./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW --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 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:39:23,448 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:39:23,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:39:23,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:39:23,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:39:23,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:39:23,477 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:39:23,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:39:23,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:39:23,482 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:39:23,483 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:39:23,484 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:39:23,485 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:39:23,486 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:39:23,487 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:39:23,489 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:39:23,490 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:39:23,491 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:39:23,493 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:39:23,495 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:39:23,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:39:23,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:39:23,500 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:39:23,501 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:39:23,505 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:39:23,506 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:39:23,506 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:39:23,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:39:23,508 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:39:23,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:39:23,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:39:23,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:39:23,512 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:39:23,513 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:39:23,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:39:23,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:39:23,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:39:23,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:39:23,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:39:23,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:39:23,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:39:23,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:39:23,546 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:39:23,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:39:23,547 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:39:23,547 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:39:23,548 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:39:23,548 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:39:23,549 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:39:23,549 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:39:23,549 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:39:23,549 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:39:23,550 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:39:23,550 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:39:23,550 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:39:23,550 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:39:23,551 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:39:23,551 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:39:23,551 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:39:23,552 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:39:23,552 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:39:23,553 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:39:23,553 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:39:23,553 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:39:23,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:39:23,554 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:39:23,554 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:39:23,554 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:39:23,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:39:23,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:39:23,555 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:39:23,555 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:39:23,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:39:23,556 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:39:23,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:39:23,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:39:23,557 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:39:23,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:39:23,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:39:23,558 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:39:23,558 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 [2022-11-23 14:39:23,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:39:23,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:39:23,992 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:39:23,995 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:39:23,996 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:39:23,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-23 14:39:27,200 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:39:27,829 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:39:27,831 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-23 14:39:27,872 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/data/f45b569b4/060176a264d14c078392dc196fc62535/FLAG0bf11ca98 [2022-11-23 14:39:27,891 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/data/f45b569b4/060176a264d14c078392dc196fc62535 [2022-11-23 14:39:27,897 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:39:27,899 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:39:27,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:39:27,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:39:27,909 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:39:27,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:39:27" (1/1) ... [2022-11-23 14:39:27,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@354c29b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:27, skipping insertion in model container [2022-11-23 14:39:27,912 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:39:27" (1/1) ... [2022-11-23 14:39:27,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:39:28,052 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:39:28,357 WARN L237 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_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-23 14:39:28,366 WARN L237 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_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-23 14:39:29,392 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:39:29,499 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,506 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,506 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,508 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,509 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,534 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,544 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,547 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:29,549 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,079 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:39:30,081 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:39:30,084 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:39:30,087 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:39:30,096 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:39:30,097 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:39:30,099 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:39:30,104 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:39:30,105 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:39:30,106 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:39:30,331 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,331 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:39:30,484 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:39:30,499 WARN L237 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_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-23 14:39:30,500 WARN L237 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_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-23 14:39:30,563 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 14:39:30,595 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,596 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,596 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,597 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,603 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,616 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,616 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,618 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,618 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,670 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 14:39:30,672 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 14:39:30,673 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 14:39:30,674 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 14:39:30,675 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 14:39:30,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 