./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:51:03,301 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:51:03,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:51:03,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:51:03,333 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:51:03,334 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:51:03,336 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:51:03,338 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:51:03,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:51:03,341 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:51:03,342 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:51:03,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:51:03,344 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:51:03,346 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:51:03,347 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:51:03,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:51:03,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:51:03,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:51:03,353 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:51:03,356 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:51:03,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:51:03,359 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:51:03,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:51:03,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:51:03,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:51:03,366 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:51:03,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:51:03,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:51:03,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:51:03,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:51:03,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:51:03,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:51:03,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:51:03,376 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:51:03,377 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:51:03,378 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:51:03,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:51:03,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:51:03,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:51:03,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:51:03,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:51:03,384 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:51:03,427 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:51:03,428 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:51:03,429 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:51:03,429 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:51:03,430 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:51:03,430 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:51:03,430 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:51:03,430 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:51:03,436 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:51:03,437 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:51:03,438 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:51:03,438 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:51:03,438 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:51:03,439 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:51:03,439 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:51:03,440 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:51:03,440 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:51:03,440 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:51:03,440 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:51:03,441 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:51:03,441 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:51:03,441 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:51:03,441 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:51:03,442 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:51:03,442 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:51:03,442 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:51:03,443 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:51:03,443 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:03,443 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:51:03,443 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:51:03,444 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:51:03,444 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:51:03,444 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:51:03,445 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:51:03,445 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:51:03,445 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:51:03,445 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b [2021-11-07 01:51:03,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:51:03,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:51:03,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:51:03,770 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:51:03,771 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:51:03,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2021-11-07 01:51:03,847 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/79ecd4e12/0990ba33ac0546e5b0117effdedb66a6/FLAGce548508f [2021-11-07 01:51:04,646 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:51:04,648 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2021-11-07 01:51:04,716 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/79ecd4e12/0990ba33ac0546e5b0117effdedb66a6/FLAGce548508f [2021-11-07 01:51:05,172 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/79ecd4e12/0990ba33ac0546e5b0117effdedb66a6 [2021-11-07 01:51:05,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:51:05,177 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:51:05,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:05,191 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:51:05,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:51:05,195 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:05" (1/1) ... [2021-11-07 01:51:05,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7586e01b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:05, skipping insertion in model container [2021-11-07 01:51:05,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:05" (1/1) ... [2021-11-07 01:51:05,203 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:51:05,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:05,713 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2021-11-07 01:51:05,723 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2021-11-07 01:51:05,750 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:51:05,756 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:51:06,590 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:51:06,661 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,661 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,662 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,663 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,664 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,678 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,683 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,687 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,688 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,690 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,692 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,698 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:06,700 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:07,082 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:51:07,083 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:51:07,084 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:51:07,085 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:51:07,087 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:51:07,088 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:51:07,089 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:51:07,089 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:51:07,090 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:51:07,091 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:51:07,297 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:07,313 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:07,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:07,470 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 01:51:07,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@99a1f4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:07, skipping insertion in model container [2021-11-07 01:51:07,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:07,471 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:51:07,473 INFO L168 Benchmark]: Toolchain (without parser) took 2295.15 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 78.0 MB in the beginning and 97.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:07,474 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 102.8 MB. Free memory is still 79.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:51:07,476 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2279.75 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 78.0 MB in the beginning and 97.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:51:07,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 102.8 MB. Free memory is still 79.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2279.75 ms. Allocated memory was 102.8 MB in the beginning and 138.4 MB in the end (delta: 35.7 MB). Free memory was 78.0 MB in the beginning and 97.9 MB in the end (delta: -19.9 MB). Peak memory consumption was 39.