./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_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_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/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_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/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_40fc470a-f23c-47b2-807f-62e14f549737/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 d58b6cbe3dbcae2c6bf4b35286cc82fa39ed49d435b7e41930b97647d699f843 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:07:10,757 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:07:10,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:07:10,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:07:10,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:07:10,823 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:07:10,825 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:07:10,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:07:10,832 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:07:10,837 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:07:10,838 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:07:10,840 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:07:10,841 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:07:10,843 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:07:10,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:07:10,849 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:07:10,851 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:07:10,852 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:07:10,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:07:10,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:07:10,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:07:10,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:07:10,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:07:10,870 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:07:10,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:07:10,880 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:07:10,880 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:07:10,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:07:10,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:07:10,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:07:10,885 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:07:10,886 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:07:10,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:07:10,890 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:07:10,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:07:10,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:07:10,893 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:07:10,893 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:07:10,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:07:10,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:07:10,895 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:07:10,896 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 02:07:10,947 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:07:10,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:07:10,949 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:07:10,949 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:07:10,950 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:07:10,950 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:07:10,950 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:07:10,950 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:07:10,957 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:07:10,957 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:07:10,958 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:07:10,959 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:07:10,959 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:07:10,959 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:07:10,959 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:07:10,960 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:07:10,960 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:07:10,961 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:07:10,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:07:10,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:07:10,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:07:10,961 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:07:10,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:07:10,962 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:07:10,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:07:10,962 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:07:10,962 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:07:10,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:07:10,963 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:07:10,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:07:10,965 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:07:10,965 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:07:10,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:07:10,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:07:10,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:07:10,966 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:07:10,966 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_40fc470a-f23c-47b2-807f-62e14f549737/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58b6cbe3dbcae2c6bf4b35286cc82fa39ed49d435b7e41930b97647d699f843 [2021-11-07 02:07:11,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:07:11,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:07:11,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:07:11,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:07:11,361 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:07:11,362 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i [2021-11-07 02:07:11,424 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/d04241f3d/c966fd5367144f4f94878c0e48d0fe8f/FLAG82c059c3c [2021-11-07 02:07:12,295 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:07:12,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i [2021-11-07 02:07:12,358 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/d04241f3d/c966fd5367144f4f94878c0e48d0fe8f/FLAG82c059c3c [2021-11-07 02:07:12,838 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/d04241f3d/c966fd5367144f4f94878c0e48d0fe8f [2021-11-07 02:07:12,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:07:12,843 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:07:12,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:07:12,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:07:12,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:07:12,852 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:12" (1/1) ... [2021-11-07 02:07:12,853 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f54797e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:12, skipping insertion in model container [2021-11-07 02:07:12,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:12" (1/1) ... [2021-11-07 02:07:12,861 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:07:12,970 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:07:13,298 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4497,4510] [2021-11-07 02:07:13,304 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4557,4570] [2021-11-07 02:07:13,321 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 02:07:13,326 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 02:07:14,116 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 02:07:14,226 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,227 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,227 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,228 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,230 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,257 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,261 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,264 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,265 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,268 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,270 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,271 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,273 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,658 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 02:07:14,659 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 02:07:14,660 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 02:07:14,661 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 02:07:14,662 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 02:07:14,663 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 02:07:14,664 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 02:07:14,665 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 02:07:14,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 02:07:14,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 02:07:14,846 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,862 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:14,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:07:14,988 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 02:07:14,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@207881d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:14, skipping insertion in model container [2021-11-07 02:07:14,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:07:14,990 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:07:14,992 INFO L168 Benchmark]: Toolchain (without parser) took 2147.72 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 68.8 MB in the beginning and 82.6 MB in the end (delta: -13.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2021-11-07 02:07:14,993 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 107.0 MB. Free memory is still 65.