./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_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_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/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_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/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_c37b5129-c79e-469e-a70d-b598e230d4b3/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 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:06:52,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:06:52,954 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:06:53,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:06:53,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:06:53,014 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:06:53,016 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:06:53,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:06:53,023 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:06:53,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:06:53,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:06:53,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:06:53,032 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:06:53,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:06:53,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:06:53,042 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:06:53,044 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:06:53,045 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:06:53,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:06:53,055 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:06:53,057 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:06:53,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:06:53,062 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:06:53,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:06:53,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:06:53,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:06:53,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:06:53,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:06:53,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:06:53,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:06:53,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:06:53,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:06:53,081 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:06:53,082 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:06:53,084 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:06:53,084 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:06:53,085 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:06:53,085 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:06:53,085 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:06:53,086 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:06:53,087 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:06:53,088 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:06:53,133 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:06:53,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:06:53,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:06:53,135 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:06:53,135 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:06:53,135 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:06:53,135 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:06:53,136 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:06:53,136 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:06:53,136 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:06:53,137 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:06:53,137 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:06:53,138 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:06:53,138 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:06:53,138 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:06:53,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:06:53,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:06:53,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:06:53,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:06:53,139 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:06:53,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:06:53,140 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:06:53,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:06:53,140 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:06:53,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:06:53,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:06:53,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:06:53,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:06:53,141 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:06:53,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:06:53,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:06:53,143 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:06:53,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:06:53,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:06:53,144 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:06:53,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:06:53,145 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_c37b5129-c79e-469e-a70d-b598e230d4b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 [2021-11-07 01:06:53,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:06:53,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:06:53,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:06:53,474 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:06:53,475 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:06:53,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-07 01:06:53,559 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/5c4fe5b6d/c37333023103422c863bcc1cd5b55edb/FLAG798e750e7 [2021-11-07 01:06:54,359 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:06:54,360 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-07 01:06:54,398 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/5c4fe5b6d/c37333023103422c863bcc1cd5b55edb/FLAG798e750e7 [2021-11-07 01:06:54,905 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/5c4fe5b6d/c37333023103422c863bcc1cd5b55edb [2021-11-07 01:06:54,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:06:54,909 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:06:54,911 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:54,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:06:54,915 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:06:54,916 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:54" (1/1) ... [2021-11-07 01:06:54,917 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bde57d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:54, skipping insertion in model container [2021-11-07 01:06:54,919 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:06:54" (1/1) ... [2021-11-07 01:06:54,926 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:06:55,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:06:55,332 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-07 01:06:55,339 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-07 01:06:55,362 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:06:55,367 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:06:56,181 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:06:56,253 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,253 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,254 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,255 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,256 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,272 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,273 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,275 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,276 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,278 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,279 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,280 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,281 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,726 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:06:56,728 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:06:56,730 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:06:56,736 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:06:56,742 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:06:56,743 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:06:56,744 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:06:56,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:06:56,745 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:06:56,746 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:06:56,937 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:56,946 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:06:57,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:06:57,127 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:06:57,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@166ab004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:06:57, skipping insertion in model container [2021-11-07 01:06:57,128 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:06:57,129 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:06:57,131 INFO L168 Benchmark]: Toolchain (without parser) took 2220.24 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 55.6 MB in the beginning and 71.0 MB in the end (delta: -15.4 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:06:57,131 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 81.8 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 76.