[INFO] fetching crate ach-mpmc 0.2.0... [INFO] checking ach-mpmc-0.2.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate ach-mpmc 0.2.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate ach-mpmc 0.2.0 [INFO] finished tweaking crates.io crate ach-mpmc 0.2.0 [INFO] tweaked toml for crates.io crate ach-mpmc 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ach-mpmc 0.2.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 34 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 71faa0f7abb3c34a380f94df8b466097e16ff64be6f72c7e2a60b58642d48e5c [INFO] running `Command { std: "docker" "start" "-a" "71faa0f7abb3c34a380f94df8b466097e16ff64be6f72c7e2a60b58642d48e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "71faa0f7abb3c34a380f94df8b466097e16ff64be6f72c7e2a60b58642d48e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "71faa0f7abb3c34a380f94df8b466097e16ff64be6f72c7e2a60b58642d48e5c", kill_on_drop: false }` [INFO] [stdout] 71faa0f7abb3c34a380f94df8b466097e16ff64be6f72c7e2a60b58642d48e5c [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c92a84427e36a2266c0b699454c699a20e43ecc29cc4c0c9401cbfb0c1c5e41d [INFO] running `Command { std: "docker" "start" "-a" "c92a84427e36a2266c0b699454c699a20e43ecc29cc4c0c9401cbfb0c1c5e41d", kill_on_drop: false }` [INFO] [stderr] Checking atomic v0.5.3 [INFO] [stderr] Checking spin_loop v0.1.1 [INFO] [stderr] Checking on_drop v0.1.2 [INFO] [stderr] Checking ach-util v0.1.16 [INFO] [stderr] Checking ach-ring v0.1.9 [INFO] [stderr] Checking ach-mpmc v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/heapless.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | pub const fn sender(&self) -> Sender { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub const fn sender(&self) -> Sender<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/heapless.rs:39:25 [INFO] [stdout] | [INFO] [stdout] 39 | pub const fn recver(&self) -> Receiver { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 39 | pub const fn recver(&self) -> Receiver<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/heapless.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | pub const fn sender(&self) -> Sender { [INFO] [stdout] | ^^^^^ ------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub const fn sender(&self) -> Sender<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/heapless.rs:39:25 [INFO] [stdout] | [INFO] [stdout] 39 | pub const fn recver(&self) -> Receiver { [INFO] [stdout] | ^^^^^ -------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 39 | pub const fn recver(&self) -> Receiver<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "c92a84427e36a2266c0b699454c699a20e43ecc29cc4c0c9401cbfb0c1c5e41d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c92a84427e36a2266c0b699454c699a20e43ecc29cc4c0c9401cbfb0c1c5e41d", kill_on_drop: false }` [INFO] [stdout] c92a84427e36a2266c0b699454c699a20e43ecc29cc4c0c9401cbfb0c1c5e41d