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:07:14,995 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2142.09 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 68.5 MB in the beginning and 82.6 MB in the end (delta: -14.1 MB). Peak memory consumption was 27.0 MB. Max. memory is 16.1 GB. [2021-11-07 02:07:14,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 107.0 MB. Free memory is still 65.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2142.09 ms. Allocated memory was 107.0 MB in the beginning and 148.9 MB in the end (delta: 41.9 MB). Free memory was 68.5 MB in the beginning and 82.6 MB in the end (delta: -14.1 MB). Peak memory consumption was 27.0 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_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/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_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/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_40fc470a-f23c-47b2-807f-62e14f549737/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 d58b6cbe3dbcae2c6bf4b35286cc82fa39ed49d435b7e41930b97647d699f843 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:07:17,327 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:07:17,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:07:17,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:07:17,383 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:07:17,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:07:17,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:07:17,393 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:07:17,397 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:07:17,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:07:17,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:07:17,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:07:17,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:07:17,410 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:07:17,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:07:17,416 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:07:17,418 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:07:17,419 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:07:17,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:07:17,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:07:17,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:07:17,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:07:17,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:07:17,443 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:07:17,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:07:17,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:07:17,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:07:17,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:07:17,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:07:17,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:07:17,457 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:07:17,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:07:17,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:07:17,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:07:17,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:07:17,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:07:17,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:07:17,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:07:17,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:07:17,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:07:17,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:07:17,468 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 02:07:17,514 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:07:17,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:07:17,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:07:17,516 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:07:17,516 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:07:17,516 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:07:17,517 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:07:17,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:07:17,517 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:07:17,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:07:17,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:07:17,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:07:17,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:07:17,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:07:17,521 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:07:17,521 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:07:17,521 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:07:17,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:07:17,522 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:07:17,522 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:07:17,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:07:17,522 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:07:17,523 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:07:17,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:07:17,523 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:07:17,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:07:17,524 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:07:17,524 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:07:17,524 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:07:17,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:07:17,525 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:07:17,525 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:07:17,525 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_40fc470a-f23c-47b2-807f-62e14f549737/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d58b6cbe3dbcae2c6bf4b35286cc82fa39ed49d435b7e41930b97647d699f843 [2021-11-07 02:07:17,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:07:17,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:07:17,923 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:07:17,924 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:07:17,925 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:07:17,926 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i [2021-11-07 02:07:18,010 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/ec97fa400/f2c6ddea113444d092c5fd0e0776e288/FLAGf6a398d67 [2021-11-07 02:07:18,876 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:07:18,877 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i [2021-11-07 02:07:18,925 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/ec97fa400/f2c6ddea113444d092c5fd0e0776e288/FLAGf6a398d67 [2021-11-07 02:07:19,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/data/ec97fa400/f2c6ddea113444d092c5fd0e0776e288 [2021-11-07 02:07:19,374 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:07:19,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:07:19,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:07:19,382 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:07:19,385 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:07:19,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:19" (1/1) ... [2021-11-07 02:07:19,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e409d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:19, skipping insertion in model container [2021-11-07 02:07:19,388 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:07:19" (1/1) ... [2021-11-07 02:07:19,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:07:19,505 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:07:19,791 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4497,4510] [2021-11-07 02:07:19,798 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4557,4570] [2021-11-07 02:07:19,822 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 02:07:19,830 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 02:07:20,601 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 02:07:20,673 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,674 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,675 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,676 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,677 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,692 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,693 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,694 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,695 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,697 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,698 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,699 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:20,700 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,067 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 02:07:21,068 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 02:07:21,069 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 02:07:21,070 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 02:07:21,072 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 02:07:21,073 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 02:07:21,073 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 02:07:21,074 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 02:07:21,075 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 02:07:21,076 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 02:07:21,234 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,242 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,314 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:07:21,349 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:07:21,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:07:21,406 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4497,4510] [2021-11-07 02:07:21,407 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4557,4570] [2021-11-07 02:07:21,409 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 02:07:21,409 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 02:07:21,477 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 02:07:21,514 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,515 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,515 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,516 