[INFO] cloning repository https://github.com/ruuda/mindec [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ruuda/mindec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruuda%2Fmindec", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruuda%2Fmindec'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dd6b839e90e2eb727d214c45de6298ae6d373be [INFO] checking ruuda/mindec against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruuda%2Fmindec" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ruuda/mindec on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/ruuda/mindec [INFO] finished tweaking git repo https://github.com/ruuda/mindec [INFO] tweaked toml for git repo https://github.com/ruuda/mindec written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ruuda/mindec 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/ruuda/claxon` [INFO] [stderr] Updating git repository `https://github.com/Absolucy/nanorand-rs` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bs1770 v1.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1e7960b0b53aaad95b26da928f634f8a3cfc46e0f1ba1ab49deab0e99d8d607 [INFO] running `Command { std: "docker" "start" "-a" "a1e7960b0b53aaad95b26da928f634f8a3cfc46e0f1ba1ab49deab0e99d8d607", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1e7960b0b53aaad95b26da928f634f8a3cfc46e0f1ba1ab49deab0e99d8d607", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1e7960b0b53aaad95b26da928f634f8a3cfc46e0f1ba1ab49deab0e99d8d607", kill_on_drop: false }` [INFO] [stdout] a1e7960b0b53aaad95b26da928f634f8a3cfc46e0f1ba1ab49deab0e99d8d607 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53d0fb5b7b784b8547206caccd54763749715b55c3a14fc390dbd138a26c8457 [INFO] running `Command { std: "docker" "start" "-a" "53d0fb5b7b784b8547206caccd54763749715b55c3a14fc390dbd138a26c8457", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling time-macros v0.2.4 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling alsa-sys v0.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling sqlite3-src v0.3.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking sqlite3-sys v0.13.0 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking ascii v1.0.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking chunked_transfer v1.2.0 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Checking time v0.3.9 [INFO] [stderr] Checking alsa v0.9.0 [INFO] [stderr] Checking sqlite v0.26.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking nanorand v0.8.0 (https://github.com/Absolucy/nanorand-rs?rev=3440f2ca5241d9e63c3f6db680e0a895064943c1#3440f2ca) [INFO] [stderr] Checking claxon v0.4.3 (https://github.com/ruuda/claxon?rev=1f868774a250f5937ae70c868d77d1b1479f1831#1f868774) [INFO] [stderr] Checking bs1770 v1.0.0 [INFO] [stderr] Checking tiny_http v0.11.0 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking musium v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `alsa` is imported redundantly [INFO] [stdout] --> src/playback.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use alsa; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | extern crate alsa; [INFO] [stdout] | ------------------ the item `alsa` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/playback.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/player.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | extern crate claxon; [INFO] [stdout] | -------------------- the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `walkdir` is imported redundantly [INFO] [stdout] --> src/scan.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | use walkdir; [INFO] [stdout] | ^^^^^^^ the item `walkdir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/serialization.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `alsa` is imported redundantly [INFO] [stdout] --> src/playback.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use alsa; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | extern crate alsa; [INFO] [stdout] | ------------------ the item `alsa` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/playback.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/player.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | extern crate claxon; [INFO] [stdout] | -------------------- the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `walkdir` is imported redundantly [INFO] [stdout] --> src/scan.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | use walkdir; [INFO] [stdout] | ^^^^^^^ the item `walkdir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/serialization.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value_slices` is never read [INFO] [stdout] --> src/search.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 85 | struct Union<'a, I: 'a + WordIndex> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 86 | value_slices: &'a [Values], [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/search.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 90 | impl<'a, I: 'a + WordIndex> Union<'a, I> where I::Item: cmp::Ord { [INFO] [stdout] | ---------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `get_values`, and `get_metas` are never used [INFO] [stdout] --> src/word_index.rs:160:8 [INFO] [stdout] | [INFO] [stdout] 156 | pub trait WordIndex { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 160 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn get_values(&self, range: Values) -> &[Self::Item]; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn get_metas(&self, range: Values) -> &[WordMeta]; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value_slices` is never read [INFO] [stdout] --> src/search.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 85 | struct Union<'a, I: 'a + WordIndex> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 86 | value_slices: &'a [Values], [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/search.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 90 | impl<'a, I: 'a + WordIndex> Union<'a, I> where I::Item: cmp::Ord { [INFO] [stdout] | ---------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len` and `get_metas` are never used [INFO] [stdout] --> src/word_index.rs:160:8 [INFO] [stdout] | [INFO] [stdout] 156 | pub trait WordIndex { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 160 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn get_metas(&self, range: Values) -> &[WordMeta]; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `alsa` is imported redundantly [INFO] [stdout] --> src/playback.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use alsa; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | extern crate alsa; [INFO] [stdout] | ------------------ the item `alsa` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/playback.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `claxon` is imported redundantly [INFO] [stdout] --> src/player.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use claxon; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | extern crate claxon; [INFO] [stdout] | -------------------- the item `claxon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `walkdir` is imported redundantly [INFO] [stdout] --> src/scan.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 38 | use walkdir; [INFO] [stdout] | ^^^^^^^ the item `walkdir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/serialization.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 24 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `value_slices` is never read [INFO] [stdout] --> src/search.rs:86:5 [INFO] [stdout] | [INFO] [stdout] 85 | struct Union<'a, I: 'a + WordIndex> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 86 | value_slices: &'a [Values], [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `len` is never used [INFO] [stdout] --> src/search.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 90 | impl<'a, I: 'a + WordIndex> Union<'a, I> where I::Item: cmp::Ord { [INFO] [stdout] | ---------------------------------------------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `len`, `get_values`, and `get_metas` are never used [INFO] [stdout] --> src/word_index.rs:160:8 [INFO] [stdout] | [INFO] [stdout] 156 | pub trait WordIndex { [INFO] [stdout] | --------- methods in this trait [INFO] [stdout] ... [INFO] [stdout] 160 | fn len(&self) -> usize; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 169 | fn get_values(&self, range: Values) -> &[Self::Item]; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn get_metas(&self, range: Values) -> &[WordMeta]; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `Command { std: "docker" "inspect" "53d0fb5b7b784b8547206caccd54763749715b55c3a14fc390dbd138a26c8457", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53d0fb5b7b784b8547206caccd54763749715b55c3a14fc390dbd138a26c8457", kill_on_drop: false }` [INFO] [stdout] 53d0fb5b7b784b8547206caccd54763749715b55c3a14fc390dbd138a26c8457