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:06:57,132 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2217.51 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 55.4 MB in the beginning and 71.0 MB in the end (delta: -15.6 MB). Peak memory consumption was 44.8 MB. Max. memory is 16.1 GB. [2021-11-07 01:06:57,134 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 81.8 MB. Free memory was 61.9 MB in the beginning and 61.9 MB in the end (delta: 76.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2217.51 ms. Allocated memory was 81.8 MB in the beginning and 102.8 MB in the end (delta: 21.0 MB). Free memory was 55.4 MB in the beginning and 71.0 MB in the end (delta: -15.6 MB). Peak memory consumption was 44.8 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_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/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_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/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_c37b5129-c79e-469e-a70d-b598e230d4b3/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 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:06:59,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:06:59,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:06:59,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:06:59,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:06:59,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:06:59,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:06:59,467 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:06:59,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:06:59,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:06:59,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:06:59,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:06:59,483 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:06:59,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:06:59,489 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:06:59,494 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:06:59,496 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:06:59,497 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:06:59,500 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:06:59,508 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:06:59,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:06:59,511 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:06:59,514 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:06:59,517 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:06:59,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:06:59,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:06:59,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:06:59,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:06:59,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:06:59,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:06:59,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:06:59,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:06:59,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:06:59,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:06:59,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:06:59,539 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:06:59,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:06:59,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:06:59,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:06:59,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:06:59,543 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:06:59,544 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:06:59,590 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:06:59,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:06:59,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:06:59,592 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:06:59,592 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:06:59,592 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:06:59,592 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:06:59,593 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:06:59,593 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:06:59,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:06:59,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:06:59,596 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:06:59,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:06:59,596 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:06:59,596 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:06:59,596 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:06:59,597 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:06:59,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:06:59,597 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:06:59,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:06:59,597 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:06:59,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:06:59,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:06:59,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:06:59,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:06:59,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:06:59,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:06:59,599 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:06:59,599 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:06:59,599 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:06:59,600 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:06:59,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:06:59,600 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_c37b5129-c79e-469e-a70d-b598e230d4b3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 602c22a5759f33fe3c7a18e3ef1531ea38defb370e298f7d0c16de4a5734f1a7 [2021-11-07 01:06:59,992 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:07:00,024 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:07:00,027 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:07:00,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:07:00,029 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:07:00,030 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-07 01:07:00,117 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/23e36d63e/1989307c6c8c4bb7bbe7de000da22121/FLAG1d5c48aa4 [2021-11-07 01:07:00,926 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:07:00,927 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i [2021-11-07 01:07:00,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/23e36d63e/1989307c6c8c4bb7bbe7de000da22121/FLAG1d5c48aa4 [2021-11-07 01:07:01,478 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/data/23e36d63e/1989307c6c8c4bb7bbe7de000da22121 [2021-11-07 01:07:01,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:07:01,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:07:01,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:01,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:07:01,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:07:01,491 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:01" (1/1) ... [2021-11-07 01:07:01,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@595c10e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:01, skipping insertion in model container [2021-11-07 01:07:01,493 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:07:01" (1/1) ... [2021-11-07 01:07:01,501 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:07:01,629 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:01,943 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-07 01:07:01,952 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-07 01:07:01,984 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:02,002 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:02,891 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:02,970 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,971 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,972 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,972 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,974 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,990 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,991 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,993 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,994 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,996 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,997 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,998 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:02,998 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,409 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:03,410 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:03,411 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:03,413 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:03,414 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:03,415 