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2886]: 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:51:09,712 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:51:09,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:51:09,765 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:51:09,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:51:09,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:51:09,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:51:09,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:51:09,774 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:51:09,775 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:51:09,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:51:09,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:51:09,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:51:09,780 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:51:09,782 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:51:09,783 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:51:09,784 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:51:09,786 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:51:09,788 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:51:09,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:51:09,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:51:09,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:51:09,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:51:09,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:51:09,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:51:09,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:51:09,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:51:09,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:51:09,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:51:09,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:51:09,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:51:09,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:51:09,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:51:09,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:51:09,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:51:09,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:51:09,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:51:09,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:51:09,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:51:09,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:51:09,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:51:09,821 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:51:09,862 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:51:09,863 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:51:09,864 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:51:09,864 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:51:09,864 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:51:09,864 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:51:09,865 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:51:09,865 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:51:09,865 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:51:09,866 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:51:09,866 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:51:09,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:51:09,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:51:09,867 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:51:09,867 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:51:09,867 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:51:09,867 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:51:09,868 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:51:09,868 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:51:09,868 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:51:09,868 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:51:09,869 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:51:09,869 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:51:09,869 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:09,869 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:51:09,869 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:51:09,870 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:51:09,870 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:51:09,870 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:51:09,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:51:09,871 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:51:09,871 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:51:09,871 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e3d62ab3962e5958dc41169c7885079de47f5dcf75079068205793f151a2e2b [2021-11-07 01:51:10,274 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:51:10,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:51:10,307 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:51:10,309 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:51:10,310 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:51:10,311 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2021-11-07 01:51:10,397 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/8226dee85/377b81f7935244c8a1146cd2f239252c/FLAGb350ea7e5 [2021-11-07 01:51:11,253 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:51:11,254 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i [2021-11-07 01:51:11,296 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/8226dee85/377b81f7935244c8a1146cd2f239252c/FLAGb350ea7e5 [2021-11-07 01:51:11,768 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/data/8226dee85/377b81f7935244c8a1146cd2f239252c [2021-11-07 01:51:11,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:51:11,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:51:11,773 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:11,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:51:11,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:51:11,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:11" (1/1) ... [2021-11-07 01:51:11,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a9e2dbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:11, skipping insertion in model container [2021-11-07 01:51:11,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:51:11" (1/1) ... [2021-11-07 01:51:11,787 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:51:11,915 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:12,192 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2021-11-07 01:51:12,198 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2021-11-07 01:51:12,221 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:51:12,227 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:51:13,346 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:51:13,454 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,455 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,456 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,457 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,458 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,472 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,473 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,474 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,475 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,477 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,478 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,479 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,480 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:13,879 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:51:13,881 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:51:13,882 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:51:13,883 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:51:13,885 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:51:13,885 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:51:13,886 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:51:13,887 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:51:13,888 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:51:13,888 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:51:14,047 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,055 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:14,158 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:51:14,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:51:14,238 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2021-11-07 01:51:14,239 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2021-11-07 01:51:14,244 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:51:14,247 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:51:14,304 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:51:14,336 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,336 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,343 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,344 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,346 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,358 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,359 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,362 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,363 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,372 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,374 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,375 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,375 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,442 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:51:14,443 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:51:14,444 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:51:14,448 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:51:14,449 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:51:14,449 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:51:14,450 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:51:14,450 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:51:14,452 