14:39:30,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 14:39:30,677 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 14:39:30,678 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 14:39:30,678 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 14:39:30,716 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,717 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 14:39:30,744 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:39:30,999 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:39:31,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30 WrapperNode [2022-11-23 14:39:31,000 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:39:31,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:39:31,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:39:31,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:39:31,010 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,105 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,168 INFO L138 Inliner]: procedures = 689, calls = 1535, calls flagged for inlining = 55, calls inlined = 11, statements flattened = 718 [2022-11-23 14:39:31,169 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:39:31,169 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:39:31,170 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:39:31,170 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:39:31,184 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,184 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,202 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,267 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,288 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,302 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:39:31,303 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:39:31,303 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:39:31,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:39:31,304 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (1/1) ... [2022-11-23 14:39:31,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:39:31,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:31,340 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:39:31,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:39:31,398 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-23 14:39:31,398 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-23 14:39:31,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:39:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-23 14:39:31,400 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-23 14:39:31,400 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-23 14:39:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-23 14:39:31,401 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-23 14:39:31,401 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-23 14:39:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:39:31,402 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-23 14:39:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-23 14:39:31,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 14:39:31,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 14:39:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:39:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:39:31,404 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2022-11-23 14:39:31,404 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2022-11-23 14:39:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:39:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:39:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:39:31,405 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 14:39:31,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 14:39:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-23 14:39:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-23 14:39:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-23 14:39:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-23 14:39:31,406 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-23 14:39:31,406 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-23 14:39:31,407 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-23 14:39:31,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-23 14:39:31,408 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:39:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:39:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:39:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:39:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:39:31,409 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-23 14:39:31,409 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-23 14:39:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-23 14:39:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-23 14:39:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:39:31,410 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2022-11-23 14:39:31,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2022-11-23 14:39:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-23 14:39:31,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-23 14:39:31,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:39:31,887 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:39:31,890 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:39:33,180 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:39:33,461 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:39:33,461 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 14:39:33,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:39:33 BoogieIcfgContainer [2022-11-23 14:39:33,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:39:33,470 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:39:33,470 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:39:33,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:39:33,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:39:27" (1/3) ... [2022-11-23 14:39:33,476 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73fedb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:39:33, skipping insertion in model container [2022-11-23 14:39:33,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:39:30" (2/3) ... [2022-11-23 14:39:33,477 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73fedb5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:39:33, skipping insertion in model container [2022-11-23 14:39:33,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:39:33" (3/3) ... [2022-11-23 14:39:33,479 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_top_harness.i [2022-11-23 14:39:33,505 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:39:33,506 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:39:33,596 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:39:33,611 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7f92fa8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:39:33,612 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:39:33,616 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2022-11-23 14:39:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-23 14:39:33,635 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:33,636 INFO L195 NwaCegarLoop]: trace histogram [7, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:33,637 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:33,646 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:33,646 INFO L85 PathProgramCache]: Analyzing trace with hash -1748352250, now seen corresponding path program 1 times [2022-11-23 14:39:33,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:33,665 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [295020151] [2022-11-23 14:39:33,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:33,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:34,920 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-23 14:39:34,920 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:34,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [295020151] [2022-11-23 14:39:34,922 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [295020151] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:34,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:39:34,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:39:34,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [637451583] [2022-11-23 14:39:34,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:34,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:39:34,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:34,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:39:34,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:39:34,987 INFO L87 Difference]: Start difference. First operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 14:39:35,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:35,669 INFO L93 Difference]: Finished difference Result 282 states and 389 transitions. [2022-11-23 14:39:35,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:39:35,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 93 [2022-11-23 14:39:35,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:35,684 INFO L225 Difference]: With dead ends: 282 [2022-11-23 14:39:35,684 INFO L226 Difference]: Without dead ends: 154 [2022-11-23 14:39:35,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:39:35,693 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 31 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:35,694 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 623 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:39:35,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-11-23 14:39:35,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-11-23 14:39:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 