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:03,416 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:03,417 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:03,417 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:03,418 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:03,568 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,577 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,636 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:03,683 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:07:03,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:07:03,749 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-07 01:07:03,750 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-07 01:07:03,752 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:03,752 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:03,817 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:03,850 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,851 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,851 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,852 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,853 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,861 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,861 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,863 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,863 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,864 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,865 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,866 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,866 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,904 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:03,905 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:03,906 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:03,907 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:03,908 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:03,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:03,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:03,910 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:03,910 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:03,911 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:03,931 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,937 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:03,981 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:04,018 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:07:04,046 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4494,4507] [2021-11-07 01:07:04,048 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_c37b5129-c79e-469e-a70d-b598e230d4b3/sv-benchmarks/c/aws-c-common/aws_array_list_clear_harness.i[4554,4567] [2021-11-07 01:07:04,050 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:07:04,052 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:07:04,100 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:07:04,114 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,115 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,115 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,116 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,116 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,122 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,126 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,182 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:07:04,182 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:07:04,183 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:07:04,183 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:07:04,184 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:07:04,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:07:04,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:07:04,185 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:07:04,186 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:07:04,186 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:07:04,201 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,206 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:07:04,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:07:04,631 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:07:04,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04 WrapperNode [2021-11-07 01:07:04,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:07:04,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:07:04,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:07:04,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:07:04,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:07:04,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:07:04,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:07:04,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:07:04,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,912 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:04,985 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:05,001 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:05,025 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:05,057 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:07:05,058 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:07:05,059 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:07:05,059 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:07:05,060 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (1/1) ... [2021-11-07 01:07:05,067 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:07:05,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:07:05,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:07:05,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:07:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:07:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:07:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:07:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:07:05,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:07:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:07:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:07:05,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:07:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:07:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:07:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-07 01:07:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:07:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:07:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:07:19,478 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:07:19,478 INFO L299 CfgBuilder]: Removed 92 assume(true) statements. [2021-11-07 01:07:19,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:07:19 BoogieIcfgContainer [2021-11-07 01:07:19,481 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:07:19,482 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:07:19,483 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:07:19,486 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:07:19,486 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:07:01" (1/3) ... [2021-11-07 01:07:19,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366a2ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:07:19, skipping insertion in model container [2021-11-07 01:07:19,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:07:04" (2/3) ... [2021-11-07 01:07:19,487 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@366a2ad8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:07:19, skipping insertion in model container [2021-11-07 01:07:19,487 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:07:19" (3/3) ... [2021-11-07 01:07:19,489 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_array_list_clear_harness.i [2021-11-07 01:07:19,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:07:19,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 01:07:19,543 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:07:19,549 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:07:19,549 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-07 01:07:19,566 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 112 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:19,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:07:19,573 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:19,573 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] [2021-11-07 01:07:19,574 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:07:19,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:19,580 INFO L85 PathProgramCache]: Analyzing trace with hash -787916854, now seen corresponding path program 1 times [2021-11-07 01:07:19,598 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:19,599 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2030691658] [2021-11-07 01:07:19,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:19,600 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:19,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:19,606 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:19,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:07:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:23,514 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:07:23,522 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:23,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:23,670 