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:51:14,453 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:51:14,507 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,516 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:14,589 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:51:14,615 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4497,4510] [2021-11-07 01:51:14,616 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_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/sv-benchmarks/c/aws-c-common/aws_array_list_pop_back_harness.i[4557,4570] [2021-11-07 01:51:14,618 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:51:14,620 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:51:14,676 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:51:14,695 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,695 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,696 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,696 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,697 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,702 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,704 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,705 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,706 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,707 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,708 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,708 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,708 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,741 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:51:14,742 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:51:14,743 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:51:14,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:51:14,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:51:14,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:51:14,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:51:14,746 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:51:14,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:51:14,747 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:51:14,791 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,795 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:51:14,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:51:15,148 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:51:15,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15 WrapperNode [2021-11-07 01:51:15,149 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:51:15,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:15,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:51:15,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:51:15,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:51:15,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:51:15,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:51:15,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:51:15,407 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,419 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,419 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,490 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,499 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,512 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,542 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:51:15,543 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:51:15,543 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:51:15,543 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:51:15,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (1/1) ... [2021-11-07 01:51:15,552 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:51:15,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:51:15,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:51:15,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:51:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:51:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:51:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:51:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:51:15,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:51:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:51:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:51:15,665 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:51:15,665 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:51:15,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:51:31,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:51:31,687 INFO L299 CfgBuilder]: Removed 205 assume(true) statements. [2021-11-07 01:51:31,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:31 BoogieIcfgContainer [2021-11-07 01:51:31,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:51:31,694 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:51:31,694 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:51:31,697 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:51:31,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:51:11" (1/3) ... [2021-11-07 01:51:31,698 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f928012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:31, skipping insertion in model container [2021-11-07 01:51:31,698 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:51:15" (2/3) ... [2021-11-07 01:51:31,699 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f928012 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:51:31, skipping insertion in model container [2021-11-07 01:51:31,700 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:51:31" (3/3) ... [2021-11-07 01:51:31,707 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_pop_back_harness.i [2021-11-07 01:51:31,713 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:51:31,713 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2021-11-07 01:51:31,787 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:51:31,797 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 01:51:31,798 INFO L340 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-11-07 01:51:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand has 254 states, 237 states have (on average 1.4345991561181435) internal successors, (340), 253 states have internal predecessors, (340), 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 01:51:31,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:51:31,834 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:31,843 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] [2021-11-07 01:51:31,843 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:31,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:31,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1102187548, now seen corresponding path program 1 times [2021-11-07 01:51:31,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:31,874 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952490818] [2021-11-07 01:51:31,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:31,875 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:31,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:31,878 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:31,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:51:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:35,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 1566 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:51:35,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:35,908 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 01:51:35,908 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:36,117 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 01:51:36,118 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:36,119 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952490818] [2021-11-07 01:51:36,119 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952490818] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:36,119 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:36,120 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:51:36,121 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2132363308] [2021-11-07 01:51:36,126 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:51:36,127 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:36,140 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:51:36,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:51:36,144 INFO L87 Difference]: Start difference. First operand has 254 states, 237 states have (on average 1.4345991561181435) internal successors, (340), 253 states have internal predecessors, (340), 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 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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 01:51:36,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:36,189 INFO L93 Difference]: Finished difference Result 504 states and 675 transitions. [2021-11-07 01:51:36,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:51:36,191 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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 33 [2021-11-07 01:51:36,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:36,203 INFO L225 Difference]: With dead ends: 504 [2021-11-07 01:51:36,203 INFO L226 Difference]: Without dead ends: 249 [2021-11-07 01:51:36,207 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 64 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 01:51:36,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2021-11-07 01:51:36,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2021-11-07 01:51:36,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 233 states have (on average 1.3133047210300428) internal successors, (306), 248 states have internal predecessors, (306), 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 01:51:36,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 306 transitions. [2021-11-07 01:51:36,277 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 306 transitions. Word