./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7 --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 edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:39:13,488 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:39:13,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:39:13,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:39:13,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:39:13,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:39:13,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:39:13,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:39:13,532 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:39:13,533 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:39:13,534 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:39:13,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:39:13,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:39:13,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:39:13,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:39:13,541 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:39:13,542 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:39:13,543 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:39:13,545 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:39:13,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:39:13,562 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:39:13,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:39:13,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:39:13,566 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:39:13,570 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:39:13,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:39:13,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:39:13,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:39:13,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:39:13,582 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:39:13,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:39:13,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:39:13,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:39:13,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:39:13,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:39:13,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:39:13,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:39:13,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:39:13,595 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:39:13,596 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:39:13,599 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:39:13,600 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:39:13,641 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:39:13,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:39:13,642 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:39:13,643 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:39:13,643 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:39:13,643 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:39:13,644 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:39:13,644 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:39:13,644 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:39:13,645 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:39:13,645 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:39:13,645 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:39:13,646 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:39:13,646 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:39:13,646 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:39:13,646 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:39:13,647 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:39:13,647 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:39:13,648 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:39:13,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:39:13,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:39:13,648 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:39:13,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:39:13,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:39:13,649 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:39:13,649 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:39:13,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:39:13,650 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:39:13,650 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:39:13,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:13,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:39:13,651 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:39:13,651 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:39:13,652 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:39:13,652 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:39:13,652 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:39:13,652 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:39:13,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:39:13,653 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_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> edd3fac09d24fc037292743bb080afb788cb886b05d29648be5f73c1396cfbb6 [2021-11-25 18:39:13,906 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:39:13,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:39:13,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:39:13,935 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:39:13,936 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:39:13,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2021-11-25 18:39:14,003 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/data/ddc11d1bb/ab1f70a0bcd04daebca26697165daecb/FLAGc7a26a7b1 [2021-11-25 18:39:14,883 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:39:14,884 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i [2021-11-25 18:39:14,941 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/data/ddc11d1bb/ab1f70a0bcd04daebca26697165daecb/FLAGc7a26a7b1 [2021-11-25 18:39:14,994 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/data/ddc11d1bb/ab1f70a0bcd04daebca26697165daecb [2021-11-25 18:39:14,997 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:39:15,000 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:39:15,001 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:15,001 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:39:15,005 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:39:15,006 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:14" (1/1) ... [2021-11-25 18:39:15,007 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ad1fcde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:15, skipping insertion in model container [2021-11-25 18:39:15,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:39:14" (1/1) ... [2021-11-25 18:39:15,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:39:15,113 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:39:15,411 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_4377121e-ebee-4cd5-ac42-eb344c27db95/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2021-11-25 18:39:15,417 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_4377121e-ebee-4cd5-ac42-eb344c27db95/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2021-11-25 18:39:16,202 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,203 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,204 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,204 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,206 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,219 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,220 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,222 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,223 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,225 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,226 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,227 