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,517 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,533 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,533 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,536 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,536 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,538 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,542 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,543 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,543 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,632 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 02:07:21,633 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 02:07:21,634 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 02:07:21,634 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 02:07:21,636 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 02:07:21,637 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 02:07:21,638 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 02:07:21,638 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 02:07:21,639 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 02:07:21,639 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 02:07:21,693 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,698 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,740 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:07:21,759 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:07:21,786 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4497,4510] [2021-11-07 02:07:21,786 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_40fc470a-f23c-47b2-807f-62e14f549737/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness.i[4557,4570] [2021-11-07 02:07:21,788 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 02:07:21,788 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 02:07:21,842 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 02:07:21,867 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,867 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,867 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,868 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,868 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,876 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,877 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,877 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,878 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,879 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,880 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,880 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,881 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,911 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 02:07:21,912 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 02:07:21,914 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 02:07:21,916 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 02:07:21,916 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 02:07:21,917 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 02:07:21,917 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 02:07:21,918 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 02:07:21,919 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 02:07:21,919 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 02:07:21,957 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:21,962 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 02:07:22,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:07:22,362 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:07:22,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22 WrapperNode [2021-11-07 02:07:22,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:07:22,363 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:07:22,364 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:07:22,364 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:07:22,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,552 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,665 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:07:22,665 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:07:22,665 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:07:22,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:07:22,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,674 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:07:22,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:07:22,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:07:22,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:07:22,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (1/1) ... [2021-11-07 02:07:22,786 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:07:22,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:07:22,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:07:22,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:07:22,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:07:22,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:07:22,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 02:07:22,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 02:07:22,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 02:07:36,925 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:07:36,925 INFO L299 CfgBuilder]: Removed 110 assume(true) statements. [2021-11-07 02:07:36,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:36 BoogieIcfgContainer [2021-11-07 02:07:36,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:07:36,939 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:07:36,939 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:07:36,942 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:07:36,942 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:07:19" (1/3) ... [2021-11-07 02:07:36,943 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ff10a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:36, skipping insertion in model container [2021-11-07 02:07:36,943 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:07:22" (2/3) ... [2021-11-07 02:07:36,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17ff10a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:07:36, skipping insertion in model container [2021-11-07 02:07:36,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:07:36" (3/3) ... [2021-11-07 02:07:36,945 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_capacity_harness.i [2021-11-07 02:07:36,953 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:07:36,954 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 9 error locations. [2021-11-07 02:07:37,017 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:07:37,036 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 02:07:37,037 INFO L340 AbstractCegarLoop]: Starting to check reachability of 9 error locations. [2021-11-07 02:07:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 123 states have (on average 1.4308943089430894) internal successors, (176), 132 states have internal predecessors, (176), 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 02:07:37,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 02:07:37,066 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:07:37,073 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] [2021-11-07 02:07:37,074 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:07:37,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:07:37,084 INFO L85 PathProgramCache]: Analyzing trace with hash -608975248, now seen corresponding path program 1 times [2021-11-07 02:07:37,105 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:07:37,106 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1601732097] [2021-11-07 02:07:37,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:07:37,107 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:07:37,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:07:37,112 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:07:37,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:07:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:07:41,092 INFO L263 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 02:07:41,101 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:07:41,243 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 02:07:41,244 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:07:41,367 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 02:07:41,368 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:07:41,368 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1601732097] [2021-11-07 02:07:41,369 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1601732097] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:07:41,369 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:07:41,369 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 02:07:41,371 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191507422] [2021-11-07 02:07:41,375 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 02:07:41,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:07:41,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 02:07:41,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 02:07:41,391 INFO L87 Difference]: Start difference. First operand has 133 states, 123 states have (on average 1.4308943089430894) internal successors, (176), 132 states have internal predecessors, (176), 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 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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 02:07:41,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:07:41,418 INFO L93 Difference]: Finished difference Result 262 states and 347 transitions. [2021-11-07 02:07:41,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 02:07:41,420 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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 29 [2021-11-07 02:07:41,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:07:41,429 INFO L225 Difference]: With dead ends: 262 [2021-11-07 02:07:41,429 INFO L226 Difference]: Without dead ends: 128 [2021-11-07 02:07:41,432 