./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P --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 7a14ff88669e01083ca46db0c80d319fe5a2f969bf71d428fc27ed5e7149831c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 01:57:56,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 01:57:56,128 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 01:57:56,190 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 01:57:56,191 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 01:57:56,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 01:57:56,198 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 01:57:56,203 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 01:57:56,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 01:57:56,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 01:57:56,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 01:57:56,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 01:57:56,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 01:57:56,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 01:57:56,223 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 01:57:56,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 01:57:56,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 01:57:56,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 01:57:56,236 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 01:57:56,248 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 01:57:56,250 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 01:57:56,252 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 01:57:56,256 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 01:57:56,257 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 01:57:56,267 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 01:57:56,268 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 01:57:56,268 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 01:57:56,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 01:57:56,271 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 01:57:56,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 01:57:56,274 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 01:57:56,275 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 01:57:56,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 01:57:56,279 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 01:57:56,280 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 01:57:56,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 01:57:56,281 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 01:57:56,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 01:57:56,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 01:57:56,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 01:57:56,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 01:57:56,285 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-21 01:57:56,341 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 01:57:56,341 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 01:57:56,348 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-21 01:57:56,349 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-21 01:57:56,350 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 01:57:56,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-21 01:57:56,350 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-21 01:57:56,351 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-21 01:57:56,351 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-21 01:57:56,351 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-21 01:57:56,353 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-21 01:57:56,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-21 01:57:56,353 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-21 01:57:56,353 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-21 01:57:56,354 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-21 01:57:56,354 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-21 01:57:56,354 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-21 01:57:56,355 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-21 01:57:56,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 01:57:56,356 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 01:57:56,356 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 01:57:56,356 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 01:57:56,357 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 01:57:56,357 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 01:57:56,357 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 01:57:56,357 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 01:57:56,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 01:57:56,359 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 01:57:56,360 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-21 01:57:56,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:57:56,360 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 01:57:56,361 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 01:57:56,361 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 01:57:56,361 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-21 01:57:56,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 01:57:56,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 01:57:56,362 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-21 01:57:56,362 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 01:57:56,363 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_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a14ff88669e01083ca46db0c80d319fe5a2f969bf71d428fc27ed5e7149831c [2021-11-21 01:57:56,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 01:57:56,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 01:57:56,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 01:57:56,731 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 01:57:56,732 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 01:57:56,734 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2021-11-21 01:57:56,803 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/data/22be5e14c/0f74c31c76b5476ea7e6c37cb5b308a6/FLAG65cd2c39e [2021-11-21 01:57:57,860 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 01:57:57,861 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2021-11-21 01:57:57,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/data/22be5e14c/0f74c31c76b5476ea7e6c37cb5b308a6/FLAG65cd2c39e [2021-11-21 01:57:58,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/data/22be5e14c/0f74c31c76b5476ea7e6c37cb5b308a6 [2021-11-21 01:57:58,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 01:57:58,250 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 01:57:58,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 01:57:58,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 01:57:58,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 01:57:58,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:57:58" (1/1) ... [2021-11-21 01:57:58,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f706dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:57:58, skipping insertion in model container [2021-11-21 01:57:58,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:57:58" (1/1) ... [2021-11-21 01:57:58,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 01:57:58,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 01:57:58,766 WARN L230 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_5520dddc-3fd5-4798-8eb6-109c162b06a9/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4510,4523] [2021-11-21 01:57:58,777 WARN L230 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_5520dddc-3fd5-4798-8eb6-109c162b06a9/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4570,4583] [2021-11-21 01:57:59,998 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:57:59,999 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,000 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,001 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,002 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,020 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,021 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,023 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,033 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,516 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:58:00,518 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:58:00,520 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:58:00,521 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:58:00,523 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:58:00,524 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:58:00,525 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:58:00,526 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:58:00,527 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:58:00,528 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:58:00,741 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:58:00,859 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,860 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:00,944 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:58:01,007 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 01:58:01,025 WARN L230 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_5520dddc-3fd5-4798-8eb6-109c162b06a9/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4510,4523] [2021-11-21 01:58:01,026 WARN L230 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_5520dddc-3fd5-4798-8eb6-109c162b06a9/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4570,4583] [2021-11-21 01:58:01,067 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,070 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,075 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,077 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,085 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,086 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,179 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-21 01:58:01,182 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-21 01:58:01,183 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-21 01:58:01,184 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-21 01:58:01,189 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-21 01:58:01,190 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-21 01:58:01,191 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-21 01:58:01,191 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-21 01:58:01,192 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-21 01:58:01,192 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-21 01:58:01,281 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-21 01:58:01,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,398 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-21 01:58:01,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 01:58:01,737 INFO L208 MainTranslator]: Completed translation [2021-11-21 01:58:01,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01 WrapperNode [2021-11-21 01:58:01,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 01:58:01,739 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 01:58:01,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 