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,227 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,591 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 18:39:16,592 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 18:39:16,593 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 18:39:16,594 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 18:39:16,596 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 18:39:16,596 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 18:39:16,597 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 18:39:16,598 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 18:39:16,599 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 18:39:16,599 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 18:39:16,736 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-25 18:39:16,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:16,791 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:39:16,832 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_4377121e-ebee-4cd5-ac42-eb344c27db95/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4499,4512] [2021-11-25 18:39:16,833 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_4377121e-ebee-4cd5-ac42-eb344c27db95/sv-benchmarks/c/aws-c-common/aws_linked_list_pop_front_harness.i[4559,4572] [2021-11-25 18:39:16,880 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,880 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,881 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,881 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,882 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,891 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,900 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,901 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,902 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,903 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,911 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,912 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-25 18:39:16,980 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-25 18:39:16,982 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-25 18:39:16,983 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-25 18:39:16,984 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-25 18:39:16,991 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-25 18:39:16,991 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-25 18:39:16,992 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-25 18:39:16,993 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-25 18:39:16,994 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-25 18:39:16,994 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-25 18:39:17,043 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-25 18:39:17,074 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:39:17,301 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:39:17,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17 WrapperNode [2021-11-25 18:39:17,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:39:17,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:17,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:39:17,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:39:17,308 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,463 INFO L137 Inliner]: procedures = 679, calls = 1046, calls flagged for inlining = 52, calls inlined = 8, statements flattened = 225 [2021-11-25 18:39:17,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:39:17,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:39:17,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:39:17,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:39:17,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,497 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,498 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,543 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,572 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:39:17,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:39:17,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:39:17,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:39:17,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (1/1) ... [2021-11-25 18:39:17,586 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:39:17,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:17,611 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:39:17,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:39:17,664 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2021-11-25 18:39:17,664 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2021-11-25 18:39:17,665 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_remove [2021-11-25 18:39:17,666 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_remove [2021-11-25 18:39:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:39:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:39:17,666 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-25 18:39:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-25 18:39:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_next_is_valid [2021-11-25 18:39:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_next_is_valid [2021-11-25 18:39:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:39:17,667 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_is_valid [2021-11-25 18:39:17,667 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_is_valid [2021-11-25 18:39:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:39:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:39:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:39:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:39:17,668 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_empty [2021-11-25 18:39:17,668 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_empty [2021-11-25 18:39:17,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:39:17,669 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:39:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 18:39:17,670 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 18:39:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:39:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:39:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 18:39:17,670 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-25 18:39:17,671 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-25 18:39:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure aws_linked_list_node_prev_is_valid [2021-11-25 18:39:17,671 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_linked_list_node_prev_is_valid [2021-11-25 18:39:17,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:39:17,974 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:39:17,976 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:39:18,320 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:39:18,484 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:39:18,485 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-25 18:39:18,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:18 BoogieIcfgContainer [2021-11-25 18:39:18,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:39:18,490 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:39:18,490 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:39:18,493 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:39:18,493 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:39:14" (1/3) ... [2021-11-25 18:39:18,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c59409b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:18, skipping insertion in model container [2021-11-25 18:39:18,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:39:17" (2/3) ... [2021-11-25 18:39:18,497 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c59409b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:18, skipping insertion in model container [2021-11-25 18:39:18,497 