./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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 f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:56:29,494 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:56:29,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:56:29,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:56:29,577 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:56:29,584 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:56:29,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:56:29,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:56:29,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:56:29,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:56:29,609 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:56:29,611 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:56:29,612 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:56:29,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:56:29,619 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:56:29,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:56:29,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:56:29,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:56:29,638 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:56:29,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:56:29,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:56:29,651 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:56:29,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:56:29,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:56:29,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:56:29,667 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:56:29,667 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:56:29,670 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:56:29,671 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:56:29,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:56:29,674 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:56:29,675 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:56:29,677 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:56:29,679 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:56:29,681 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:56:29,682 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:56:29,683 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:56:29,683 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:56:29,683 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:56:29,685 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:56:29,686 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:56:29,687 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:56:29,751 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:56:29,751 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:56:29,753 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:56:29,754 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:56:29,754 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:56:29,754 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:56:29,755 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:56:29,755 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:56:29,755 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:56:29,756 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:56:29,757 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:56:29,757 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:56:29,758 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:56:29,758 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:56:29,758 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:56:29,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:56:29,760 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:56:29,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:56:29,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:56:29,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:56:29,762 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:56:29,762 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:56:29,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:56:29,762 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:56:29,763 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:56:29,763 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:56:29,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:56:29,764 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:56:29,764 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:56:29,764 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:56:29,765 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:56:29,765 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:56:29,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:56:29,766 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:56:29,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:56:29,766 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:56:29,767 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 [2021-11-07 01:56:30,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:56:30,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:56:30,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:56:30,166 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:56:30,167 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:56:30,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2021-11-07 01:56:30,251 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/468b190ec/6f924d4627bd48ccb9ed13b161eb4a49/FLAGfce60e78e [2021-11-07 01:56:31,380 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:56:31,381 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2021-11-07 01:56:31,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/468b190ec/6f924d4627bd48ccb9ed13b161eb4a49/FLAGfce60e78e [2021-11-07 01:56:31,703 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/468b190ec/6f924d4627bd48ccb9ed13b161eb4a49 [2021-11-07 01:56:31,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:56:31,708 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:56:31,711 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:31,712 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:56:31,716 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:56:31,717 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:31" (1/1) ... [2021-11-07 01:56:31,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eaf5834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:31, skipping insertion in model container [2021-11-07 01:56:31,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:31" (1/1) ... [2021-11-07 01:56:31,731 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:56:31,867 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:56:32,275 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2021-11-07 01:56:32,285 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2021-11-07 01:56:32,317 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:56:32,325 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:56:33,643 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,645 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,645 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,646 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,648 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,667 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,668 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,670 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:33,671 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:34,234 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:56:34,236 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:56:34,238 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:56:34,240 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:56:34,242 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:56:34,243 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:56:34,244 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:56:34,245 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:56:34,246 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:56:34,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:56:34,508 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:56:34,714 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:34,714 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:34,808 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:34,880 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:56:34,881 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63394f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:34, skipping insertion in model container [2021-11-07 01:56:34,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:34,882 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:56:34,885 INFO L168 Benchmark]: Toolchain (without parser) took 3175.51 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 60.8 MB in the beginning and 55.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:34,886 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:56:34,887 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3170.72 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 60.8 MB in the beginning and 55.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:56:34,890 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 88.1 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3170.72 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 60.8 MB in the beginning and 55.5 MB in the end (delta: 5.3 MB). Peak memory consumption was 31.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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 f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:56:37,635 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:56:37,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:56:37,681 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:56:37,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:56:37,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:56:37,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:56:37,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:56:37,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:56:37,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:56:37,696 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:56:37,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:56:37,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:56:37,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:56:37,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:56:37,706 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:56:37,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:56:37,709 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:56:37,712 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:56:37,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:56:37,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:56:37,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:56:37,730 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:56:37,731 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:56:37,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:56:37,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:56:37,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:56:37,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:56:37,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:56:37,741 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:56:37,742 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:56:37,743 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:56:37,745 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:56:37,746 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:56:37,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:56:37,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:56:37,750 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:56:37,750 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:56:37,751 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:56:37,752 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:56:37,754 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:56:37,755 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:56:37,795 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:56:37,796 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:56:37,797 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:56:37,797 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:56:37,797 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:56:37,798 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:56:37,798 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:56:37,798 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:56:37,798 