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:23,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:23,791 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:23,791 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2030691658] [2021-11-07 01:07:23,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2030691658] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:23,792 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:23,792 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:07:23,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [811735678] [2021-11-07 01:07:23,799 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:07:23,799 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:23,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:07:23,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:07:23,815 INFO L87 Difference]: Start difference. First operand has 113 states, 105 states have (on average 1.4095238095238096) internal successors, (148), 112 states have internal predecessors, (148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:23,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:23,862 INFO L93 Difference]: Finished difference Result 222 states and 291 transitions. [2021-11-07 01:07:23,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:07:23,863 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 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 25 [2021-11-07 01:07:23,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:23,874 INFO L225 Difference]: With dead ends: 222 [2021-11-07 01:07:23,874 INFO L226 Difference]: Without dead ends: 108 [2021-11-07 01:07:23,880 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:07:23,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-11-07 01:07:23,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2021-11-07 01:07:23,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 101 states have (on average 1.297029702970297) internal successors, (131), 107 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:23,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 131 transitions. [2021-11-07 01:07:23,935 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 131 transitions. Word has length 25 [2021-11-07 01:07:23,935 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:23,935 INFO L470 AbstractCegarLoop]: Abstraction has 108 states and 131 transitions. [2021-11-07 01:07:23,937 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.5) internal successors, (25), 2 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:23,937 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 131 transitions. [2021-11-07 01:07:23,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:07:23,938 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:23,938 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] [2021-11-07 01:07:23,977 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 01:07:24,139 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:24,140 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:07:24,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:24,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1180579266, now seen corresponding path program 1 times [2021-11-07 01:07:24,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:24,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342642791] [2021-11-07 01:07:24,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:24,148 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:24,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:24,149 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:24,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:07:27,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:27,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 01:07:28,000 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:28,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:28,142 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:28,285 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:28,285 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:28,286 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342642791] [2021-11-07 01:07:28,286 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [342642791] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:28,286 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:28,286 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-11-07 01:07:28,286 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727628718] [2021-11-07 01:07:28,287 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-07 01:07:28,288 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:28,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-07 01:07:28,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:07:28,289 INFO L87 Difference]: Start difference. First operand 108 states and 131 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:28,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:28,353 INFO L93 Difference]: Finished difference Result 203 states and 247 transitions. [2021-11-07 01:07:28,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-07 01:07:28,360 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 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 25 [2021-11-07 01:07:28,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:28,361 INFO L225 Difference]: With dead ends: 203 [2021-11-07 01:07:28,362 INFO L226 Difference]: Without dead ends: 109 [2021-11-07 01:07:28,363 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-07 01:07:28,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-11-07 01:07:28,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2021-11-07 01:07:28,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 102 states have (on average 1.2941176470588236) internal successors, (132), 108 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:28,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 132 transitions. [2021-11-07 01:07:28,375 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 132 transitions. Word has length 25 [2021-11-07 01:07:28,376 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:28,376 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 132 transitions. [2021-11-07 01:07:28,376 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:28,376 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 132 transitions. [2021-11-07 01:07:28,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-07 01:07:28,378 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:28,378 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] [2021-11-07 01:07:28,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:28,580 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:28,581 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:07:28,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:28,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1998227716, now seen corresponding path program 1 times [2021-11-07 01:07:28,590 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:28,591 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [181805914] [2021-11-07 01:07:28,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:28,592 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:28,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:28,593 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:28,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 01:07:32,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:32,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 1534 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-07 01:07:32,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:32,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:32,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:33,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:33,060 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:33,061 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [181805914] [2021-11-07 01:07:33,061 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [181805914] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:33,061 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:33,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:07:33,061 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133416838] [2021-11-07 01:07:33,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:07:33,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:33,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:07:33,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:07:33,063 INFO L87 Difference]: Start difference. First operand 109 states and 132 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:33,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:33,604 INFO L93 Difference]: Finished difference Result 186 states and 224 transitions. [2021-11-07 01:07:33,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 01:07:33,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 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 25 [2021-11-07 01:07:33,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:33,607 INFO L225 Difference]: With dead ends: 186 [2021-11-07 01:07:33,607 INFO L226 Difference]: Without dead ends: 109 [2021-11-07 01:07:33,608 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:07:33,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109 