[INFO] fetching crate aoc-companion 0.1.2... [INFO] checking aoc-companion-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate aoc-companion 0.1.2 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate aoc-companion 0.1.2 [INFO] finished tweaking crates.io crate aoc-companion 0.1.2 [INFO] tweaked toml for crates.io crate aoc-companion 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate aoc-companion 0.1.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ada4d87c3bbabff5217bd533436aa16a448c2e1909cd14128ea210364d71c5ca [INFO] running `Command { std: "docker" "start" "-a" "ada4d87c3bbabff5217bd533436aa16a448c2e1909cd14128ea210364d71c5ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ada4d87c3bbabff5217bd533436aa16a448c2e1909cd14128ea210364d71c5ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ada4d87c3bbabff5217bd533436aa16a448c2e1909cd14128ea210364d71c5ca", kill_on_drop: false }` [INFO] [stdout] ada4d87c3bbabff5217bd533436aa16a448c2e1909cd14128ea210364d71c5ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c13d31e3f54b193155245e547e67b2604f163dad807a59f3eb640ec8dccfdadc [INFO] running `Command { std: "docker" "start" "-a" "c13d31e3f54b193155245e547e67b2604f163dad807a59f3eb640ec8dccfdadc", kill_on_drop: false }` [INFO] [stderr] Checking aho-corasick v1.1.4 [INFO] [stderr] Checking regex-syntax v0.8.8 [INFO] [stderr] Checking regex-automata v0.4.13 [INFO] [stderr] Checking regex v1.12.2 [INFO] [stderr] Checking aoc-companion v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bitset.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> BitSetIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> BitSetIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bitset.rs:84:22 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn iter_true(&self) -> BitSetTrueIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 84 | pub fn iter_true(&self) -> BitSetTrueIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/range.rs:91:53 [INFO] [stdout] | [INFO] [stdout] 91 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 92 | | let (min, max) = s.split_once('-').unwrap(); [INFO] [stdout] 93 | | Ok(Self::new( [INFO] [stdout] 94 | | min.parse::().unwrap(), [INFO] [stdout] 95 | | max.parse::().unwrap(), [INFO] [stdout] 96 | | )) [INFO] [stdout] 97 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/range.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | / Ok(Self::new( [INFO] [stdout] 94 | | min.parse::().unwrap(), [INFO] [stdout] 95 | | max.parse::().unwrap(), [INFO] [stdout] 96 | | )) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-companion` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bitset.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> BitSetIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 76 | pub fn iter(&self) -> BitSetIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bitset.rs:84:22 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn iter_true(&self) -> BitSetTrueIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 84 | pub fn iter_true(&self) -> BitSetTrueIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/range.rs:91:53 [INFO] [stdout] | [INFO] [stdout] 91 | fn from_str(s: &str) -> Result { [INFO] [stdout] | _____________________________________________________^ [INFO] [stdout] 92 | | let (min, max) = s.split_once('-').unwrap(); [INFO] [stdout] 93 | | Ok(Self::new( [INFO] [stdout] 94 | | min.parse::().unwrap(), [INFO] [stdout] 95 | | max.parse::().unwrap(), [INFO] [stdout] 96 | | )) [INFO] [stdout] 97 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result, Infallible> [INFO] [stdout] --> src/range.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | / Ok(Self::new( [INFO] [stdout] 94 | | min.parse::().unwrap(), [INFO] [stdout] 95 | | max.parse::().unwrap(), [INFO] [stdout] 96 | | )) [INFO] [stdout] | |__________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `aoc-companion` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c13d31e3f54b193155245e547e67b2604f163dad807a59f3eb640ec8dccfdadc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c13d31e3f54b193155245e547e67b2604f163dad807a59f3eb640ec8dccfdadc", kill_on_drop: false }` [INFO] [stdout] c13d31e3f54b193155245e547e67b2604f163dad807a59f3eb640ec8dccfdadc