86 states have (on average 1.1744186046511629) internal successors, (101), 87 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2022-11-23 14:39:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 200 transitions. [2022-11-23 14:39:35,759 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 200 transitions. Word has length 93 [2022-11-23 14:39:35,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:35,760 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 200 transitions. [2022-11-23 14:39:35,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-23 14:39:35,761 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 200 transitions. [2022-11-23 14:39:35,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-23 14:39:35,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:35,766 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:35,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:39:35,766 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:35,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:35,767 INFO L85 PathProgramCache]: Analyzing trace with hash -1956707432, now seen corresponding path program 1 times [2022-11-23 14:39:35,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:35,768 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460531844] [2022-11-23 14:39:35,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:35,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:36,759 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-23 14:39:36,760 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:36,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460531844] [2022-11-23 14:39:36,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460531844] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:39:36,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [74931087] [2022-11-23 14:39:36,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:36,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:36,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:36,765 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:36,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 14:39:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:37,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 2382 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-23 14:39:37,486 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:37,659 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-23 14:39:37,660 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:39:37,660 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [74931087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:37,660 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 14:39:37,660 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-23 14:39:37,661 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33626756] [2022-11-23 14:39:37,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:37,662 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-23 14:39:37,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:37,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-23 14:39:37,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-23 14:39:37,663 INFO L87 Difference]: Start difference. First operand 154 states and 200 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-23 14:39:38,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:38,724 INFO L93 Difference]: Finished difference Result 289 states and 384 transitions. [2022-11-23 14:39:38,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-23 14:39:38,725 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 101 [2022-11-23 14:39:38,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:38,736 INFO L225 Difference]: With dead ends: 289 [2022-11-23 14:39:38,736 INFO L226 Difference]: Without dead ends: 156 [2022-11-23 14:39:38,744 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-11-23 14:39:38,746 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 48 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:38,748 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 898 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-23 14:39:38,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-23 14:39:38,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-23 14:39:38,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.1724137931034482) internal successors, (102), 89 states have internal predecessors, (102), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-23 14:39:38,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 207 transitions. [2022-11-23 14:39:38,787 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 207 transitions. Word has length 101 [2022-11-23 14:39:38,789 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:38,789 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 207 transitions. [2022-11-23 14:39:38,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-23 14:39:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2022-11-23 14:39:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-23 14:39:38,800 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:38,800 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:38,819 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 14:39:39,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:39,013 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:39,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:39,014 INFO L85 PathProgramCache]: Analyzing trace with hash -465372556, now seen corresponding path program 1 times [2022-11-23 14:39:39,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:39,014 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643224841] [2022-11-23 14:39:39,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:39,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:39,159 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:39:39,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [21451715] [2022-11-23 14:39:39,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:39,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:39,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:39,161 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:39,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 14:39:39,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:39,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 2514 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-23 14:39:39,830 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-23 14:39:39,935 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:39:39,935 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:39,935 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643224841] [2022-11-23 14:39:39,935 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:39:39,936 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [21451715] [2022-11-23 14:39:39,936 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [21451715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:39,936 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:39:39,936 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 14:39:39,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088297731] [2022-11-23 14:39:39,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:39,937 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 14:39:39,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:39,938 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 14:39:39,938 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:39:39,939 INFO L87 Difference]: Start difference. First operand 156 states and 207 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-23 14:39:40,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:40,406 INFO L93 Difference]: Finished difference Result 283 states and 377 transitions. [2022-11-23 14:39:40,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:39:40,407 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 110 [2022-11-23 14:39:40,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:40,409 INFO L225 Difference]: With dead ends: 283 [2022-11-23 14:39:40,409 INFO L226 Difference]: Without dead ends: 156 [2022-11-23 14:39:40,410 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:39:40,411 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 41 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:40,412 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 761 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 14:39:40,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-23 14:39:40,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-23 14:39:40,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-23 14:39:40,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 206 transitions. [2022-11-23 14:39:40,442 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 206 transitions. Word has length 110 [2022-11-23 14:39:40,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:40,443 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 206 transitions. [2022-11-23 14:39:40,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-23 14:39:40,444 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2022-11-23 14:39:40,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-23 14:39:40,450 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:40,450 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:40,466 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 14:39:40,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:40,651 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:40,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:40,651 INFO L85 PathProgramCache]: Analyzing trace with hash -872142352, now seen corresponding path program 1 times [2022-11-23 