[INFO] fetching crate gemachain-runtime 1.8.2...
[INFO] checking gemachain-runtime-1.8.2 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate gemachain-runtime 1.8.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate gemachain-runtime 1.8.2 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gemachain-runtime 1.8.2
[INFO] finished tweaking crates.io crate gemachain-runtime 1.8.2
[INFO] tweaked toml for crates.io crate gemachain-runtime 1.8.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:5272:13
[INFO] [stdout]      |
[INFO] [stdout] 5272 |         let mut bank_hash_info = bank_hashes.get_mut(&slot).unwrap();
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:5280:9
[INFO] [stdout]      |
[INFO] [stdout] 5280 |         mut stats: &mut crate::accounts_hash::HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:6549:17
[INFO] [stdout]      |
[INFO] [stdout] 6549 |             let mut info = storage_info_local
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache_hash_data.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let mut header = cache_file.get_header_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total_items` is never read
[INFO] [stdout]    --> src/accounts_db.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct GenerateIndexTimings {
[INFO] [stdout]     |        -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 218 |     pub total_items: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GenerateIndexTimings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `temp_accounts_hash_cache_path` and `temp_paths` are never read
[INFO] [stdout]    --> src/accounts_db.rs:973:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub struct AccountsDb {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 973 |     temp_accounts_hash_cache_path: Option<TempDir>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 978 |     pub(crate) temp_paths: Option<Vec<TempDir>>,
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AccountsDb` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slot`, `num_flushed`, `num_purged`, and `total_size` are never read
[INFO] [stdout]     --> src/accounts_db.rs:1167:5
[INFO] [stdout]      |
[INFO] [stdout] 1166 | struct FlushStats {
[INFO] [stdout]      |        ---------- fields in this struct
[INFO] [stdout] 1167 |     slot: Slot,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 1168 |     num_flushed: usize,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 1169 |     num_purged: usize,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout] 1170 |     total_size: u64,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `FlushStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_count` is never read
[INFO] [stdout]    --> src/accounts_index.rs:764:5
[INFO] [stdout]     |
[INFO] [stdout] 762 | pub struct ScanSlotTracker {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 763 |     is_removed: bool,
[INFO] [stdout] 764 |     ref_count: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ScanSlotTracker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `unused` is never read
[INFO] [stdout]    --> src/bank.rs:681:16
[INFO] [stdout]     |
[INFO] [stdout] 664 | pub(crate) struct BankFieldsToDeserialize {
[INFO] [stdout]     |                   ----------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 681 |     pub(crate) unused: u64,
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BankFieldsToDeserialize` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unused_accounts` and `message_processor` are never read
[INFO] [stdout]   --> src/serde_snapshot/future.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) struct DeserializableVersionedBank {
[INFO] [stdout]    |                   --------------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub(crate) unused_accounts: UnusedAccounts,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub(crate) message_processor: InstructionProcessor,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializableVersionedBank` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `unpack_dir` is never read
[INFO] [stdout]    --> src/snapshot_utils.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 154 | struct UnarchivedSnapshot {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] 155 |     unpack_dir: TempDir,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UnarchivedSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> benches/bank.rs:148:44
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let summary = bencher.bench(|_bencher| {}).unwrap();
[INFO] [stdout]     |                                            ^^ expected `Result<(), String>`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note:   expected enum `Result<(), String>`
[INFO] [stdout]             found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `median` on type `Option<Summary>`
[INFO] [stdout]    --> benches/bank.rs:150:44
[INFO] [stdout]     |
[INFO] [stdout] 150 |     info!("  {:?} ns/iter median", summary.median as u64);
[INFO] [stdout]     |                                            ^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a field of the same name
[INFO] [stdout]     |
[INFO] [stdout] 150 |     info!("  {:?} ns/iter median", summary.unwrap().median as u64);
[INFO] [stdout]     |                                            +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `median` on type `Option<Summary>`
[INFO] [stdout]    --> benches/bank.rs:151:29
[INFO] [stdout]     |
[INFO] [stdout] 151 |     assert!(0f64 != summary.median);
[INFO] [stdout]     |                             ^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a field of the same name
[INFO] [stdout]     |
[INFO] [stdout] 151 |     assert!(0f64 != summary.unwrap().median);
[INFO] [stdout]     |                             +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `median` on type `Option<Summary>`
[INFO] [stdout]    --> benches/bank.rs:152:63
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let tps = transactions.len() as u64 * (ns_per_s / summary.median as u64);
[INFO] [stdout]     |                                                               ^^^^^^ unknown field
[INFO] [stdout]     |
[INFO] [stdout] help: one of the expressions' fields has a field of the same name
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let tps = transactions.len() as u64 * (ns_per_s / summary.unwrap().median as u64);
[INFO] [stdout]     |                                                               +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0609.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gemachain-runtime` (bench "bank") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:5272:13
[INFO] [stdout]      |
[INFO] [stdout] 5272 |         let mut bank_hash_info = bank_hashes.get_mut(&slot).unwrap();
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:5280:9
[INFO] [stdout]      |
[INFO] [stdout] 5280 |         mut stats: &mut crate::accounts_hash::HashStats,
[INFO] [stdout]      |         ----^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/accounts_db.rs:6549:17
[INFO] [stdout]      |
[INFO] [stdout] 6549 |             let mut info = storage_info_local