01:58:01,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 01:58:01,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:01,894 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:01,989 INFO L137 Inliner]: procedures = 691, calls = 2656, calls flagged for inlining = 59, calls inlined = 6, statements flattened = 902 [2021-11-21 01:58:01,989 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 01:58:01,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 01:58:01,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 01:58:01,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 01:58:02,001 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,016 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,069 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,075 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,084 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,099 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 01:58:02,100 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 01:58:02,100 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 01:58:02,100 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 01:58:02,101 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (1/1) ... [2021-11-21 01:58:02,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-21 01:58:02,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:58:02,157 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-21 01:58:02,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-21 01:58:02,244 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-21 01:58:02,245 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-21 01:58:02,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 01:58:02,246 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-21 01:58:02,247 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-21 01:58:02,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 01:58:02,248 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 01:58:02,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 01:58:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 01:58:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 01:58:02,249 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2021-11-21 01:58:02,250 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2021-11-21 01:58:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 01:58:02,250 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-21 01:58:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-21 01:58:02,251 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2021-11-21 01:58:02,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2021-11-21 01:58:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 01:58:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 01:58:02,252 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-21 01:58:02,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-21 01:58:02,253 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-21 01:58:02,253 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-21 01:58:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-21 01:58:02,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-21 01:58:02,254 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-21 01:58:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-21 01:58:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 01:58:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 01:58:02,255 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2021-11-21 01:58:02,255 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2021-11-21 01:58:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 01:58:02,256 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-21 01:58:02,257 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-21 01:58:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-21 01:58:02,257 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-21 01:58:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2021-11-21 01:58:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2021-11-21 01:58:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 01:58:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2021-11-21 01:58:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2021-11-21 01:58:02,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 01:58:02,603 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 01:58:02,605 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 01:58:04,233 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 01:58:04,387 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 01:58:04,388 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-21 01:58:04,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:58:04 BoogieIcfgContainer [2021-11-21 01:58:04,391 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 01:58:04,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-21 01:58:04,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-21 01:58:04,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-21 01:58:04,397 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:57:58" (1/3) ... [2021-11-21 01:58:04,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d136d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:58:04, skipping insertion in model container [2021-11-21 01:58:04,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:58:01" (2/3) ... [2021-11-21 01:58:04,398 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d136d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:58:04, skipping insertion in model container [2021-11-21 01:58:04,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:58:04" (3/3) ... [2021-11-21 01:58:04,400 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness.i [2021-11-21 01:58:04,406 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-21 01:58:04,406 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-21 01:58:04,461 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-21 01:58:04,469 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 [2021-11-21 01:58:04,469 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-21 01:58:04,495 INFO L276 IsEmpty]: Start isEmpty. Operand has 140 states, 70 states have (on average 1.1714285714285715) internal successors, (82), 72 states have internal predecessors, (82), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-11-21 01:58:04,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-21 01:58:04,515 INFO L506 BasicCegarLoop]: Found error trace [2021-11-21 01:58:04,519 INFO L514 BasicCegarLoop]: trace histogram [10, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-21 01:58:04,520 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-21 01:58:04,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 01:58:04,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1697854277, now seen corresponding path program 1 times [2021-11-21 01:58:04,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-21 01:58:04,549 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [120746556] [2021-11-21 01:58:04,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:04,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 01:58:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:12,750 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 15 proven. 18 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2021-11-21 01:58:12,751 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-21 01:58:12,751 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [120746556] [2021-11-21 01:58:12,752 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [120746556] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-21 01:58:12,752 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1236288055] [2021-11-21 01:58:12,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-21 01:58:12,753 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-21 01:58:12,753 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 [2021-11-21 01:58:12,759 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-21 01:58:12,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5520dddc-3fd5-4798-8eb6-109c162b06a9/bin/utaipan-TEXQjIfE4P/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-21 01:58:13,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 01:58:13,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 2806 conjuncts, 225 conjunts are in the unsatisfiable core [2021-11-21 01:58:13,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 01:58:13,699 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 10 treesize of output 8 [2021-11-21 01:58:14,376 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 18 treesize of output 14 [2021-11-21 01:58:14,385 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 19 treesize of output 1 [2021-11-21 01:58:21,195 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:58:21,195 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 24 [2021-11-21 01:58:21,207 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 12 treesize of output 8 [2021-11-21 01:58:28,045 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 33 treesize of output 29 [2021-11-21 01:58:28,048 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 19 treesize of output 1 [2021-11-21 01:59:15,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:15,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:15,675 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 38 [2021-11-21 01:59:15,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:15,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 36 [2021-11-21 01:59:32,427 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 01:59:32,427 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 39 [2021-11-21 01:59:32,437 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:59:32,438 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 27 treesize of output 19 [2021-11-21 01:59:34,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,035 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-21 01:59:34,036 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,178 INFO L354 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2021-11-21 01:59:34,178 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 132 treesize of output 141 [2021-11-21 01:59:34,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,205 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 0 case distinctions, treesize of input 140 treesize of output 125 [2021-11-21 01:59:34,218 INFO L354 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2021-11-21 01:59:34,219 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 125 treesize of output 113 [2021-11-21 01:59:34,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-21 01:59:34,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 106 treesize of output 105 [2021-11-21 02:00:02,177 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 296 treesize of output 280 [2021-11-21 02:00:02,212 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-21 02:00:02,213 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 280 treesize of output 280 [2021-11-21 02:00:02,624 INFO L354 Elim1Store]: treesize reduction 64, result has 73.4 percent of original size [2021-11-21 02:00:02,624 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 1 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 280 treesize of output 360