14:39:40,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:40,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23522153] [2022-11-23 14:39:40,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:40,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:40,768 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:39:40,769 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1464618791] [2022-11-23 14:39:40,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:40,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:40,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:40,771 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:40,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 14:39:41,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:41,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 2568 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-23 14:39:41,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-23 14:39:41,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:39:41,625 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:41,625 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23522153] [2022-11-23 14:39:41,626 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:39:41,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1464618791] [2022-11-23 14:39:41,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1464618791] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:41,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:39:41,627 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 14:39:41,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484661604] [2022-11-23 14:39:41,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:41,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 14:39:41,628 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:41,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 14:39:41,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:39:41,629 INFO L87 Difference]: Start difference. First operand 156 states and 206 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-23 14:39:42,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:42,466 INFO L93 Difference]: Finished difference Result 288 states and 382 transitions. [2022-11-23 14:39:42,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 14:39:42,467 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) Word has length 118 [2022-11-23 14:39:42,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:42,469 INFO L225 Difference]: With dead ends: 288 [2022-11-23 14:39:42,469 INFO L226 Difference]: Without dead ends: 156 [2022-11-23 14:39:42,470 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-23 14:39:42,472 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 55 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:42,472 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 1022 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-23 14:39:42,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-23 14:39:42,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-23 14:39:42,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (54), 49 states have call predecessors, (54), 49 states have call successors, (54) [2022-11-23 14:39:42,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 205 transitions. [2022-11-23 14:39:42,489 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 205 transitions. Word has length 118 [2022-11-23 14:39:42,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:42,503 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 205 transitions. [2022-11-23 14:39:42,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-23 14:39:42,503 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2022-11-23 14:39:42,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-23 14:39:42,505 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:42,505 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:42,533 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-23 14:39:42,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:42,717 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:42,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:42,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1823335886, now seen corresponding path program 2 times [2022-11-23 14:39:42,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:42,718 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892756542] [2022-11-23 14:39:42,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:42,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:42,824 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:39:42,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1823826589] [2022-11-23 14:39:42,824 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-23 14:39:42,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:42,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:42,826 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:42,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 14:39:43,896 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-23 14:39:43,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 14:39:43,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-23 14:39:43,920 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:43,986 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-23 14:39:43,987 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:39:43,987 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:43,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892756542] [2022-11-23 14:39:43,987 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:39:43,988 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1823826589] [2022-11-23 14:39:43,988 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1823826589] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:43,988 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:39:43,988 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:39:43,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837148224] [2022-11-23 14:39:43,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:43,989 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:39:43,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:43,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:39:43,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:39:43,991 INFO L87 Difference]: Start difference. First operand 156 states and 205 transitions. Second operand has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-23 14:39:44,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:44,503 INFO L93 Difference]: Finished difference Result 262 states and 348 transitions. [2022-11-23 14:39:44,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:39:44,504 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 127 [2022-11-23 14:39:44,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:44,506 INFO L225 Difference]: With dead ends: 262 [2022-11-23 14:39:44,507 INFO L226 Difference]: Without dead ends: 156 [2022-11-23 14:39:44,508 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:39:44,509 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:44,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 666 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 14:39:44,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-23 14:39:44,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-23 14:39:44,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (53), 49 states have call predecessors, (53), 49 states have call successors, (53) [2022-11-23 14:39:44,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 204 transitions. [2022-11-23 14:39:44,527 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 204 transitions. Word has length 127 [2022-11-23 14:39:44,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:44,528 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 204 transitions. [2022-11-23 14:39:44,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-23 14:39:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 204 transitions. [2022-11-23 14:39:44,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-23 14:39:44,530 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:44,531 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:44,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-23 14:39:44,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:44,743 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:44,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:44,743 INFO L85 PathProgramCache]: Analyzing trace with hash 1101816282, now seen corresponding path program 3 times [2022-11-23 14:39:44,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:44,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721464104] [2022-11-23 14:39:44,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:44,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:44,850 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:39:44,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [191716233] [2022-11-23 14:39:44,850 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-23 14:39:44,850 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:44,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:44,852 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:44,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-23 14:39:45,625 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-23 14:39:45,625 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-23 14:39:45,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 2832 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-23 14:39:45,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:45,768 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-23 14:39:45,768 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 