[INFO] fetching crate sequencetree 0.1.4... [INFO] testing sequencetree-0.1.4 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate sequencetree 0.1.4 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate sequencetree 0.1.4 [INFO] finished tweaking crates.io crate sequencetree 0.1.4 [INFO] tweaked toml for crates.io crate sequencetree 0.1.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate sequencetree 0.1.4 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 15 packages to latest compatible versions [INFO] [stderr] Adding rand v0.7.3 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b7a616ed1badb2a6bad35632092b5521cc0ed80b4844620cf2fcb0d2f0f0171 [INFO] running `Command { std: "docker" "start" "-a" "3b7a616ed1badb2a6bad35632092b5521cc0ed80b4844620cf2fcb0d2f0f0171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b7a616ed1badb2a6bad35632092b5521cc0ed80b4844620cf2fcb0d2f0f0171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b7a616ed1badb2a6bad35632092b5521cc0ed80b4844620cf2fcb0d2f0f0171", kill_on_drop: false }` [INFO] [stdout] 3b7a616ed1badb2a6bad35632092b5521cc0ed80b4844620cf2fcb0d2f0f0171 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 57fa63cc3be9a4071bcf8dc8d900c081f21cd2c05d9a9e5b672ceea52a74ae7f [INFO] running `Command { std: "docker" "start" "-a" "57fa63cc3be9a4071bcf8dc8d900c081f21cd2c05d9a9e5b672ceea52a74ae7f", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling sequencetree v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/binarysearchtree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut val = match &mut n.val { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut val = match &mut n.val { [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/sequencetree.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut n = create_node(key, i, val); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_value` is never used [INFO] [stdout] --> src/sequencetree.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Node { [INFO] [stdout] | -------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | fn set_value(&mut self, val: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "57fa63cc3be9a4071bcf8dc8d900c081f21cd2c05d9a9e5b672ceea52a74ae7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57fa63cc3be9a4071bcf8dc8d900c081f21cd2c05d9a9e5b672ceea52a74ae7f", kill_on_drop: false }` [INFO] [stdout] 57fa63cc3be9a4071bcf8dc8d900c081f21cd2c05d9a9e5b672ceea52a74ae7f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec4c6d41a9347ef53646ed575dff5dd169ac42b985285f3bd78e4b2c2ce396d3 [INFO] running `Command { std: "docker" "start" "-a" "ec4c6d41a9347ef53646ed575dff5dd169ac42b985285f3bd78e4b2c2ce396d3", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/binarysearchtree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut val = match &mut n.val { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut val = match &mut n.val { [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/sequencetree.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut n = create_node(key, i, val); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_value` is never used [INFO] [stdout] --> src/sequencetree.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Node { [INFO] [stdout] | -------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | fn set_value(&mut self, val: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling sequencetree v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt::Debug` [INFO] [stdout] --> src/binarysearchtree.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt::Debug; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Duration` [INFO] [stdout] --> src/lib.rs:11:21 [INFO] [stdout] | [INFO] [stdout] 11 | use std::time::{Duration, Instant}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::binarysearchtree::BTree` [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::binarysearchtree::BTree; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut val = match &mut n.val { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binarysearchtree.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut val = match &mut n.val { [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/sequencetree.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | let mut n = create_node(key, i, val); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/lib.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | for i in 0u64 .. TEST_SCALE { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `key` is assigned to, but never used [INFO] [stdout] --> src/lib.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | let mut key = String::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_key` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `key` is never read [INFO] [stdout] --> src/lib.rs:133:13 [INFO] [stdout] | [INFO] [stdout] 133 | key = gen_str(&mut rng); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_value` is never used [INFO] [stdout] --> src/sequencetree.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 9 | impl Node { [INFO] [stdout] | -------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | fn set_value(&mut self, val: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.34s [INFO] running `Command { std: "docker" "inspect" "ec4c6d41a9347ef53646ed575dff5dd169ac42b985285f3bd78e4b2c2ce396d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec4c6d41a9347ef53646ed575dff5dd169ac42b985285f3bd78e4b2c2ce396d3", kill_on_drop: false }` [INFO] [stdout] ec4c6d41a9347ef53646ed575dff5dd169ac42b985285f3bd78e4b2c2ce396d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 381d1abd8b3eaa28a7b002704f3cb6378d0fe36883281b27b0ba63b746e8b625 [INFO] running `Command { std: "docker" "start" "-a" "381d1abd8b3eaa28a7b002704f3cb6378d0fe36883281b27b0ba63b746e8b625", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused import: `std::fmt::Debug` [INFO] [stderr] --> src/binarysearchtree.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::fmt::Debug; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarysearchtree.rs:81:9 [INFO] [stderr] | [INFO] [stderr] 81 | let mut val = match &mut n.val { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/binarysearchtree.rs:104:9 [INFO] [stderr] | [INFO] [stderr] 104 | let mut val = match &mut n.val { [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sequencetree.rs:63:9 [INFO] [stderr] | [INFO] [stderr] 63 | let mut n = create_node(key, i, val); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method `set_value` is never used [INFO] [stderr] --> src/sequencetree.rs:30:8 [INFO] [stderr] | [INFO] [stderr] 9 | impl Node { [INFO] [stderr] | -------------------------------------------------------------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 30 | fn set_value(&mut self, val: T) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `sequencetree` (lib) generated 5 warnings (run `cargo fix --lib -p sequencetree` to apply 4 suggestions) [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/lib.rs:11:21 [INFO] [stderr] | [INFO] [stderr] 11 | use std::time::{Duration, Instant}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::binarysearchtree::BTree` [INFO] [stderr] --> src/lib.rs:12:9 [INFO] [stderr] | [INFO] [stderr] 12 | use crate::binarysearchtree::BTree; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/lib.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | for i in 0u64 .. TEST_SCALE { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: variable `key` is assigned to, but never used [INFO] [stderr] --> src/lib.rs:131:13 [INFO] [stderr] | [INFO] [stderr] 131 | let mut key = String::new(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: consider using `_key` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `key` is never read [INFO] [stderr] --> src/lib.rs:133:13 [INFO] [stderr] | [INFO] [stderr] 133 | key = gen_str(&mut rng); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `sequencetree` (lib test) generated 10 warnings (5 duplicates) (run `cargo fix --lib -p sequencetree --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sequencetree-1502c9c6e6829ae8) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::deletion ... ok [INFO] [stdout] test tests::read_write_speed ... ok [INFO] [stdout] test tests::accuracy ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.59s [INFO] [stdout] [INFO] [stderr] Doc-tests sequencetree [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "381d1abd8b3eaa28a7b002704f3cb6378d0fe36883281b27b0ba63b746e8b625", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "381d1abd8b3eaa28a7b002704f3cb6378d0fe36883281b27b0ba63b746e8b625", kill_on_drop: false }` [INFO] [stdout] 381d1abd8b3eaa28a7b002704f3cb6378d0fe36883281b27b0ba63b746e8b625