states. [2021-11-07 01:07:33,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109 to 109. [2021-11-07 01:07:33,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 102 states have (on average 1.2647058823529411) internal successors, (129), 108 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:33,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 129 transitions. [2021-11-07 01:07:33,618 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 129 transitions. Word has length 25 [2021-11-07 01:07:33,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:33,618 INFO L470 AbstractCegarLoop]: Abstraction has 109 states and 129 transitions. [2021-11-07 01:07:33,619 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:33,619 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 129 transitions. [2021-11-07 01:07:33,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-07 01:07:33,620 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:33,620 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] [2021-11-07 01:07:33,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:33,827 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:33,828 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:07:33,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:33,833 INFO L85 PathProgramCache]: Analyzing trace with hash -582251314, now seen corresponding path program 1 times [2021-11-07 01:07:33,835 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:33,835 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1007445118] [2021-11-07 01:07:33,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:33,836 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:33,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:33,837 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:33,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 01:07:38,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:38,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1649 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-07 01:07:38,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:38,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:38,521 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:38,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:38,653 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:38,653 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1007445118] [2021-11-07 01:07:38,653 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1007445118] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:38,654 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:38,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 4 [2021-11-07 01:07:38,654 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593782301] [2021-11-07 01:07:38,654 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 01:07:38,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:38,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 01:07:38,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-07 01:07:38,656 INFO L87 Difference]: Start difference. First operand 109 states and 129 transitions. Second operand has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:39,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:07:39,097 INFO L93 Difference]: Finished difference Result 207 states and 248 transitions. [2021-11-07 01:07:39,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:07:39,099 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 41 [2021-11-07 01:07:39,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:07:39,101 INFO L225 Difference]: With dead ends: 207 [2021-11-07 01:07:39,101 INFO L226 Difference]: Without dead ends: 129 [2021-11-07 01:07:39,102 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:07:39,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-07 01:07:39,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 117. [2021-11-07 01:07:39,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 110 states have (on average 1.2454545454545454) internal successors, (137), 116 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:39,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 137 transitions. [2021-11-07 01:07:39,114 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 137 transitions. Word has length 41 [2021-11-07 01:07:39,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:07:39,115 INFO L470 AbstractCegarLoop]: Abstraction has 117 states and 137 transitions. [2021-11-07 01:07:39,115 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:07:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 137 transitions. [2021-11-07 01:07:39,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-07 01:07:39,117 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:07:39,117 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] [2021-11-07 01:07:39,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 01:07:39,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:07:39,318 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:07:39,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:07:39,319 INFO L85 PathProgramCache]: Analyzing trace with hash 4554700, now seen corresponding path program 1 times [2021-11-07 01:07:39,322 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:07:39,322 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [632338189] [2021-11-07 01:07:39,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:07:39,322 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:07:39,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:07:39,325 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:07:39,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-07 01:07:43,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:07:43,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 1652 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:07:43,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:07:44,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-11-07 01:07:44,669 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-11-07 01:07:44,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:44,777 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:07:47,259 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 01:07:47,260 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 43 [2021-11-07 01:07:47,336 INFO L354 Elim1Store]: treesize reduction 8, result has 46.7 percent of original size [2021-11-07 01:07:47,336 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 39 treesize of output 34 [2021-11-07 01:07:47,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:07:47,536 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:07:47,536 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [632338189] [2021-11-07 01:07:47,536 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [632338189] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:07:47,536 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:07:47,536 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 9 [2021-11-07 01:07:47,536 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344911333] [2021-11-07 01:07:47,537 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 01:07:47,537 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:07:47,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 01:07:47,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:07:47,538 INFO L87 Difference]: Start difference. First operand 117 states and 137 transitions. Second operand has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:13,260 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:13,261 INFO L93 Difference]: Finished difference Result 196 states and 229 transitions. [2021-11-07 01:08:13,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-11-07 01:08:13,262 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 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 41 [2021-11-07 01:08:13,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:13,264 INFO L225 Difference]: With dead ends: 196 [2021-11-07 01:08:13,264 INFO L226 Difference]: Without dead ends: 135 [2021-11-07 01:08:13,265 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=86, Invalid=186, Unknown=0, NotChecked=0, Total=272 [2021-11-07 01:08:13,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2021-11-07 01:08:13,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 122. [2021-11-07 01:08:13,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 115 states have (on average 1.2347826086956522) internal successors, (142), 121 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:13,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2021-11-07 01:08:13,279 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 41 [2021-11-07 01:08:13,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:13,280 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2021-11-07 01:08:13,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.888888888888889) internal successors, (44), 9 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:13,281 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2021-11-07 01:08:13,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-07 01:08:13,282 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:13,282 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] [2021-11-07 01:08:13,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-07 01:08:13,495 