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:56:37,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:56:37,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:56:37,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:56:37,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:56:37,800 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:56:37,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:56:37,801 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:56:37,801 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:56:37,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:56:37,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:56:37,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:56:37,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:56:37,803 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:56:37,803 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:56:37,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:56:37,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:56:37,804 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:56:37,804 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:56:37,804 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:56:37,804 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:56:37,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:56:37,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:56:37,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:56:37,805 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 [2021-11-07 01:56:38,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:56:38,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:56:38,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:56:38,350 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:56:38,351 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:56:38,353 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2021-11-07 01:56:38,466 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/5e228a835/654133e802c4414ba7780d1a9b033544/FLAG12f8f8182 [2021-11-07 01:56:39,716 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:56:39,718 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2021-11-07 01:56:39,767 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/5e228a835/654133e802c4414ba7780d1a9b033544/FLAG12f8f8182 [2021-11-07 01:56:39,783 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/data/5e228a835/654133e802c4414ba7780d1a9b033544 [2021-11-07 01:56:39,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:56:39,793 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:56:39,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:39,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:56:39,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:56:39,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:39" (1/1) ... [2021-11-07 01:56:39,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c825b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:39, skipping insertion in model container [2021-11-07 01:56:39,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:56:39" (1/1) ... [2021-11-07 01:56:39,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:56:40,058 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:56:40,539 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2021-11-07 01:56:40,548 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2021-11-07 01:56:40,584 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:56:40,593 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:56:42,096 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,097 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,098 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,099 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,101 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,119 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,121 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:42,692 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:56:42,694 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:56:42,696 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:56:42,697 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:56:42,700 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:56:42,701 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:56:42,702 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:56:42,703 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:56:42,704 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:56:42,706 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:56:42,942 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:56:43,122 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:43,338 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:56:43,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:56:43,418 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2021-11-07 01:56:43,419 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2021-11-07 01:56:43,420 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:56:43,421 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:56:43,490 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,491 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,492 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,493 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,494 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,502 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,503 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,504 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,505 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,580 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:56:43,582 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:56:43,582 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:56:43,584 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:56:43,585 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:56:43,586 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:56:43,586 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:56:43,587 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:56:43,588 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:56:43,588 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:56:43,615 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:56:43,713 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,715 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:43,833 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:56:43,858 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2021-11-07 01:56:43,865 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_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2021-11-07 01:56:43,867 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:56:43,868 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:56:43,964 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,964 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,965 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,965 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,966 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,973 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,974 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,975 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:43,976 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:44,013 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:56:44,014 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:56:44,015 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:56:44,016 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:56:44,017 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:56:44,018 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:56:44,018 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:56:44,019 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:56:44,020 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:56:44,020 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:56:44,043 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:56:44,107 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:44,107 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:56:44,192 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:56:44,585 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:56:44,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44 WrapperNode [2021-11-07 01:56:44,586 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:56:44,588 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:56:44,588 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:56:44,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:56:44,597 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:44,799 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:44,954 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:56:44,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:56:44,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:56:44,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:56:44,966 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:44,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:44,986 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:44,986 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:45,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:45,065 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:45,108 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:45,127 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:56:45,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:56:45,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:56:45,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:56:45,130 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (1/1) ... [2021-11-07 01:56:45,138 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:56:45,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:56:45,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:56:45,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:56:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:56:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:56:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:56:45,225 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:56:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:56:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:56:45,226 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:56:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:56:45,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:56:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:56:45,228 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:56:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:56:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:56:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:56:45,229 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:57:02,138 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:57:02,138 INFO L299 CfgBuilder]: Removed 61 assume(true) statements. [2021-11-07 01:57:02,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:57:02 BoogieIcfgContainer [2021-11-07 01:57:02,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:57:02,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:57:02,144 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:57:02,147 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:57:02,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:56:39" (1/3) ... [2021-11-07 01:57:02,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3190a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:57:02, skipping insertion in model container [2021-11-07 01:57:02,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:56:44" (2/3) ... [2021-11-07 01:57:02,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3190a702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:57:02, skipping insertion in model container [2021-11-07 01:57:02,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:57:02" (3/3) ... [2021-11-07 01:57:02,152 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_right_trim_pred_harness.i [2021-11-07 01:57:02,159 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:57:02,159 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-07 01:57:02,219 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:57:02,227 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:57:02,227 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-07 01:57:02,252 INFO L276 IsEmpty]: Start isEmpty. Operand has 124 states, 118 states have (on average 1.4491525423728813) internal successors, (171), 123 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:02,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:57:02,260 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:57:02,261 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:57:02,261 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 01:57:02,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:57:02,269 INFO L85 PathProgramCache]: Analyzing trace with hash 960385600, now seen