[INFO] cloning repository https://github.com/osuiowq/simple-search [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/osuiowq/simple-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosuiowq%2Fsimple-search", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosuiowq%2Fsimple-search'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 916c12c5659981d7dab383dd36c2f927b7b75aeb [INFO] checking osuiowq/simple-search against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fosuiowq%2Fsimple-search" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/osuiowq/simple-search [INFO] finished tweaking git repo https://github.com/osuiowq/simple-search [INFO] tweaked toml for git repo https://github.com/osuiowq/simple-search written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/osuiowq/simple-search on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/osuiowq/simple-search already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 48ca4bd0768eaffd6ad60463184396fc2cd39a63201aba2bcc14ae3bfe54473b [INFO] running `Command { std: "docker" "start" "-a" "48ca4bd0768eaffd6ad60463184396fc2cd39a63201aba2bcc14ae3bfe54473b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "48ca4bd0768eaffd6ad60463184396fc2cd39a63201aba2bcc14ae3bfe54473b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48ca4bd0768eaffd6ad60463184396fc2cd39a63201aba2bcc14ae3bfe54473b", kill_on_drop: false }` [INFO] [stdout] 48ca4bd0768eaffd6ad60463184396fc2cd39a63201aba2bcc14ae3bfe54473b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1e727b6a0cdb171a5c3b5b38aed5be4fb1979197b65d713c50e9730ea87aa71f [INFO] running `Command { std: "docker" "start" "-a" "1e727b6a0cdb171a5c3b5b38aed5be4fb1979197b65d713c50e9730ea87aa71f", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Checking regex-syntax v0.6.13 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking regex v1.3.3 [INFO] [stderr] Checking simple-search v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/score.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | for mut posting in postings { [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: fields `doc_id`, `postings`, and `document_length` are never read [INFO] [stdout] --> src/index.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Document { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 16 | doc_id: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | postings: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 18 | document_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Document` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `doc_id`, `score`, and `positions` are never read [INFO] [stdout] --> src/index.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct QueryResult { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 33 | doc_id: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 34 | score: f32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 35 | positions: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueryResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/tokenizer.rs:9:29 [INFO] [stdout] | [INFO] [stdout] 9 | .filter_map(|token| token.as_str().to_lowercase().parse().ok()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simple-search` (lib) due to 1 previous error; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/score.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 11 | for mut posting in postings { [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: fields `doc_id`, `postings`, and `document_length` are never read [INFO] [stdout] --> src/index.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Document { [INFO] [stdout] | -------- fields in this struct [INFO] [stdout] 16 | doc_id: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | postings: Vec, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 18 | document_length: u32, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Document` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `doc_id`, `score`, and `positions` are never read [INFO] [stdout] --> src/index.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct QueryResult { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 33 | doc_id: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 34 | score: f32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 35 | positions: Vec, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `QueryResult` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/tokenizer.rs:9:29 [INFO] [stdout] | [INFO] [stdout] 9 | .filter_map(|token| token.as_str().to_lowercase().parse().ok()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `simple-search` (lib test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "1e727b6a0cdb171a5c3b5b38aed5be4fb1979197b65d713c50e9730ea87aa71f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e727b6a0cdb171a5c3b5b38aed5be4fb1979197b65d713c50e9730ea87aa71f", kill_on_drop: false }` [INFO] [stdout] 1e727b6a0cdb171a5c3b5b38aed5be4fb1979197b65d713c50e9730ea87aa71f