[INFO] [stdout]      |                 ----^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cache_hash_data.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |         let mut header = cache_file.get_header_mut();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/system_instruction_processor.rs:1587:13
[INFO] [stdout]      |
[INFO] [stdout] 1587 |         let mut invoke_context = &mut MockInvokeContext::new(vec![
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/system_instruction_processor.rs:1967:13
[INFO] [stdout]      |
[INFO] [stdout] 1967 |         let mut invoke_context = &mut MockInvokeContext::new(vec![
[INFO] [stdout]      |             ----^^^^^^^^^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `total_items` is never read
[INFO] [stdout]    --> src/accounts_db.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 212 | struct GenerateIndexTimings {
[INFO] [stdout]     |        -------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 218 |     pub total_items: usize,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `GenerateIndexTimings` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `temp_accounts_hash_cache_path` is never read
[INFO] [stdout]    --> src/accounts_db.rs:973:5
[INFO] [stdout]     |
[INFO] [stdout] 942 | pub struct AccountsDb {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 973 |     temp_accounts_hash_cache_path: Option<TempDir>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AccountsDb` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `slot`, `num_flushed`, `num_purged`, and `total_size` are never read
[INFO] [stdout]     --> src/accounts_db.rs:1167:5
[INFO] [stdout]      |
[INFO] [stdout] 1166 | struct FlushStats {
[INFO] [stdout]      |        ---------- fields in this struct
[INFO] [stdout] 1167 |     slot: Slot,
[INFO] [stdout]      |     ^^^^
[INFO] [stdout] 1168 |     num_flushed: usize,
[INFO] [stdout]      |     ^^^^^^^^^^^
[INFO] [stdout] 1169 |     num_purged: usize,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout] 1170 |     total_size: u64,
[INFO] [stdout]      |     ^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `FlushStats` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ref_count` is never read
[INFO] [stdout]    --> src/accounts_index.rs:764:5
[INFO] [stdout]     |
[INFO] [stdout] 762 | pub struct ScanSlotTracker {
[INFO] [stdout]     |            --------------- field in this struct
[INFO] [stdout] 763 |     is_removed: bool,
[INFO] [stdout] 764 |     ref_count: u64,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ScanSlotTracker` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `unused` is never read
[INFO] [stdout]    --> src/bank.rs:681:16
[INFO] [stdout]     |
[INFO] [stdout] 664 | pub(crate) struct BankFieldsToDeserialize {
[INFO] [stdout]     |                   ----------------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 681 |     pub(crate) unused: u64,
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BankFieldsToDeserialize` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unused_accounts` and `message_processor` are never read
[INFO] [stdout]   --> src/serde_snapshot/future.rs:78:16
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub(crate) struct DeserializableVersionedBank {
[INFO] [stdout]    |                   --------------------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub(crate) unused_accounts: UnusedAccounts,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub(crate) message_processor: InstructionProcessor,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `DeserializableVersionedBank` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `unpack_dir` is never read
[INFO] [stdout]    --> src/snapshot_utils.rs:155:5
[INFO] [stdout]     |
[INFO] [stdout] 154 | struct UnarchivedSnapshot {
[INFO] [stdout]     |        ------------------ field in this struct
[INFO] [stdout] 155 |     unpack_dir: TempDir,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `UnarchivedSnapshot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/append_vec.rs:599:17
[INFO] [stdout]     |
[INFO] [stdout] 599 |                 *(&self.meta.data_len as *const u64 as *mut u64) = new_data_len;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: assigning to `&T` is undefined behavior, consider using an `UnsafeCell`
[INFO] [stdout]    --> src/append_vec.rs:614:17
[INFO] [stdout]     |
[INFO] [stdout] 614 |                 *(&self.account_meta.executable as *const bool as *mut u8) = new_executable_byte;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7360:9
[INFO] [stdout]      |
[INFO] [stdout] 7360 | /         test_map.range(
[INFO] [stdout] 7361 | |             Pubkey::new_from_array([
[INFO] [stdout] 7362 | |                 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] 7363 | |                 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
[INFO] [stdout] ...    |
[INFO] [stdout] 7370 | |                 ]),
[INFO] [stdout] 7371 | |         );
[INFO] [stdout]      | |_________^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]      = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7360 |         let _ = test_map.range(
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7392:9
[INFO] [stdout]      |
[INFO] [stdout] 7392 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7392 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7408:9
[INFO] [stdout]      |
[INFO] [stdout] 7408 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7408 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7424:9
[INFO] [stdout]      |
[INFO] [stdout] 7424 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7424 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7445:9
[INFO] [stdout]      |
[INFO] [stdout] 7445 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7445 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7461:9
[INFO] [stdout]      |
[INFO] [stdout] 7461 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7461 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7483:9
[INFO] [stdout]      |
[INFO] [stdout] 7483 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7483 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7499:9
[INFO] [stdout]      |
[INFO] [stdout] 7499 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7499 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7515:9
[INFO] [stdout]      |
[INFO] [stdout] 7515 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7515 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::collections::btree_map::Range` that must be used
[INFO] [stdout]     --> src/bank.rs:7537:9
[INFO] [stdout]      |
[INFO] [stdout] 7537 |         test_map.range(range);
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]      |
[INFO] [stdout] 7537 |         let _ = test_map.range(range);
[INFO] [stdout]      |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 23 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gemachain-runtime` (lib test) due to 3 previous errors; 23 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "68c7d279f300652d1ac1d4a47d4814efc24d244a280f66998acb2cc2831e9183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68c7d279f300652d1ac1d4a47d4814efc24d244a280f66998acb2cc2831e9183", kill_on_drop: false }`
[INFO] [stdout] 68c7d279f300652d1ac1d4a47d4814efc24d244a280f66998acb2cc2831e9183