corresponding path program 1 times [2021-11-07 01:57:02,304 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:57:02,305 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1721450127] [2021-11-07 01:57:02,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:57:02,306 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:57:02,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:57:02,310 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:57:02,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:57:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:57:07,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 1763 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:57:07,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:57:07,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:07,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:57:07,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:07,953 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:57:07,954 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1721450127] [2021-11-07 01:57:07,954 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1721450127] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:57:07,955 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:57:07,955 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:57:07,957 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1956977830] [2021-11-07 01:57:07,963 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:57:07,963 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:57:07,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:57:07,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:57:07,999 INFO L87 Difference]: Start difference. First operand has 124 states, 118 states have (on average 1.4491525423728813) internal successors, (171), 123 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:08,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:57:08,047 INFO L93 Difference]: Finished difference Result 244 states and 337 transitions. [2021-11-07 01:57:08,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:57:08,049 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 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 30 [2021-11-07 01:57:08,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:57:08,061 INFO L225 Difference]: With dead ends: 244 [2021-11-07 01:57:08,061 INFO L226 Difference]: Without dead ends: 117 [2021-11-07 01:57:08,065 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:57:08,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-11-07 01:57:08,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2021-11-07 01:57:08,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.3392857142857142) internal successors, (150), 116 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:08,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 150 transitions. [2021-11-07 01:57:08,149 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 150 transitions. Word has length 30 [2021-11-07 01:57:08,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:57:08,150 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 150 transitions. [2021-11-07 01:57:08,150 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:08,151 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 150 transitions. [2021-11-07 01:57:08,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 01:57:08,165 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:57:08,166 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:57:08,230 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:57:08,389 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:57:08,390 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 01:57:08,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:57:08,391 INFO L85 PathProgramCache]: Analyzing trace with hash -649638665, now seen corresponding path program 1 times [2021-11-07 01:57:08,396 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:57:08,397 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1827562719] [2021-11-07 01:57:08,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:57:08,402 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:57:08,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:57:08,403 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:57:08,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:57:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:57:13,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 1766 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:57:13,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:57:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:14,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:57:14,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:14,238 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:57:14,238 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1827562719] [2021-11-07 01:57:14,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1827562719] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:57:14,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:57:14,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:57:14,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [136959329] [2021-11-07 01:57:14,241 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:57:14,241 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:57:14,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:57:14,243 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:57:14,243 INFO L87 Difference]: Start difference. First operand 117 states and 150 transitions. Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:14,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:57:14,564 INFO L93 Difference]: Finished difference Result 213 states and 273 transitions. [2021-11-07 01:57:14,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:57:14,567 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 32 [2021-11-07 01:57:14,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:57:14,569 INFO L225 Difference]: With dead ends: 213 [2021-11-07 01:57:14,569 INFO L226 Difference]: Without dead ends: 117 [2021-11-07 01:57:14,570 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:57:14,571 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-11-07 01:57:14,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2021-11-07 01:57:14,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.3125) internal successors, (147), 116 states have internal predecessors, (147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:14,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 147 transitions. [2021-11-07 01:57:14,608 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 147 transitions. Word has length 32 [2021-11-07 01:57:14,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:57:14,609 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 147 transitions. [2021-11-07 01:57:14,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 4 states have internal predecessors, (32), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:14,610 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 147 transitions. [2021-11-07 01:57:14,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 01:57:14,612 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:57:14,612 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:57:14,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:57:14,825 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:57:14,826 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 01:57:14,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:57:14,827 INFO L85 PathProgramCache]: Analyzing trace with hash 1150788759, now seen corresponding path program 1 times [2021-11-07 01:57:14,830 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:57:14,831 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [142753639] [2021-11-07 01:57:14,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:57:14,831 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:57:14,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:57:14,832 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:57:14,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:57:20,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:57:20,494 INFO L263 TraceCheckSpWp]: Trace formula consists of 1774 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-07 01:57:20,499 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:57:20,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:20,853 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:57:21,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:21,126 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:57:21,126 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [142753639] [2021-11-07 01:57:21,126 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [142753639] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:57:21,127 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:57:21,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:57:21,127 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147689643] [2021-11-07 01:57:21,128 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:57:21,128 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:57:21,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:57:21,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:57:21,129 INFO L87 Difference]: Start difference. First operand 117 states and 147 transitions. Second operand has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:21,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:57:21,501 INFO L93 Difference]: Finished difference Result 174 states and 217 transitions. [2021-11-07 01:57:21,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:57:21,502 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 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 36 [2021-11-07 01:57:21,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:57:21,506 INFO L225 Difference]: With dead ends: 174 [2021-11-07 01:57:21,506 INFO L226 Difference]: Without dead ends: 117 [2021-11-07 01:57:21,507 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:57:21,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2021-11-07 01:57:21,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 117. [2021-11-07 01:57:21,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 112 states have (on average 1.3035714285714286) internal successors, (146), 116 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:21,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 146 transitions. [2021-11-07 01:57:21,521 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 146 transitions. Word has length 36 [2021-11-07 01:57:21,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:57:21,522 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 146 transitions. [2021-11-07 01:57:21,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.2) internal successors, (36), 5 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:57:21,522 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 146 transitions. [2021-11-07 01:57:21,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:57:21,524 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:57:21,524 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:57:21,578 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:57:21,725 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:57:21,725 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2021-11-07 01:57:21,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:57:21,726 INFO L85 PathProgramCache]: Analyzing trace with hash 410162962, now seen corresponding path program 1 times [2021-11-07 01:57:21,730 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:57:21,730 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [222022917] [2021-11-07 01:57:21,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:57:21,731 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:57:21,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:57:21,732 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:57:21,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9f2625c0-e7f8-48e4-9b4d-bf33e9238850/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:57:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:57:27,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 1778 conjuncts, 29 conjunts are in the unsatisfiable core [2021-11-07 01:57:27,186 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:57:28,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:57:28,700 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:57:41,247 WARN L207 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 523 DAG size of output: 269 [2021-11-07 01:57:41,262 INFO L354 Elim1Store]: treesize reduction 837, result has 46.8 percent of original size [2021-11-07 01:57:41,264 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 128 treesize of output 771