[INFO] fetching crate owning_ref 0.4.1... [INFO] checking owning_ref-0.4.1 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] extracting crate owning_ref 0.4.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate owning_ref 0.4.1 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate owning_ref 0.4.1 [INFO] finished tweaking crates.io crate owning_ref 0.4.1 [INFO] tweaked toml for crates.io crate owning_ref 0.4.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9ff6bbf6c59f9db744793ec0faccd0386a5e187cb8c35951db838d61e83632c1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9ff6bbf6c59f9db744793ec0faccd0386a5e187cb8c35951db838d61e83632c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9ff6bbf6c59f9db744793ec0faccd0386a5e187cb8c35951db838d61e83632c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ff6bbf6c59f9db744793ec0faccd0386a5e187cb8c35951db838d61e83632c1", kill_on_drop: false }` [INFO] [stdout] 9ff6bbf6c59f9db744793ec0faccd0386a5e187cb8c35951db838d61e83632c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e14860d84c35649a75937a8b862e138966fb947e40c7ac5345a3c02a2c73e4c8 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e14860d84c35649a75937a8b862e138966fb947e40c7ac5345a3c02a2c73e4c8", kill_on_drop: false }` [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking owning_ref v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1074:28 [INFO] [stdout] | [INFO] [stdout] 1074 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1076:28 [INFO] [stdout] | [INFO] [stdout] 1076 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1079:28 [INFO] [stdout] | [INFO] [stdout] 1079 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1081:28 [INFO] [stdout] | [INFO] [stdout] 1081 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1074:28 [INFO] [stdout] | [INFO] [stdout] 1074 | where O: Send, for<'a> (&'a T): Send {} [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1076:28 [INFO] [stdout] | [INFO] [stdout] 1076 | where O: Sync, for<'a> (&'a T): Sync {} [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1079:28 [INFO] [stdout] | [INFO] [stdout] 1079 | where O: Send, for<'a> (&'a mut T): Send {} [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:1081:28 [INFO] [stdout] | [INFO] [stdout] 1081 | where O: Sync, for<'a> (&'a mut T): Sync {} [INFO] [stdout] | ^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e14860d84c35649a75937a8b862e138966fb947e40c7ac5345a3c02a2c73e4c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e14860d84c35649a75937a8b862e138966fb947e40c7ac5345a3c02a2c73e4c8", kill_on_drop: false }` [INFO] [stdout] e14860d84c35649a75937a8b862e138966fb947e40c7ac5345a3c02a2c73e4c8