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 56 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 02:07:41,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-07 02:07:41,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-11-07 02:07:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 119 states have (on average 1.2941176470588236) internal successors, (154), 127 states have internal predecessors, (154), 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 02:07:41,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 154 transitions. [2021-11-07 02:07:41,472 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 154 transitions. Word has length 29 [2021-11-07 02:07:41,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:07:41,472 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 154 transitions. [2021-11-07 02:07:41,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.5) internal successors, (29), 2 states have internal predecessors, (29), 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 02:07:41,473 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 154 transitions. [2021-11-07 02:07:41,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 02:07:41,474 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:07:41,474 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] [2021-11-07 02:07:41,527 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 02:07:41,698 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:07:41,698 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:07:41,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:07:41,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1598932068, now seen corresponding path program 1 times [2021-11-07 02:07:41,705 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:07:41,705 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1486198499] [2021-11-07 02:07:41,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:07:41,706 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:07:41,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:07:41,710 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:07:41,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:07:45,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:07:45,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:07:45,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:07:45,970 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 02:07:45,970 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:07:46,112 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 02:07:46,113 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:07:46,113 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1486198499] [2021-11-07 02:07:46,113 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1486198499] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:07:46,113 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:07:46,113 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 02:07:46,114 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631524917] [2021-11-07 02:07:46,115 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 02:07:46,115 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:07:46,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 02:07:46,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 02:07:46,116 INFO L87 Difference]: Start difference. First operand 128 states and 154 transitions. Second operand has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 02:07:46,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:07:46,179 INFO L93 Difference]: Finished difference Result 243 states and 293 transitions. [2021-11-07 02:07:46,180 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 02:07:46,180 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 29 [2021-11-07 02:07:46,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:07:46,182 INFO L225 Difference]: With dead ends: 243 [2021-11-07 02:07:46,182 INFO L226 Difference]: Without dead ends: 129 [2021-11-07 02:07:46,184 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 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 02:07:46,184 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-07 02:07:46,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-11-07 02:07:46,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 120 states have (on average 1.2916666666666667) internal successors, (155), 128 states have internal predecessors, (155), 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 02:07:46,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 155 transitions. [2021-11-07 02:07:46,201 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 155 transitions. Word has length 29 [2021-11-07 02:07:46,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:07:46,202 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 155 transitions. [2021-11-07 02:07:46,202 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.666666666666666) internal successors, (29), 3 states have internal predecessors, (29), 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 02:07:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 155 transitions. [2021-11-07 02:07:46,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-07 02:07:46,204 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:07:46,204 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] [2021-11-07 02:07:46,256 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 02:07:46,426 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:07:46,426 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:07:46,427 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:07:46,427 INFO L85 PathProgramCache]: Analyzing trace with hash 1732945574, now seen corresponding path program 1 times [2021-11-07 02:07:46,433 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:07:46,433 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044467421] [2021-11-07 02:07:46,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:07:46,433 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:07:46,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:07:46,441 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:07:46,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 02:07:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:07:50,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1555 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 02:07:50,460 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:07:50,667 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 02:07:50,667 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:07:50,826 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 02:07:50,826 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:07:50,827 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044467421] [2021-11-07 02:07:50,827 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1044467421] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:07:50,827 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:07:50,827 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 02:07:50,827 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32436052] [2021-11-07 02:07:50,828 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:07:50,828 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:07:50,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:07:50,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:07:50,829 INFO L87 Difference]: Start difference. First operand 129 states and 155 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 02:07:51,595 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:07:51,595 INFO L93 Difference]: Finished difference Result 226 states and 270 transitions. [2021-11-07 02:07:51,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:07:51,614 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 29 [2021-11-07 02:07:51,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:07:51,616 INFO L225 Difference]: With dead ends: 226 [2021-11-07 02:07:51,616 INFO L226 Difference]: Without dead ends: 129 [2021-11-07 02:07:51,617 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 54 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 02:07:51,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-07 02:07:51,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-11-07 02:07:51,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 120 states have (on average 1.275) internal successors, (153), 128 states have internal predecessors, (153), 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 02:07:51,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2021-11-07 02:07:51,627 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 29 [2021-11-07 02:07:51,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:07:51,628 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2021-11-07 02:07:51,628 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 4 states have internal predecessors, (29), 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 02:07:51,628 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2021-11-07 02:07:51,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-07 02:07:51,630 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:07:51,630 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] [2021-11-07 02:07:51,685 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:07:51,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:07:51,854 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:07:51,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:07:51,855 INFO L85 PathProgramCache]: Analyzing trace with hash 1562874250, now seen corresponding path program 1 times [2021-11-07 02:07:51,859 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:07:51,859 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1175575881] [2021-11-07 02:07:51,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:07:51,859 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:07:51,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:07:51,860 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:07:51,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 