./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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 21e14c4abf3c8c626ff1e4d64bac7246a96ab8c19ab8b6f263006a7e1f8fc191 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:41:54,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:41:54,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:41:54,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:41:54,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:41:54,566 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:41:54,569 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:41:54,572 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:41:54,575 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:41:54,584 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:41:54,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:41:54,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:41:54,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:41:54,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:41:54,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:41:54,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:41:54,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:41:54,601 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:41:54,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:41:54,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:41:54,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:41:54,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:41:54,621 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:41:54,622 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:41:54,631 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:41:54,631 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:41:54,632 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:41:54,634 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:41:54,635 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:41:54,636 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:41:54,637 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:41:54,638 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:41:54,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:41:54,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:41:54,643 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:41:54,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:41:54,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:41:54,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:41:54,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:41:54,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:41:54,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:41:54,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:41:54,690 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:41:54,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:41:54,691 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:41:54,691 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:41:54,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:41:54,691 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:41:54,691 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:41:54,694 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:41:54,695 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:41:54,695 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:41:54,696 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:41:54,696 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:41:54,696 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:41:54,696 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:41:54,696 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:41:54,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:41:54,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:41:54,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:41:54,699 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:41:54,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:41:54,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:41:54,700 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:41:54,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:41:54,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:41:54,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:41:54,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:41:54,701 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:41:54,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:41:54,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:41:54,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:41:54,702 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:41:54,702 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21e14c4abf3c8c626ff1e4d64bac7246a96ab8c19ab8b6f263006a7e1f8fc191 [2021-11-07 01:41:54,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:41:55,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:41:55,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:41:55,008 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:41:55,008 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:41:55,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i [2021-11-07 01:41:55,079 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/e6707c84b/a7abd3d227d8490994d4afffb5597bf3/FLAG2714af315 [2021-11-07 01:41:55,977 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:41:55,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i [2021-11-07 01:41:56,045 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/e6707c84b/a7abd3d227d8490994d4afffb5597bf3/FLAG2714af315 [2021-11-07 01:41:56,098 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/e6707c84b/a7abd3d227d8490994d4afffb5597bf3 [2021-11-07 01:41:56,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:41:56,103 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:41:56,104 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:41:56,104 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:41:56,107 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:41:56,108 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:41:56" (1/1) ... [2021-11-07 01:41:56,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3203d3fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:41:56, skipping insertion in model container [2021-11-07 01:41:56,110 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:41:56" (1/1) ... [2021-11-07 01:41:56,118 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:41:56,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:41:56,607 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4504,4517] [2021-11-07 01:41:56,616 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4564,4577] [2021-11-07 01:41:56,641 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:41:56,650 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:41:57,490 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,490 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,491 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,492 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,493 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,507 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,508 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,510 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,511 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:57,928 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:41:57,930 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:41:57,931 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:41:57,932 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:41:57,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:41:57,934 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:41:57,935 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:41:57,936 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:41:57,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:41:57,937 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:41:58,112 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:41:58,208 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:58,209 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:41:58,276 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:41:58,358 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 01:41:58,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@714411ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:41:58, skipping insertion in model container [2021-11-07 01:41:58,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:41:58,360 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:41:58,362 INFO L168 Benchmark]: Toolchain (without parser) took 2258.36 ms. Allocated memory was 90.2 MB in the beginning and 136.3 MB in the end (delta: 46.1 MB). Free memory was 60.0 MB in the beginning and 82.2 MB in the end (delta: -22.3 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:41:58,363 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:41:58,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2255.83 ms. Allocated memory was 90.2 MB in the beginning and 136.3 MB in the end (delta: 46.1 MB). Free memory was 59.7 MB in the beginning and 82.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 33.4 MB. Max. memory is 16.1 GB. [2021-11-07 01:41:58,368 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 90.2 MB. Free memory is still 65.