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:18" (3/3) ... [2021-11-25 18:39:18,499 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_linked_list_pop_front_harness.i [2021-11-25 18:39:18,503 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:39:18,503 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:39:18,549 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:39:18,556 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 [2021-11-25 18:39:18,556 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:39:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 52 states have internal predecessors, (63), 37 states have call successors, (37), 10 states have call predecessors, (37), 10 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-11-25 18:39:18,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 18:39:18,584 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:18,584 INFO L514 BasicCegarLoop]: trace histogram [9, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:18,585 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:18,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:18,590 INFO L85 PathProgramCache]: Analyzing trace with hash 900379934, now seen corresponding path program 1 times [2021-11-25 18:39:18,599 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:18,600 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199538868] [2021-11-25 18:39:18,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:18,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:19,126 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-11-25 18:39:19,126 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:19,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199538868] [2021-11-25 18:39:19,128 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199538868] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:39:19,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [660913262] [2021-11-25 18:39:19,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:19,128 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:39:19,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:19,130 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:39:19,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:39:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:19,412 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 84 conjunts are in the unsatisfiable core [2021-11-25 18:39:19,429 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:39:19,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,661 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 18 treesize of output 19 [2021-11-25 18:39:19,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,684 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 18 treesize of output 19 [2021-11-25 18:39:19,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,778 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 41 [2021-11-25 18:39:19,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:19,798 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 43 [2021-11-25 18:39:22,613 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 18:39:22,614 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:39:22,614 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [660913262] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:22,615 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-25 18:39:22,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [5] total 12 [2021-11-25 18:39:22,617 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421248007] [2021-11-25 18:39:22,618 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:22,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-25 18:39:22,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:39:22,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-25 18:39:22,669 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-25 18:39:22,673 INFO L87 Difference]: Start difference. First operand has 99 states, 51 states have (on average 1.2352941176470589) internal successors, (63), 52 states have internal predecessors, (63), 37 states have call successors, (37), 10 states have call predecessors, (37), 10 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 5 states have call successors, (16), 3 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 5 states have call successors, (15) [2021-11-25 18:39:23,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:39:23,131 INFO L93 Difference]: Finished difference Result 232 states and 346 transitions. [2021-11-25 18:39:23,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-25 18:39:23,134 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 5 states have call successors, (16), 3 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 5 states have call successors, (15) Word has length 70 [2021-11-25 18:39:23,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:39:23,144 INFO L225 Difference]: With dead ends: 232 [2021-11-25 18:39:23,144 INFO L226 Difference]: Without dead ends: 143 [2021-11-25 18:39:23,149 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 56 SyntacticMatches, 8 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2021-11-25 18:39:23,152 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 19 mSDsluCounter, 598 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 707 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 100 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:39:23,154 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 707 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 149 Invalid, 0 Unknown, 100 Unchecked, 0.3s Time] [2021-11-25 18:39:23,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2021-11-25 18:39:23,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2021-11-25 18:39:23,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 57 states have (on average 1.1929824561403508) internal successors, (68), 58 states have internal predecessors, (68), 43 states have call successors, (43), 13 states have call predecessors, (43), 12 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2021-11-25 18:39:23,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 153 transitions. [2021-11-25 18:39:23,213 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 153 transitions. Word has length 70 [2021-11-25 18:39:23,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:39:23,214 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 153 transitions. [2021-11-25 18:39:23,214 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.888888888888889) internal successors, (26), 9 states have internal predecessors, (26), 5 states have call successors, (16), 3 states have call predecessors, (16), 4 states have return successors, (15), 5 states have call predecessors, (15), 5 states have call successors, (15) [2021-11-25 18:39:23,214 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 153 transitions. [2021-11-25 18:39:23,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 18:39:23,218 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:23,219 INFO L514 BasicCegarLoop]: trace histogram [9, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 18:39:23,258 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:39:23,433 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 18:39:23,433 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:23,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:23,434 INFO L85 PathProgramCache]: Analyzing trace with hash 134050646, now seen corresponding path program 1 times [2021-11-25 18:39:23,434 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:23,434 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8106228] [2021-11-25 18:39:23,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:23,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:23,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:23,724 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-25 18:39:23,725 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:23,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8106228] [2021-11-25 