[INFO] cloning repository https://github.com/Vladyslav-Bochok/sparse-merkle-tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vladyslav-Bochok/sparse-merkle-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladyslav-Bochok%2Fsparse-merkle-tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladyslav-Bochok%2Fsparse-merkle-tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5897bbb9e0a3862afa45920e2d0226965eb82d4f [INFO] checking Vladyslav-Bochok/sparse-merkle-tree against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVladyslav-Bochok%2Fsparse-merkle-tree" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Vladyslav-Bochok/sparse-merkle-tree on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Vladyslav-Bochok/sparse-merkle-tree [INFO] finished tweaking git repo https://github.com/Vladyslav-Bochok/sparse-merkle-tree [INFO] tweaked toml for git repo https://github.com/Vladyslav-Bochok/sparse-merkle-tree written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/Vladyslav-Bochok/sparse-merkle-tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] eaa8fd30a6dca42e031e1135a0b18c0bb6e7e5bf64917329ee61f2ef7e7493a9 [INFO] running `Command { std: "docker" "start" "-a" "eaa8fd30a6dca42e031e1135a0b18c0bb6e7e5bf64917329ee61f2ef7e7493a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eaa8fd30a6dca42e031e1135a0b18c0bb6e7e5bf64917329ee61f2ef7e7493a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eaa8fd30a6dca42e031e1135a0b18c0bb6e7e5bf64917329ee61f2ef7e7493a9", kill_on_drop: false }` [INFO] [stdout] eaa8fd30a6dca42e031e1135a0b18c0bb6e7e5bf64917329ee61f2ef7e7493a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df69dd7321ee10dcffbb7eaf4db9d6a7e1c37f0702b976e2b244a8e50f6157b0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "df69dd7321ee10dcffbb7eaf4db9d6a7e1c37f0702b976e2b244a8e50f6157b0", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking sparse_merkle_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `keccak256` [INFO] [stdout] --> src/hash.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use tiny_keccak::{Keccak, keccak256}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/hash.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | number[number_byte] |= (1 << number_bit); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/test.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::{Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Keccak`, `keccak256` [INFO] [stdout] --> src/main.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use tiny_keccak::{Keccak, keccak256}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `keccak256` [INFO] [stdout] --> src/hash.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use tiny_keccak::{Keccak, keccak256}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/hash.rs:51:28 [INFO] [stdout] | [INFO] [stdout] 51 | number[number_byte] |= (1 << number_bit); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `H256` [INFO] [stdout] --> src/test.rs:8:23 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::hash::{H256, get_h256}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Keccak`, `keccak256` [INFO] [stdout] --> src/main.rs:5:19 [INFO] [stdout] | [INFO] [stdout] 5 | use tiny_keccak::{Keccak, keccak256}; [INFO] [stdout] | ^^^^^^ ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | let key = div_2(&key); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/main.rs:126:17 [INFO] [stdout] | [INFO] [stdout] 126 | let key = div_2(&key); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `default_nodes` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 40 | let last_node = default_nodes.last().expect("last element in vec last_node not found!"); [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] 41 | default_nodes.push(get_hash(last_node, last_node)); [INFO] [stdout] | ^^^^^^^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | let mut co_index = minus_1(&cur_index); [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/main.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let mut sibling_node; [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/main.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | let mut co_index = plus_1(&cur_index); [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/main.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | let mut sibling_node; [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/hash.rs:55:16 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_bit(mut number:H256,index:usize) -> bool { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `H256` [INFO] [stdout] --> src/hash.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub type H256 = [u8; 32]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_h256` [INFO] [stdout] --> src/hash.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn get_h256(arg: u32) -> H256{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_hash` [INFO] [stdout] --> src/hash.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn get_hash(l_value :&H256, r_value:&H256) -> H256 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mod_2` [INFO] [stdout] --> src/hash.rs:24:8 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn mod_2(value: &H256) -> bool { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `div_2` [INFO] [stdout] --> src/hash.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn div_2(value: &H256) -> H256 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `plus_1` [INFO] [stdout] --> src/hash.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn plus_1(value: &H256) -> H256 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `minus_1` [INFO] [stdout] --> src/hash.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn minus_1(value: &H256) -> H256 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `set_bit` [INFO] [stdout] --> src/hash.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn set_bit(mut number:H256,index:usize) -> H256 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `default_nodes` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 40 | let last_node = default_nodes.last().expect("last element in vec last_node not found!"); [INFO] [stdout] | ------------- immutable borrow occurs here [INFO] [stdout] 41 | default_nodes.push(get_hash(last_node, last_node)); [INFO] [stdout] | ^^^^^^^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_bit` [INFO] [stdout] --> src/hash.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_bit(mut number:H256,index:usize) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `SparseMerkleTree` [INFO] [stdout] --> src/main.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct SparseMerkleTree{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/main.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | fn new(depth:usize, leaf:HashMap) -> SparseMerkleTree { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:56:21 [INFO] [stdout] | [INFO] [stdout] 56 | let mut co_index = minus_1(&cur_index); [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/main.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let mut sibling_node; [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/main.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | let mut co_index = plus_1(&cur_index); [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/main.rs:70:21 [INFO] [stdout] | [INFO] [stdout] 70 | let mut sibling_node; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/main.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | fn init(&mut self) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `create_default_node` [INFO] [stdout] --> src/main.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn create_default_node(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `update` [INFO] [stdout] --> src/main.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn update(&mut self, key:H256, value:H256) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_leaf_value` [INFO] [stdout] --> src/main.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | fn get_leaf_value(&mut self, key:H256) -> H256 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `merkle_proof` [INFO] [stdout] --> src/main.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | fn merkle_proof(&self, key: H256) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `verify` [INFO] [stdout] --> src/main.rs:115:8 [INFO] [stdout] | [INFO] [stdout] 115 | fn verify(&self, key: H256, value: H256, proof: Vec) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/hash.rs:55:16 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_bit(mut number:H256,index:usize) -> bool { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `set_bit` [INFO] [stdout] --> src/hash.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn set_bit(mut number:H256,index:usize) -> H256 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_bit` [INFO] [stdout] --> src/hash.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn get_bit(mut number:H256,index:usize) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_leaf_value` [INFO] [stdout] --> src/main.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | fn get_leaf_value(&mut self, key:H256) -> H256 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 28 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.23s [INFO] running `Command { std: "docker" "inspect" "df69dd7321ee10dcffbb7eaf4db9d6a7e1c37f0702b976e2b244a8e50f6157b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df69dd7321ee10dcffbb7eaf4db9d6a7e1c37f0702b976e2b244a8e50f6157b0", kill_on_drop: false }` [INFO] [stdout] df69dd7321ee10dcffbb7eaf4db9d6a7e1c37f0702b976e2b244a8e50f6157b0