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2255.83 ms. Allocated memory was 90.2 MB in the beginning and 136.3 MB in the end (delta: 46.1 MB). Free memory was 59.7 MB in the beginning and 82.2 MB in the end (delta: -22.5 MB). Peak memory consumption was 33.4 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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 21e14c4abf3c8c626ff1e4d64bac7246a96ab8c19ab8b6f263006a7e1f8fc191 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:42:00,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:42:00,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:42:00,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:42:00,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:42:00,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:42:00,711 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:42:00,715 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:42:00,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:42:00,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:42:00,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:42:00,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:42:00,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:42:00,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:42:00,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:42:00,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:42:00,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:42:00,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:42:00,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:42:00,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:42:00,762 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:42:00,764 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:42:00,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:42:00,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:42:00,780 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:42:00,781 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:42:00,782 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:42:00,784 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:42:00,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:42:00,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:42:00,787 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:42:00,788 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:42:00,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:42:00,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:42:00,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:42:00,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:42:00,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:42:00,795 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:42:00,795 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:42:00,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:42:00,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:42:00,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:42:00,839 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:42:00,840 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:42:00,841 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:42:00,842 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:42:00,842 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:42:00,842 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:42:00,842 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:42:00,843 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:42:00,843 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:42:00,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:42:00,846 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:42:00,846 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:42:00,847 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:42:00,847 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:42:00,847 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:42:00,848 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:42:00,848 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:42:00,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:42:00,848 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:42:00,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:42:00,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:42:00,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:42:00,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:42:00,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:42:00,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:42:00,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:42:00,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:42:00,851 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:42:00,851 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:42:00,852 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:42:00,852 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:42:00,852 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:42:00,852 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 21e14c4abf3c8c626ff1e4d64bac7246a96ab8c19ab8b6f263006a7e1f8fc191 [2021-11-07 01:42:01,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:42:01,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:42:01,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:42:01,313 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:42:01,313 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:42:01,314 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i [2021-11-07 01:42:01,387 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/bcf4f2ecd/744ef9ff1f2348109e96fc3f62804396/FLAGd688da26d [2021-11-07 01:42:02,365 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:42:02,366 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i [2021-11-07 01:42:02,437 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/bcf4f2ecd/744ef9ff1f2348109e96fc3f62804396/FLAGd688da26d [2021-11-07 01:42:02,746 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/data/bcf4f2ecd/744ef9ff1f2348109e96fc3f62804396 [2021-11-07 01:42:02,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:42:02,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:42:02,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:42:02,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:42:02,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:42:02,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:42:02" (1/1) ... [2021-11-07 01:42:02,760 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a85b463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:02, skipping insertion in model container [2021-11-07 01:42:02,760 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:42:02" (1/1) ... [2021-11-07 01:42:02,769 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:42:02,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:42:03,391 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4504,4517] [2021-11-07 01:42:03,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4564,4577] [2021-11-07 01:42:03,455 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:42:03,467 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:42:04,996 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:04,996 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:04,997 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:04,998 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:04,999 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,016 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,017 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,019 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,020 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,474 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:42:05,475 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:42:05,476 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:42:05,478 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:42:05,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:42:05,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:42:05,481 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:42:05,481 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:42:05,482 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:42:05,482 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:42:05,683 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:42:05,788 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,789 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:05,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:42:05,936 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:42:06,060 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:42:06,067 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4504,4517] [2021-11-07 01:42:06,068 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4564,4577] [2021-11-07 01:42:06,070 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:42:06,071 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:42:06,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,127 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,136 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,146 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,153 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,157 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,160 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,239 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:42:06,242 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:42:06,243 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:42:06,246 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:42:06,247 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:42:06,251 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:42:06,251 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:42:06,252 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:42:06,253 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:42:06,256 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:42:06,283 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:42:06,353 