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:13,496 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:08:13,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:13,496 INFO L85 PathProgramCache]: Analyzing trace with hash 61813002, now seen corresponding path program 1 times [2021-11-07 01:08:13,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:13,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1310721842] [2021-11-07 01:08:13,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:13,500 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:13,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:13,501 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:13,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-07 01:08:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:08:17,996 INFO L263 TraceCheckSpWp]: Trace formula consists of 1650 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-07 01:08:17,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:08:18,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:18,321 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:08:18,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:08:18,594 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:08:18,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1310721842] [2021-11-07 01:08:18,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1310721842] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:08:18,595 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:08:18,595 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-07 01:08:18,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231422788] [2021-11-07 01:08:18,595 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-07 01:08:18,595 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:08:18,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-07 01:08:18,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-07 01:08:18,596 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:19,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:08:19,168 INFO L93 Difference]: Finished difference Result 167 states and 190 transitions. [2021-11-07 01:08:19,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-07 01:08:19,169 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 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 41 [2021-11-07 01:08:19,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:08:19,170 INFO L225 Difference]: With dead ends: 167 [2021-11-07 01:08:19,171 INFO L226 Difference]: Without dead ends: 122 [2021-11-07 01:08:19,171 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-11-07 01:08:19,172 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-11-07 01:08:19,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 122. [2021-11-07 01:08:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 115 states have (on average 1.2260869565217392) internal successors, (141), 121 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:19,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 141 transitions. [2021-11-07 01:08:19,180 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 141 transitions. Word has length 41 [2021-11-07 01:08:19,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:08:19,181 INFO L470 AbstractCegarLoop]: Abstraction has 122 states and 141 transitions. [2021-11-07 01:08:19,181 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 5 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:08:19,181 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 141 transitions. [2021-11-07 01:08:19,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-07 01:08:19,183 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:08:19,183 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:08:19,229 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-07 01:08:19,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:08:19,400 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:08:19,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:08:19,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1605442962, now seen corresponding path program 1 times [2021-11-07 01:08:19,403 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:08:19,403 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [617603338] [2021-11-07 01:08:19,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:08:19,404 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:08:19,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:08:19,404 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:08:19,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c37b5129-c79e-469e-a70d-b598e230d4b3/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-07 01:11:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:11:22,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 1709 conjuncts, 129 conjunts are in the unsatisfiable core [2021-11-07 01:11:22,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:11:23,046 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-07 01:11:24,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,688 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,710 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,731 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:24,891 INFO L244 Elim1Store]: Index analysis took 361 ms [2021-11-07 01:11:24,896 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 146 treesize of output 179 [2021-11-07 01:11:24,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:11:24,949 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-07 01:11:25,517 INFO L354 Elim1Store]: treesize reduction 58, result has 26.6 percent of original size [2021-11-07 01:11:25,517 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 35 treesize of output 45 [2021-11-07 01:11:26,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,487 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,617 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,686 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,711 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,716 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,809 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,911 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,955 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,983 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:26,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,056 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,056 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,059 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,070 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,085 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,100 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,129 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,130 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,195 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,205 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,231 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,243 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,246 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,250 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 01:11:27,256 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-07 01:11:27,257 INFO L244 Elim1Store]: Index analysis took 801 ms [2021-11-07 01:11:29,179 INFO L354 Elim1Store]: treesize reduction 1883, result has 12.9 percent of original size [2021-11-07 01:11:29,179 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 32 select indices, 32 select index equivalence classes, 121 disjoint index pairs (out of 496 index pairs), introduced 16 new quantified variables, introduced 7 case distinctions, treesize of input 1377 treesize of output 681 [2021-11-07 01:11:29,549 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 01:11:29,549 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 1401 treesize of output 1309 [2021-11-07 01:11:29,719 INFO L354 Elim1Store]: treesize reduction 994, result has 0.1 percent of original size [2021-11-07 01:11:29,719 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 1309 treesize of output 1217 [2021-11-07 01:11:37,449 INFO L354 Elim1Store]: treesize reduction 42, result has 33.3 percent of original size [2021-11-07 01:11:37,449 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 1130 treesize of output 1143 [2021-11-07 01:11:48,419 INFO L354 Elim1Store]: treesize reduction 69, result has 34.9 percent of original size [2021-11-07 01:11:48,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 955 treesize of output 982 [2021-11-07 01:12:01,104 INFO L354 Elim1Store]: treesize reduction 223, result has 20.4 percent of original size [2021-11-07 01:12:01,105 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 1006 treesize of output 1046 [2021-11-07 01:14:13,929 WARN L207 SmtUtils]: Spent 20.60 s on a formula simplification. DAG size of input: 1195 DAG size of output: 190 [2021-11-07 01:14:13,933 INFO L354 Elim1Store]: treesize reduction 6397, result has 8.5 percent of original size [2021-11-07 01:14:13,934 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 25 select indices, 25 select index equivalence classes, 149 disjoint index pairs (out of 300 index pairs), introduced 25 new quantified variables, introduced 189 case distinctions, treesize of input 1123 treesize of output 1190