[INFO] fetching crate spry 0.0.4... [INFO] checking spry-0.0.4 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate spry 0.0.4 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate spry 0.0.4 [INFO] finished tweaking crates.io crate spry 0.0.4 [INFO] tweaked toml for crates.io crate spry 0.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate spry 0.0.4 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 48 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 83d92f62820dc88dd9b691f3499d259900a1517caec9712aa51c9eb67243653d [INFO] running `Command { std: "docker" "start" "-a" "83d92f62820dc88dd9b691f3499d259900a1517caec9712aa51c9eb67243653d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "83d92f62820dc88dd9b691f3499d259900a1517caec9712aa51c9eb67243653d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83d92f62820dc88dd9b691f3499d259900a1517caec9712aa51c9eb67243653d", kill_on_drop: false }` [INFO] [stdout] 83d92f62820dc88dd9b691f3499d259900a1517caec9712aa51c9eb67243653d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 748ecf44b28098a35961492357893dcedede6b6d41f01a02cc204be01cb51938 [INFO] running `Command { std: "docker" "start" "-a" "748ecf44b28098a35961492357893dcedede6b6d41f01a02cc204be01cb51938", kill_on_drop: false }` [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking memchr v2.7.5 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling tracing-attributes v0.1.30 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking tracing v0.1.41 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking tokio-util v0.7.15 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking spry v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/nursery.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | Settling(AbortHandle, Instant), [INFO] [stdout] | -------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 - Settling(AbortHandle, Instant), [INFO] [stdout] 22 + Settling(AbortHandle, ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key`, `config`, `settling_token`, and `handle` are never read [INFO] [stdout] --> src/nursery.rs:120:7 [INFO] [stdout] | [INFO] [stdout] 119 | pub struct AlreadyExists { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 120 | pub key: K, [INFO] [stdout] | ^^^ [INFO] [stdout] 121 | pub config: ChildConfig, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 122 | pub settling_token: SettlingToken, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 123 | pub handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AlreadyExists` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core.rs:94:41 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn system>(&mut self, key: K, system: S) -> SystemBuilder { [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] 94 | pub fn system>(&mut self, key: K, system: S) -> SystemBuilder<'_, K, Permanent, S, RateLimited> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `1` is never read [INFO] [stdout] --> src/nursery.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | Settling(AbortHandle, Instant), [INFO] [stdout] | -------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 22 - Settling(AbortHandle, Instant), [INFO] [stdout] 22 + Settling(AbortHandle, ()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `key`, `config`, `settling_token`, and `handle` are never read [INFO] [stdout] --> src/nursery.rs:120:7 [INFO] [stdout] | [INFO] [stdout] 119 | pub struct AlreadyExists { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 120 | pub key: K, [INFO] [stdout] | ^^^ [INFO] [stdout] 121 | pub config: ChildConfig, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 122 | pub settling_token: SettlingToken, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 123 | pub handle: JoinHandle<()>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `AlreadyExists` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core.rs:94:41 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn system>(&mut self, key: K, system: S) -> SystemBuilder { [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] 94 | pub fn system>(&mut self, key: K, system: S) -> SystemBuilder<'_, K, Permanent, S, RateLimited> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.94s [INFO] running `Command { std: "docker" "inspect" "748ecf44b28098a35961492357893dcedede6b6d41f01a02cc204be01cb51938", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "748ecf44b28098a35961492357893dcedede6b6d41f01a02cc204be01cb51938", kill_on_drop: false }` [INFO] [stdout] 748ecf44b28098a35961492357893dcedede6b6d41f01a02cc204be01cb51938