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,354 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,380 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:42:06,432 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:42:06,445 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4504,4517] [2021-11-07 01:42:06,446 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_15ae0bce-36e2-4a71-aa25-a03ec37982d8/sv-benchmarks/c/aws-c-common/aws_byte_cursor_satisfies_pred_harness.i[4564,4577] [2021-11-07 01:42:06,448 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:42:06,448 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:42:06,488 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,488 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,488 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,489 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,490 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,495 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,496 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,497 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,497 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,530 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:42:06,531 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:42:06,531 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:42:06,532 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:42:06,533 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:42:06,534 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:42:06,534 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:42:06,535 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:42:06,535 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:42:06,535 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:42:06,555 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:42:06,642 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,642 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:42:06,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:42:07,035 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:42:07,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07 WrapperNode [2021-11-07 01:42:07,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:42:07,037 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:42:07,037 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:42:07,037 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:42:07,044 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,182 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,364 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:42:07,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:42:07,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:42:07,368 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:42:07,377 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,378 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,505 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,518 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:42:07,519 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:42:07,519 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:42:07,519 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:42:07,520 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (1/1) ... [2021-11-07 01:42:07,527 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:42:07,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:42:07,557 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:42:07,584 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:42:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:42:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:42:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:42:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:42:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:42:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:42:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:42:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:42:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:42:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:42:07,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:42:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:42:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:42:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:42:07,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:42:22,117 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:42:22,118 INFO L299 CfgBuilder]: Removed 63 assume(true) statements. [2021-11-07 01:42:22,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:42:22 BoogieIcfgContainer [2021-11-07 01:42:22,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:42:22,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:42:22,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:42:22,128 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:42:22,128 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:42:02" (1/3) ... [2021-11-07 01:42:22,129 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370cf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:42:22, skipping insertion in model container [2021-11-07 01:42:22,129 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:42:07" (2/3) ... [2021-11-07 01:42:22,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370cf8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:42:22, skipping insertion in model container [2021-11-07 01:42:22,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:42:22" (3/3) ... [2021-11-07 01:42:22,133 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_satisfies_pred_harness.i [2021-11-07 01:42:22,138 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:42:22,139 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations. [2021-11-07 01:42:22,197 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:42:22,203 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 01:42:22,204 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-07 01:42:22,223 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 119 states have (on average 1.4453781512605042) internal successors, (172), 124 states have internal predecessors, (172), 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 01:42:22,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-07 01:42:22,231 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:42:22,232 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 01:42:22,232 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 01:42:22,239 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:42:22,241 INFO L85 PathProgramCache]: Analyzing trace with hash 960385600, now seen corresponding path program 1 times [2021-11-07 01:42:22,268 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:42:22,268 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1839026276] [2021-11-07 01:42:22,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:42:22,270 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:42:22,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:42:22,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:42:22,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:42:26,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:42:26,372 INFO L263 TraceCheckSpWp]: Trace formula consists of 1771 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:42:26,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:42:26,509 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 01:42:26,511 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:42:26,615 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 01:42:26,615 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:42:26,616 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1839026276] [2021-11-07 01:42:26,616 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1839026276] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:42:26,617 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:42:26,617 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:42:26,618 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018860550] [2021-11-07 01:42:26,623 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:42:26,623 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:42:26,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:42:26,636 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:42:26,674 INFO L87 Difference]: Start difference. First operand has 125 states, 119 states have (on average 1.4453781512605042) internal successors, (172), 124 states have internal predecessors, (172), 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 01:42:26,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:42:26,724 INFO L93 Difference]: Finished difference Result 246 states and 339 transitions. [2021-11-07 01:42:26,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:42:26,726 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 01:42:26,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:42:26,738 INFO L225 Difference]: With dead ends: 246 [2021-11-07 01:42:26,738 INFO L226 Difference]: Without dead ends: 118 [2021-11-07 01:42:26,744 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 01:42:26,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-07 01:42:26,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-11-07 01:42:26,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 113 states have (on average 1.336283185840708) internal successors, (151), 117 states have internal predecessors, (151), 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 01:42:26,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 151 transitions. [2021-11-07 01:42:26,779 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 151 transitions. Word has length 30 [2021-11-07 