18:39:23,725 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8106228] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-25 18:39:23,725 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1539524134] [2021-11-25 18:39:23,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:23,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:39:23,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:23,728 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:39:23,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4377121e-ebee-4cd5-ac42-eb344c27db95/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:39:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:23,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 100 conjunts are in the unsatisfiable core [2021-11-25 18:39:23,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:39:23,986 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 6 treesize of output 5 [2021-11-25 18:39:24,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,171 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 18 treesize of output 19 [2021-11-25 18:39:24,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,204 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 18 treesize of output 19 [2021-11-25 18:39:24,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,318 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 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-25 18:39:24,333 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 18:39:24,334 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 1 case distinctions, treesize of input 32 treesize of output 34 [2021-11-25 18:39:24,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,354 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 10 [2021-11-25 18:39:24,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 38 [2021-11-25 18:39:24,409 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-25 18:39:24,409 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 1 case distinctions, treesize of input 32 treesize of output 34 [2021-11-25 18:39:24,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,422 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 10 [2021-11-25 18:39:24,452 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-25 18:39:24,452 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-25 18:39:24,630 INFO L354 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2021-11-25 18:39:24,630 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 148 treesize of output 127 [2021-11-25 18:39:24,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,645 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 123 treesize of output 115 [2021-11-25 18:39:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,659 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:24,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 57 [2021-11-25 18:39:24,671 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 13 [2021-11-25 18:39:24,704 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 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 29 treesize of output 21 [2021-11-25 18:39:24,708 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 11 treesize of output 7 [2021-11-25 18:39:28,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,785 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:28,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,789 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:28,790 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:28,797 INFO L354 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2021-11-25 18:39:28,797 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 9 disjoint index pairs (out of 66 index pairs), introduced 8 new quantified variables, introduced 32 case distinctions, treesize of input 180 treesize of output 102 [2021-11-25 18:39:28,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,824 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:28,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:39:28,825 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:28,835 INFO L354 Elim1Store]: treesize reduction 126, result has 0.8 percent of original size [2021-11-25 18:39:28,836 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 13 disjoint index pairs (out of 66 index pairs), introduced 9 new quantified variables, introduced 32 case distinctions, treesize of input 102 treesize of output 48 [2021-11-25 18:39:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 55 proven. 11 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 18:39:28,879 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:39:34,667 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:34,667 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 4 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 380 treesize of output 373 [2021-11-25 18:39:34,799 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 8 treesize of output 6 [2021-11-25 18:39:34,821 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 8 treesize of output 6 [2021-11-25 18:39:34,830 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 8 treesize of output 6 [2021-11-25 18:39:34,854 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 8 treesize of output 6 [2021-11-25 18:39:34,874 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 8 treesize of output 6 [2021-11-25 18:39:34,889 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 8 treesize of output 6 [2021-11-25 18:39:34,964 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 8 treesize of output 6 [2021-11-25 18:39:35,005 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 8 treesize of output 6 [2021-11-25 18:39:35,015 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 8 treesize of output 6 [2021-11-25 18:39:35,038 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 8 treesize of output 6 [2021-11-25 18:39:35,060 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 8 treesize of output 6 [2021-11-25 18:39:35,080 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 8 treesize of output 6 [2021-11-25 18:39:35,156 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 8 treesize of output 6 [2021-11-25 18:39:35,169 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 8 treesize of output 6 [2021-11-25 18:39:35,188 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 8 treesize of output 6 [2021-11-25 18:39:35,201 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 8 treesize of output 6 [2021-11-25 18:39:35,216 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 8 treesize of output 6 [2021-11-25 18:39:35,262 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 8 treesize of output 6 [2021-11-25 18:39:35,352 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 8 treesize of output 6 [2021-11-25 18:39:35,399 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 8 treesize of output 6 [2021-11-25 18:39:35,412 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 8 treesize of output 6 [2021-11-25 18:39:35,427 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 8 treesize of output 6 [2021-11-25 18:39:35,441 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 8 treesize of output 6 [2021-11-25 18:39:35,457 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 8 treesize of output 6 [2021-11-25 18:39:35,817 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 8 treesize of output 6 [2021-11-25 18:39:35,837 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 8 treesize of output 6 [2021-11-25 18:39:35,846 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 8 treesize of output 6 [2021-11-25 18:39:35,871 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 8 treesize of output 6 [2021-11-25 18:39:35,891 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 8 treesize of output 6 [2021-11-25 18:39:35,911 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 8 treesize of output 6 [2021-11-25 18:39:35,990 