14:39:45,768 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:45,768 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721464104] [2022-11-23 14:39:45,769 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:39:45,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [191716233] [2022-11-23 14:39:45,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [191716233] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:39:45,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:39:45,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-23 14:39:45,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867340136] [2022-11-23 14:39:45,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:39:45,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-23 14:39:45,771 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:39:45,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-23 14:39:45,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-23 14:39:45,772 INFO L87 Difference]: Start difference. First operand 156 states and 204 transitions. Second operand has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-23 14:39:46,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:39:46,454 INFO L93 Difference]: Finished difference Result 271 states and 358 transitions. [2022-11-23 14:39:46,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-23 14:39:46,455 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 136 [2022-11-23 14:39:46,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:39:46,458 INFO L225 Difference]: With dead ends: 271 [2022-11-23 14:39:46,458 INFO L226 Difference]: Without dead ends: 166 [2022-11-23 14:39:46,459 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-23 14:39:46,460 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 39 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:39:46,460 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1042 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 14:39:46,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-23 14:39:46,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2022-11-23 14:39:46,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 91 states have (on average 1.1538461538461537) internal successors, (105), 93 states have internal predecessors, (105), 55 states have call successors, (55), 18 states have call predecessors, (55), 19 states have return successors, (58), 54 states have call predecessors, (58), 54 states have call successors, (58) [2022-11-23 14:39:46,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 218 transitions. [2022-11-23 14:39:46,479 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 218 transitions. Word has length 136 [2022-11-23 14:39:46,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:39:46,480 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 218 transitions. [2022-11-23 14:39:46,480 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-23 14:39:46,480 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 218 transitions. [2022-11-23 14:39:46,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-23 14:39:46,482 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:39:46,483 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:39:46,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-23 14:39:46,698 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-23 14:39:46,699 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:39:46,699 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:39:46,699 INFO L85 PathProgramCache]: Analyzing trace with hash 1018112460, now seen corresponding path program 1 times [2022-11-23 14:39:46,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:39:46,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467869409] [2022-11-23 14:39:46,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:46,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:39:46,814 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 14:39:46,814 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [369204649] [2022-11-23 14:39:46,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:39:46,815 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 14:39:46,815 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:39:46,816 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 14:39:46,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6d33ce8-157a-49ff-94a6-3dc16c3b21c8/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-23 14:39:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:39:47,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 2964 conjuncts, 91 conjunts are in the unsatisfiable core [2022-11-23 14:39:47,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 14:39:49,206 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-23 14:39:49,207 INFO L350 Elim1Store]: Elim1 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 33 treesize of output 13 [2022-11-23 14:39:49,220 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-23 14:39:49,221 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2022-11-23 14:39:49,232 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-23 14:39:49,232 INFO L350 Elim1Store]: Elim1 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 36 treesize of output 16 [2022-11-23 14:39:49,435 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 82 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-23 14:39:49,435 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 14:39:52,573 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:39:52,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467869409] [2022-11-23 14:39:52,574 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 14:39:52,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [369204649] [2022-11-23 14:39:52,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [369204649] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 14:39:52,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2103604223] [2022-11-23 14:39:52,601 INFO L159 IcfgInterpreter]: Started Sifa with 79 locations of interest [2022-11-23 14:39:52,602 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 14:39:52,606 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 14:39:52,613 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 14:39:52,613 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 14:39:56,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:39:56,928 INFO L217 Elim1Store]: Index analysis took 524 ms [2022-11-23 14:40:15,811 WARN L233 SmtUtils]: Spent 18.80s on a formula simplification. DAG size of input: 1758 DAG size of output: 1169 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:40:15,817 INFO L321 Elim1Store]: treesize reduction 1958, result has 47.2 percent of original size [2022-11-23 14:40:15,821 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19112 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 195 case distinctions, treesize of input 987 treesize of output 2346 [2022-11-23 14:40:18,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:40:19,522 INFO L217 Elim1Store]: Index analysis took 837 ms [2022-11-23 14:40:48,525 WARN L233 SmtUtils]: Spent 28.93s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-23 14:40:48,537 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-23 14:40:48,540 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-23 14:42:18,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:18,258 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-23 14:42:18,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:18,265 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-23 14:42:18,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:18,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:18,275 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2022-11-23 14:42:18,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:42:21,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,784 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:21,862 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-23 14:42:21,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-23 14:42:22,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:22,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-23 14:42:22,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:22,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-23 14:42:23,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:23,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-23 14:42:24,055 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,090 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:24,168 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-23 14:42:32,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-23 14:42:32,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:32,872 INFO L217 Elim1Store]: Index analysis took 106 ms [2022-11-23 14:42:32,878 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-23 14:42:33,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-23 14:42:33,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:33,787 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-23 14:42:34,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:42:34,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-23 14:42:52,388 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-23 14:42:52,588 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-23 14:42:52,643 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-23 14:42:52,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-23 14:42:53,085 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-23 14:42:53,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-23 14:43:09,604 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-23 14:43:09,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-23 