has length 33 [2021-11-07 01:51:36,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:36,277 INFO L470 AbstractCegarLoop]: Abstraction has 249 states and 306 transitions. [2021-11-07 01:51:36,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.5) internal successors, (33), 2 states have internal predecessors, (33), 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 01:51:36,278 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 306 transitions. [2021-11-07 01:51:36,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:51:36,279 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:36,279 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] [2021-11-07 01:51:36,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:51:36,487 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:36,487 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:36,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:36,488 INFO L85 PathProgramCache]: Analyzing trace with hash -977674992, now seen corresponding path program 1 times [2021-11-07 01:51:36,492 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:36,492 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571409372] [2021-11-07 01:51:36,492 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:36,493 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:36,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:36,494 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:36,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:51:40,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:40,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1566 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:51:40,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:40,682 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 01:51:40,683 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:40,830 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 01:51:40,830 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:40,831 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571409372] [2021-11-07 01:51:40,831 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571409372] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:40,831 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:40,831 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:51:40,831 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848496808] [2021-11-07 01:51:40,833 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:51:40,833 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:40,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:51:40,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:51:40,834 INFO L87 Difference]: Start difference. First operand 249 states and 306 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 01:51:40,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:40,902 INFO L93 Difference]: Finished difference Result 485 states and 597 transitions. [2021-11-07 01:51:40,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:51:40,909 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 33 [2021-11-07 01:51:40,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:40,911 INFO L225 Difference]: With dead ends: 485 [2021-11-07 01:51:40,914 INFO L226 Difference]: Without dead ends: 250 [2021-11-07 01:51:40,915 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:51:40,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-11-07 01:51:40,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2021-11-07 01:51:40,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 234 states have (on average 1.311965811965812) internal successors, (307), 249 states have internal predecessors, (307), 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 01:51:40,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 307 transitions. [2021-11-07 01:51:40,932 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 307 transitions. Word has length 33 [2021-11-07 01:51:40,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:40,932 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 307 transitions. [2021-11-07 01:51:40,932 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 01:51:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 307 transitions. [2021-11-07 01:51:40,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-07 01:51:40,934 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:40,934 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] [2021-11-07 01:51:40,969 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 01:51:41,143 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:41,143 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:41,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:41,144 INFO L85 PathProgramCache]: Analyzing trace with hash -468201902, now seen corresponding path program 1 times [2021-11-07 01:51:41,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:41,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1884129866] [2021-11-07 01:51:41,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:41,153 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:41,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:41,154 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:41,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:51:44,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:44,997 INFO L263 TraceCheckSpWp]: Trace formula consists of 1568 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:51:45,002 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:45,176 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 01:51:45,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:45,364 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 01:51:45,364 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:45,365 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1884129866] [2021-11-07 01:51:45,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1884129866] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:45,365 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:45,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:51:45,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519152468] [2021-11-07 01:51:45,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:45,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:45,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:45,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:45,367 INFO L87 Difference]: Start difference. First operand 250 states and 307 transitions. Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 01:51:46,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:46,359 INFO L93 Difference]: Finished difference Result 468 states and 574 transitions. [2021-11-07 01:51:46,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:51:46,361 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 33 [2021-11-07 01:51:46,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:46,363 INFO L225 Difference]: With dead ends: 468 [2021-11-07 01:51:46,364 INFO L226 Difference]: Without dead ends: 250 [2021-11-07 01:51:46,365 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 62 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 01:51:46,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2021-11-07 01:51:46,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 250. [2021-11-07 01:51:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 250 states, 234 states have (on average 1.2991452991452992) internal successors, (304), 249 states have internal predecessors, (304), 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 01:51:46,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 250 states and 304 transitions. [2021-11-07 01:51:46,381 INFO L78 Accepts]: Start accepts. Automaton has 250 states and 304 transitions. Word has length 33 [2021-11-07 01:51:46,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:46,381 INFO L470 AbstractCegarLoop]: Abstraction has 250 states and 304 transitions. [2021-11-07 01:51:46,381 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 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 01:51:46,382 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 304 transitions. [2021-11-07 01:51:46,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-07 01:51:46,383 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:46,384 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:46,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:46,607 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:46,607 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:46,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:46,608 INFO L85 PathProgramCache]: Analyzing trace with hash 721547164, now seen corresponding path program 1 times [2021-11-07 01:51:46,611 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:46,611 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [847292665] [2021-11-07 01:51:46,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:46,611 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:46,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:46,612 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:46,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:51:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:50,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 1683 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:51:50,997 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:51,181 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 01:51:51,182 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:51,340 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 01:51:51,341 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:51,341 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [847292665] [2021-11-07 01:51:51,341 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [847292665] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:51,341 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:51,342 