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 8 treesize of output 6 [2021-11-25 18:39:36,030 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 8 treesize of output 6 [2021-11-25 18:39:36,040 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 8 treesize of output 6 [2021-11-25 18:39:36,059 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 8 treesize of output 6 [2021-11-25 18:39:36,113 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 8 treesize of output 6 [2021-11-25 18:39:36,134 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 8 treesize of output 6 [2021-11-25 18:39:36,219 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 8 treesize of output 6 [2021-11-25 18:39:36,235 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 8 treesize of output 6 [2021-11-25 18:39:36,256 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 8 treesize of output 6 [2021-11-25 18:39:36,272 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 8 treesize of output 6 [2021-11-25 18:39:36,301 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 8 treesize of output 6 [2021-11-25 18:39:36,341 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 8 treesize of output 6 [2021-11-25 18:39:36,416 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 8 treesize of output 6 [2021-11-25 18:39:36,461 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 8 treesize of output 6 [2021-11-25 18:39:36,474 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 8 treesize of output 6 [2021-11-25 18:39:36,489 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 8 treesize of output 6 [2021-11-25 18:39:36,501 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 8 treesize of output 6 [2021-11-25 18:39:36,515 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 8 treesize of output 6 [2021-11-25 18:39:36,803 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 8 treesize of output 6 [2021-11-25 18:39:36,808 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 8 treesize of output 6 [2021-11-25 18:39:36,815 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 8 treesize of output 6 [2021-11-25 18:39:36,820 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 8 treesize of output 6 [2021-11-25 18:39:36,825 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 8 treesize of output 6 [2021-11-25 18:39:36,830 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 8 treesize of output 6 [2021-11-25 18:39:36,850 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 8 treesize of output 6 [2021-11-25 18:39:36,855 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 8 treesize of output 6 [2021-11-25 18:39:36,964 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 8 treesize of output 6 [2021-11-25 18:39:36,968 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 8 treesize of output 6 [2021-11-25 18:39:36,972 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 8 treesize of output 6 [2021-11-25 18:39:36,994 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 8 treesize of output 6 [2021-11-25 18:39:36,998 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 8 treesize of output 6 [2021-11-25 18:39:37,002 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 8 treesize of output 6 [2021-11-25 18:39:37,006 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 8 treesize of output 6 [2021-11-25 18:39:37,109 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 8 treesize of output 6 [2021-11-25 18:39:37,113 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 8 treesize of output 6 [2021-11-25 18:39:37,117 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 8 treesize of output 6 [2021-11-25 18:39:37,123 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 8 treesize of output 6 [2021-11-25 18:39:37,127 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 8 treesize of output 6 [2021-11-25 18:39:37,198 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 8 treesize of output 6 [2021-11-25 18:39:37,203 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 8 treesize of output 6 [2021-11-25 18:39:37,208 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 8 treesize of output 6 [2021-11-25 18:39:37,278 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 8 treesize of output 6 [2021-11-25 18:39:39,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,606 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,607 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,767 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:39,768 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 500 treesize of output 385 [2021-11-25 18:39:39,818 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:39,819 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 1229 treesize of output 1183 [2021-11-25 18:39:39,869 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:39,870 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1225 treesize of output 1217 [2021-11-25 18:39:39,903 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,904 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:39,934 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:39,935 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 1217 treesize of output 1101 [2021-11-25 18:39:39,993 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:39,994 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1135 treesize of output 1133 [2021-11-25 18:39:40,092 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:40,093 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 1639 treesize of output 1611 [2021-11-25 18:39:40,173 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:40,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1683 treesize of output 1659 [2021-11-25 18:39:40,257 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:40,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 1731 treesize of output 1707 [2021-11-25 18:39:40,365 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 1856 treesize of output 1840 [2021-11-25 18:39:40,440 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 1866 treesize of output 1862 [2021-11-25 18:39:40,499 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 1862 treesize of output 1860 [2021-11-25 18:39:40,561 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 1892 treesize of output 1884 [2021-11-25 18:39:40,624 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 1884 treesize of output 1880 [2021-11-25 18:39:40,715 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 1912 treesize of output 1904 [2021-11-25 18:39:40,779 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 1904 treesize of output 1900 [2021-11-25 18:39:40,843 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 1900 treesize of output 1892 [2021-11-25 18:39:50,508 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 7 treesize of output 3 [2021-11-25 18:39:50,522 WARN L234 Elim1Store]: Array PQE input equivalent to true [2021-11-25 18:39:50,657 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,663 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,669 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,670 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,671 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,673 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,674 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,676 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:50,764 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-25 18:39:50,765 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 7 select indices, 7 select index equivalence classes, 9 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 189 treesize of output 295 [2021-11-25 18:39:51,850 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:51,851 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:51,854 INFO L173 IndexEqualityManager]: detected equality via solver [2021-11-25 18:39:51,855 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 52 treesize of output 38