14:43:09,729 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-23 14:43:10,036 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-23 14:43:10,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-23 14:43:10,152 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-23 14:43:12,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2171 treesize of output 2161 [2022-11-23 14:43:13,394 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2171 treesize of output 2161 [2022-11-23 14:43:13,748 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2175 treesize of output 2154 [2022-11-23 14:43:14,850 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:43:29,294 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 14:43:29,301 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 14:43:29,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 14:43:29,331 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 14:43:29,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:43:29,369 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:43:29,379 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:43:29,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-23 14:43:29,471 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:29,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-23 14:43:29,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:43:29,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:43:29,550 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:29,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-23 14:43:29,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:43:29,571 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:43:29,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-23 14:43:29,830 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2022-11-23 14:43:29,833 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2022-11-23 14:43:29,931 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2022-11-23 14:43:29,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 19 [2022-11-23 14:43:32,398 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2167 treesize of output 2139 [2022-11-23 14:43:32,785 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2135 treesize of output 2111 [2022-11-23 14:43:32,950 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2119 treesize of output 2091 [2022-11-23 14:43:50,591 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2167 treesize of output 2139 [2022-11-23 14:43:50,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2135 treesize of output 2111 [2022-11-23 14:43:51,047 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 2119 treesize of output 2091 [2022-11-23 14:43:54,659 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 14:43:54,659 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-23 14:43:54,712 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-23 14:43:54,713 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-23 14:43:54,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,830 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:54,831 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:54,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,854 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:43:54,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,856 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:43:54,874 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:54,874 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-23 14:43:54,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:54,915 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:54,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,017 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,055 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,087 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,090 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:43:55,091 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,095 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 14:43:55,114 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-23 14:43:55,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,375 INFO L321 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2022-11-23 14:43:55,376 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 196 treesize of output 199 [2022-11-23 14:43:55,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,411 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,483 INFO L321 Elim1Store]: treesize reduction 92, result has 17.1 percent of original size [2022-11-23 14:43:55,483 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 206 treesize of output 213 [2022-11-23 14:43:55,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,682 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,683 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,692 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,715 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,731 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,733 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-23 14:43:55,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,772 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,932 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:55,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:55,978 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:55,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-23 14:43:56,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:43:56,028 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:43:56,028 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-23 14:43:56,330 INFO L321 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2022-11-23 14:43:56,331 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 294 treesize of output 311 [2022-11-23 14:43:56,377 INFO L321 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2022-11-23 14:43:56,378 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 289 treesize of output 292 [2022-11-23 14:43:56,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 14:43:56,519 INFO L350 Elim1Store]: Elim1 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 8 treesize of output 7 [2022-11-23 14:43:56,638 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-23 14:43:56,638 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-23 14:43:56,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-23 14:43:56,848 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-23 14:43:56,848 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-23 14:43:56,880 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-23 14:44:55,108 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_length with input of size 103 for LOIs [2022-11-23 14:44:55,816 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 14:44:56,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-23 14:44:56,871 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-11-23 14:44:56,882 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2895 for LOIs [2022-11-23 14:45:11,697 INFO L197 IcfgInterpreter]: Interpreting procedure save_byte_from_array with input of size 220 for LOIs [2022-11-23 14:45:11,989 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 693 for LOIs [2022-11-23 14:45:16,546 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 50 for LOIs [2022-11-23 14:45:16,568 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-23 14:45:16,579 INFO L350 Elim1Store]: Elim1 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 [2022-11-23 14:45:16,629 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:45:16,646 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:45:16,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:45:16,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:45:16,667 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:45:16,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-23 14:45:16,728 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:45:16,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:45:16,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 14:45:16,745 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-23 14:45:16,746 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-23 14:45:16,756 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-23 14:45:16,937 INFO L321 Elim1Store]: treesize reduction 20, result has 57.4 percent of original size [2022-11-23 14:45:16,937 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 191 [2022-11-23 14:45:17,768 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 98 for LOIs [2022-11-23 14:45:18,067 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 84 for LOIs [2022-11-23 14:45:18,088 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2963 for LOIs [2022-11-23 14:46:39,332 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:46:39,340 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:46:39,347 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-23 14:46:39,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-23 14:47:01,621 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 45 for LOIs [2022-11-23 14:47:01,623 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 123 for LOIs [2022-11-23 14:47:01,942 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 43 for LOIs [2022-11-23 14:47:01,946 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 14:49:23,167 WARN L233 SmtUtils]: Spent 2.33m on a formula simplification. DAG size of input: 2825 DAG size of output: 2437 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 14:53:09,059 WARN L233 SmtUtils]: Spent 3.74m on a formula simplification. DAG size of input: 2895 DAG size of output: 2452 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)