is still 589.3 MB. Free memory was 223.9 MB in the beginning and 506.7 MB in the end (delta: -282.8 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1174.38 ms. Allocated memory was 589.3 MB in the beginning and 742.4 MB in the end (delta: 153.1 MB). Free memory was 506.7 MB in the beginning and 628.4 MB in the end (delta: -121.7 MB). Peak memory consumption was 435.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - 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, 18 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 19.3s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 18 SDtfs, 52 SDslu, 30 SDs, 0 SdLazy, 39 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18occurred in iteration=0, InterpolantAutomatonStates: 16, 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, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 3 NumberOfFragments, 41 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 10 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 11.5s SatisfiabilityAnalysisTime, 4.2s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 34 ConstructedInterpolants, 2 QuantifiedInterpolants, 285 SizeOfPredicates, 32 NumberOfNonLiveVariables, 4992 ConjunctsInSsa, 35 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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 3 specifications checked. All of them hold - InvariantResult [Line: 8767]: Loop Invariant [2021-11-07 00:56:28,666 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-11-07 00:56:28,666 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] [2021-11-07 00:56:28,667 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~negative_mask~0,QUANTIFIED] [2021-11-07 00:56:28,667 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_aws_nospec_mask_~toobig_mask~0,QUANTIFIED] Derived loop invariant: (!(cond == 0bv8) && (0bv64 == \result || 0bv64 == ~bvadd16(\result, 1bv64))) && (\exists ULTIMATE.start_aws_nospec_mask_~toobig_mask~0 : bv64, ULTIMATE.start_aws_nospec_mask_~negative_mask~0 : bv64 :: ~bvadd16(~bvudiv64(~bvnot64(~bvor64(ULTIMATE.start_aws_nospec_mask_~negative_mask~0, ULTIMATE.start_aws_nospec_mask_~toobig_mask~0)), 9223372036854775808bv64), rval) == 0bv64) - InvariantResult [Line: 8050]: Loop Invariant Derived loop invariant: 0bv64 == ~bvadd16(\result, ~bvudiv64(~bvnot64(~bvor64(~bvor64(index, bound), ~bvadd16(bound, 18446744073709551615bv64, ~bvneg32(index)))), 9223372036854775808bv64)) RESULT: Ultimate proved your program to be correct! [2021-11-07 00:56:28,715 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a77743ff-08cd-471d-8b89-f286f837825f/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