[INFO] fetching crate fixed-slice-deque 0.1.0-beta2... [INFO] checking fixed-slice-deque-0.1.0-beta2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate fixed-slice-deque 0.1.0-beta2 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate fixed-slice-deque 0.1.0-beta2 [INFO] finished tweaking crates.io crate fixed-slice-deque 0.1.0-beta2 [INFO] tweaked toml for crates.io crate fixed-slice-deque 0.1.0-beta2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fixed-slice-deque 0.1.0-beta2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 205dd96fe69cf1c98a14fd9d6d5abab6a3632e536c9eb8bb090ba1dd0e8c2720 [INFO] running `Command { std: "docker" "start" "-a" "205dd96fe69cf1c98a14fd9d6d5abab6a3632e536c9eb8bb090ba1dd0e8c2720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "205dd96fe69cf1c98a14fd9d6d5abab6a3632e536c9eb8bb090ba1dd0e8c2720", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "205dd96fe69cf1c98a14fd9d6d5abab6a3632e536c9eb8bb090ba1dd0e8c2720", kill_on_drop: false }` [INFO] [stdout] 205dd96fe69cf1c98a14fd9d6d5abab6a3632e536c9eb8bb090ba1dd0e8c2720 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a9f502d3e1a92a30353d03d7a03f44580bde948fd4db682a8a98672469bf1f67 [INFO] running `Command { std: "docker" "start" "-a" "a9f502d3e1a92a30353d03d7a03f44580bde948fd4db682a8a98672469bf1f67", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking slice-deque v0.3.0 [INFO] [stderr] Checking fixed-slice-deque v0.1.0-beta2 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:574:21 [INFO] [stdout] | [INFO] [stdout] 574 | pub fn drain(&mut self, range: R) -> slice_deque::Drain [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] 574 | pub fn drain(&mut self, range: R) -> slice_deque::Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:782:28 [INFO] [stdout] | [INFO] [stdout] 782 | pub fn drain_filter(&mut self, filter: F) -> slice_deque::DrainFilter [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] 782 | pub fn drain_filter(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:1598:21 [INFO] [stdout] | [INFO] [stdout] 1598 | struct Elem(i32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/lib.rs:1618:21 [INFO] [stdout] | [INFO] [stdout] 1618 | struct Elem(i32); [INFO] [stdout] | ---- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:574:21 [INFO] [stdout] | [INFO] [stdout] 574 | pub fn drain(&mut self, range: R) -> slice_deque::Drain [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] 574 | pub fn drain(&mut self, range: R) -> slice_deque::Drain<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:782:28 [INFO] [stdout] | [INFO] [stdout] 782 | pub fn drain_filter(&mut self, filter: F) -> slice_deque::DrainFilter [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] 782 | pub fn drain_filter(&mut self, filter: F) -> slice_deque::DrainFilter<'_, T, F> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.02s [INFO] running `Command { std: "docker" "inspect" "a9f502d3e1a92a30353d03d7a03f44580bde948fd4db682a8a98672469bf1f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9f502d3e1a92a30353d03d7a03f44580bde948fd4db682a8a98672469bf1f67", kill_on_drop: false }` [INFO] [stdout] a9f502d3e1a92a30353d03d7a03f44580bde948fd4db682a8a98672469bf1f67