01:42:26,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:42:26,779 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 151 transitions. [2021-11-07 01:42:26,780 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 01:42:26,780 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 151 transitions. [2021-11-07 01:42:26,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-07 01:42:26,782 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:42:26,782 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 01:42:26,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:42:26,996 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:42:26,996 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 01:42:26,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:42:26,997 INFO L85 PathProgramCache]: Analyzing trace with hash -649638665, now seen corresponding path program 1 times [2021-11-07 01:42:27,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:42:27,002 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773381868] [2021-11-07 01:42:27,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:42:27,002 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:42:27,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:42:27,003 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:42:27,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:42:30,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:42:31,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 1774 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-07 01:42:31,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:42:31,373 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 01:42:31,373 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:42:31,548 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 01:42:31,549 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:42:31,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773381868] [2021-11-07 01:42:31,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773381868] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:42:31,549 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:42:31,549 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:42:31,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068153133] [2021-11-07 01:42:31,551 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:42:31,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:42:31,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:42:31,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:42:31,553 INFO L87 Difference]: Start difference. First operand 118 states and 151 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 01:42:31,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:42:31,809 INFO L93 Difference]: Finished difference Result 215 states and 275 transitions. [2021-11-07 01:42:31,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:42:31,810 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 01:42:31,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:42:31,811 INFO L225 Difference]: With dead ends: 215 [2021-11-07 01:42:31,811 INFO L226 Difference]: Without dead ends: 118 [2021-11-07 01:42:31,812 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 01:42:31,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-07 01:42:31,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-11-07 01:42:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 113 states have (on average 1.3097345132743363) internal successors, (148), 117 states have internal predecessors, (148), 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 01:42:31,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 148 transitions. [2021-11-07 01:42:31,822 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 148 transitions. Word has length 32 [2021-11-07 01:42:31,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:42:31,823 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 148 transitions. [2021-11-07 01:42:31,823 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 01:42:31,823 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 148 transitions. [2021-11-07 01:42:31,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-07 01:42:31,825 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:42:31,825 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 01:42:31,877 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:42:32,052 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:42:32,052 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 01:42:32,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:42:32,053 INFO L85 PathProgramCache]: Analyzing trace with hash 1150788759, now seen corresponding path program 1 times [2021-11-07 01:42:32,057 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:42:32,057 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2078896205] [2021-11-07 01:42:32,057 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:42:32,058 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:42:32,058 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:42:32,059 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:42:32,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:42:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:42:36,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 1782 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-07 01:42:36,504 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:42:36,813 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 01:42:36,813 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:42:37,022 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 01:42:37,023 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:42:37,023 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2078896205] [2021-11-07 01:42:37,023 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2078896205] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:42:37,023 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:42:37,023 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:42:37,023 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930976390] [2021-11-07 01:42:37,024 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:42:37,024 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:42:37,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:42:37,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:42:37,025 INFO L87 Difference]: Start difference. First operand 118 states and 148 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 01:42:37,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:42:37,293 INFO L93 Difference]: Finished difference Result 176 states and 219 transitions. [2021-11-07 01:42:37,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:42:37,294 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 01:42:37,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:42:37,296 INFO L225 Difference]: With dead ends: 176 [2021-11-07 01:42:37,296 INFO L226 Difference]: Without dead ends: 118 [2021-11-07 01:42:37,297 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-07 01:42:37,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2021-11-07 01:42:37,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 118. [2021-11-07 01:42:37,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 113 states have (on average 1.3008849557522124) internal successors, (147), 117 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 01:42:37,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 147 transitions. [2021-11-07 01:42:37,309 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 147 transitions. Word has length 36 [2021-11-07 01:42:37,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:42:37,309 INFO L470 AbstractCegarLoop]: Abstraction has 118 states and 147 transitions. [2021-11-07 01:42:37,309 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 01:42:37,310 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 147 transitions. [2021-11-07 01:42:37,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-07 01:42:37,311 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:42:37,311 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 01:42:37,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:42:37,520 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:42:37,523 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 01:42:37,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:42:37,524 INFO L85 PathProgramCache]: Analyzing trace with hash 410162962, now seen corresponding path program 1 times [2021-11-07 01:42:37,527 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:42:37,527 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [9338708] [2021-11-07 01:42:37,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:42:37,528 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:42:37,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:42:37,528 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:42:37,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15ae0bce-36e2-4a71-aa25-a03ec37982d8/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:42:41,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:42:42,122 INFO L263 TraceCheckSpWp]: Trace formula consists of 1786 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-07 01:42:42,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:42:43,241 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 01:42:43,241 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:42:54,349 WARN L207 SmtUtils]: Spent 9.75 s on a formula simplification. DAG size of input: 523 DAG size of output: 269 [2021-11-07 01:42:54,356 INFO L354 Elim1Store]: treesize reduction 837, result has 46.8 percent of original size [2021-11-07 01:42:54,357 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