02:07:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:07:56,084 INFO L263 TraceCheckSpWp]: Trace formula consists of 1614 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 02:07:56,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:07:56,372 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 02:07:56,372 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:07:56,565 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 02:07:56,565 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:07:56,565 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1175575881] [2021-11-07 02:07:56,566 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1175575881] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:07:56,566 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:07:56,566 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 02:07:56,566 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338812169] [2021-11-07 02:07:56,566 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 02:07:56,566 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:07:56,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 02:07:56,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 02:07:56,568 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 02:07:57,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:07:57,143 INFO L93 Difference]: Finished difference Result 201 states and 236 transitions. [2021-11-07 02:07:57,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 02:07:57,157 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 37 [2021-11-07 02:07:57,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:07:57,159 INFO L225 Difference]: With dead ends: 201 [2021-11-07 02:07:57,159 INFO L226 Difference]: Without dead ends: 129 [2021-11-07 02:07:57,159 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 02:07:57,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-07 02:07:57,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-11-07 02:07:57,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 120 states have (on average 1.2583333333333333) internal successors, (151), 128 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 02:07:57,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 151 transitions. [2021-11-07 02:07:57,170 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 151 transitions. Word has length 37 [2021-11-07 02:07:57,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:07:57,170 INFO L470 AbstractCegarLoop]: Abstraction has 129 states and 151 transitions. [2021-11-07 02:07:57,171 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 5 states have internal predecessors, (37), 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 02:07:57,171 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 151 transitions. [2021-11-07 02:07:57,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 02:07:57,173 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:07:57,173 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] [2021-11-07 02:07:57,235 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:07:57,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:07:57,386 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:07:57,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:07:57,387 INFO L85 PathProgramCache]: Analyzing trace with hash 1678171348, now seen corresponding path program 1 times [2021-11-07 02:07:57,390 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:07:57,390 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [873057756] [2021-11-07 02:07:57,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:07:57,391 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:07:57,391 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:07:57,393 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:07:57,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 02:08:01,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:08:01,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 1729 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 02:08:01,912 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:08:02,087 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 02:08:02,087 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:08:02,197 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 02:08:02,197 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:08:02,197 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [873057756] [2021-11-07 02:08:02,198 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [873057756] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:08:02,198 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:08:02,198 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 02:08:02,198 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1879654164] [2021-11-07 02:08:02,199 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:08:02,199 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:08:02,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:08:02,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:08:02,200 INFO L87 Difference]: Start difference. First operand 129 states and 151 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:08:02,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:08:02,668 INFO L93 Difference]: Finished difference Result 247 states and 292 transitions. [2021-11-07 02:08:02,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 02:08:02,670 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 53 [2021-11-07 02:08:02,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:08:02,671 INFO L225 Difference]: With dead ends: 247 [2021-11-07 02:08:02,672 INFO L226 Difference]: Without dead ends: 149 [2021-11-07 02:08:02,672 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 103 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 02:08:02,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2021-11-07 02:08:02,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 137. [2021-11-07 02:08:02,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 128 states have (on average 1.2421875) internal successors, (159), 136 states have internal predecessors, (159), 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 02:08:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2021-11-07 02:08:02,687 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 53 [2021-11-07 02:08:02,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:08:02,688 INFO L470 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2021-11-07 02:08:02,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 02:08:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2021-11-07 02:08:02,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-07 02:08:02,690 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:08:02,690 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] [2021-11-07 02:08:02,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 02:08:02,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:08:02,902 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 6 more)] === [2021-11-07 02:08:02,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:08:02,903 INFO L85 PathProgramCache]: Analyzing trace with hash -96836014, now seen corresponding path program 1 times [2021-11-07 02:08:02,907 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:08:02,907 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1001771677] [2021-11-07 02:08:02,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:08:02,907 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:08:02,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:08:02,908 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:08:02,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40fc470a-f23c-47b2-807f-62e14f549737/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 02:12:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:13:01,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 1732 conjuncts, 132 conjunts are in the unsatisfiable core [2021-11-07 02:13:01,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:13:01,777 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 02:13:03,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,660 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,692 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,695 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,776 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:03,957 INFO L244 Elim1Store]: Index analysis took 403 ms [2021-11-07 02:13:03,962 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 02:13:04,012 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 02:13:04,027 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 02:13:04,548 INFO L354 Elim1Store]: treesize reduction 58, result has 26.6 percent of original size [2021-11-07 02:13:04,549 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 02:13:05,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,528 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:13:05,645 INFO L244 Elim1Store]: Index analysis took 322 ms [2021-11-07 02:13:08,674 INFO L354 Elim1Store]: treesize reduction 1099, result has 7.0 percent of original size [2021-11-07 02:13:08,674 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 02:13:09,344 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 02:13:09,345 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 02:13:09,806 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 02:13:09,806 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 02:13:37,674 INFO L354 Elim1Store]: treesize reduction 42, result has 33.3 percent of original size [2021-11-07 02:13:37,674 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 134 treesize of output 147 [2021-11-07 02:14:17,478 INFO L354 Elim1Store]: treesize reduction 150, result has 26.8 percent of original size [2021-11-07 02:14:17,478 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 233 treesize of output 273 [2021-11-07 02:18:26,135 INFO L354 Elim1Store]: treesize reduction 223, result has 20.4 percent of original size [2021-11-07 02:18:26,136 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 259 treesize of output 299