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:51:51,342 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207467114] [2021-11-07 01:51:51,342 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:51:51,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:51,343 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:51:51,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:51:51,344 INFO L87 Difference]: Start difference. First operand 250 states and 304 transitions. Second operand has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 01:51:52,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:52,236 INFO L93 Difference]: Finished difference Result 514 states and 633 transitions. [2021-11-07 01:51:52,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:51:52,239 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 49 [2021-11-07 01:51:52,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:52,241 INFO L225 Difference]: With dead ends: 514 [2021-11-07 01:51:52,241 INFO L226 Difference]: Without dead ends: 295 [2021-11-07 01:51:52,242 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 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 01:51:52,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-11-07 01:51:52,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 268. [2021-11-07 01:51:52,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 252 states have (on average 1.2777777777777777) internal successors, (322), 267 states have internal predecessors, (322), 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 01:51:52,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 322 transitions. [2021-11-07 01:51:52,259 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 322 transitions. Word has length 49 [2021-11-07 01:51:52,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:52,259 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 322 transitions. [2021-11-07 01:51:52,260 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 12.25) internal successors, (49), 4 states have internal predecessors, (49), 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 01:51:52,260 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 322 transitions. [2021-11-07 01:51:52,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-07 01:51:52,262 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:52,262 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:52,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:51:52,481 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:52,481 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:52,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:52,482 INFO L85 PathProgramCache]: Analyzing trace with hash -1884476390, now seen corresponding path program 1 times [2021-11-07 01:51:52,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:52,485 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [569957778] [2021-11-07 01:51:52,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:52,485 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:52,485 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:52,486 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:52,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:51:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:51:56,819 INFO L263 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-07 01:51:56,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:51:57,191 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 01:51:57,191 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:51:57,503 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 01:51:57,504 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:51:57,504 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [569957778] [2021-11-07 01:51:57,504 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [569957778] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:51:57,504 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:51:57,504 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 6 [2021-11-07 01:51:57,504 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702289421] [2021-11-07 01:51:57,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-07 01:51:57,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:51:57,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-07 01:51:57,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-07 01:51:57,506 INFO L87 Difference]: Start difference. First operand 268 states and 322 transitions. Second operand has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 01:51:58,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:51:58,725 INFO L93 Difference]: Finished difference Result 457 states and 547 transitions. [2021-11-07 01:51:58,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:51:58,726 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 49 [2021-11-07 01:51:58,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:51:58,729 INFO L225 Difference]: With dead ends: 457 [2021-11-07 01:51:58,729 INFO L226 Difference]: Without dead ends: 268 [2021-11-07 01:51:58,730 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:51:58,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-11-07 01:51:58,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 268. [2021-11-07 01:51:58,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 252 states have (on average 1.253968253968254) internal successors, (316), 267 states have internal predecessors, (316), 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 01:51:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 316 transitions. [2021-11-07 01:51:58,744 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 316 transitions. Word has length 49 [2021-11-07 01:51:58,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:51:58,745 INFO L470 AbstractCegarLoop]: Abstraction has 268 states and 316 transitions. [2021-11-07 01:51:58,745 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.166666666666666) internal successors, (49), 6 states have internal predecessors, (49), 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 01:51:58,746 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 316 transitions. [2021-11-07 01:51:58,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-07 01:51:58,752 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:51:58,752 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:51:58,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-11-07 01:51:58,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:51:58,957 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 13 more)] === [2021-11-07 01:51:58,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:51:58,958 INFO L85 PathProgramCache]: Analyzing trace with hash -1740025118, now seen corresponding path program 1 times [2021-11-07 01:51:58,961 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:51:58,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [868327038] [2021-11-07 01:51:58,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:51:58,961 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:51:58,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:51:58,962 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:51:58,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eceabf5c-cd69-4e33-9013-47b64bb1a3e1/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:55:44,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:55:48,237 INFO L263 TraceCheckSpWp]: Trace formula consists of 1804 conjuncts, 168 conjunts are in the unsatisfiable core [2021-11-07 01:55:48,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:55:48,385 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 01:55:50,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:50,638 INFO L244 Elim1Store]: Index analysis took 417 ms [2021-11-07 01:55:50,643 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 179 [2021-11-07 01:55:50,678 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:55:50,722 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:55:51,353 INFO L354 Elim1Store]: treesize reduction 58, result has 26.6 percent of original size [2021-11-07 01:55:51,353 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 33 treesize of output 43 [2021-11-07 01:55:52,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,078 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,212 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,248 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,251 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:55:52,378 INFO L244 Elim1Store]: Index analysis took 338 ms [2021-11-07 01:55:55,690 INFO L354 Elim1Store]: treesize reduction 1099, result has 7.0 percent of original size [2021-11-07 01:55:55,691 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 121 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 7 case distinctions, treesize of input 385 treesize of output 457 [2021-11-07 01:55:56,185 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 01:55:56,186 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 409 treesize of output 317 [2021-11-07 01:55:56,556 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 01:55:56,557 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 7 case distinctions, treesize of input 317 treesize of output 225 [2021-11-07 01:56:21,825 INFO L354 Elim1Store]: treesize reduction 42, result has 33.3 percent of original size [2021-11-07 01:56:21,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 129 treesize of output 142 [2021-11-07 01:56:47,659 INFO L354 Elim1Store]: treesize reduction 150, result has 26.8 percent of original size [2021-11-07 01:56:47,659 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 15 case distinctions, treesize of input 876 treesize of output 916 [2021-11-07 02:01:30,500 INFO L354 Elim1Store]: treesize reduction 223, result has 20.4 percent of original size [2021-11-07 02:01:30,501 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 21 case distinctions, treesize of input 905 treesize of output 945