[INFO] fetching crate edelcrantz 0.2.0...
[INFO] checking edelcrantz-0.2.0 against beta for pr-78714
[INFO] extracting crate edelcrantz 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate edelcrantz 0.2.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate edelcrantz 0.2.0
[INFO] finished tweaking crates.io crate edelcrantz 0.2.0
[INFO] tweaked toml for crates.io crate edelcrantz 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 18671bc77c06df30e0fd0cd646870a80303bd529368522a7b55baccd93f748cb
[INFO] running `Command { std: "docker" "start" "-a" "18671bc77c06df30e0fd0cd646870a80303bd529368522a7b55baccd93f748cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18671bc77c06df30e0fd0cd646870a80303bd529368522a7b55baccd93f748cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18671bc77c06df30e0fd0cd646870a80303bd529368522a7b55baccd93f748cb", kill_on_drop: false }`
[INFO] [stdout] 18671bc77c06df30e0fd0cd646870a80303bd529368522a7b55baccd93f748cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace86a5e3030feaf9151aadde2104fb76ba834e3198c7bbd30e6a121765b3271
[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" "ace86a5e3030feaf9151aadde2104fb76ba834e3198c7bbd30e6a121765b3271", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder_async v1.2.0
[INFO] [stderr]     Checking sluice v0.5.3
[INFO] [stderr]     Checking futures-lite v1.11.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking async-io v1.2.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-std v1.7.0
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking edelcrantz v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:243:28
[INFO] [stdout]     |
[INFO] [stdout] 243 |                         Ok((srv_ow(ow)))
[INFO] [stdout]     |                            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking duplexify v1.2.2
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/lib.rs:243:28
[INFO] [stdout]     |
[INFO] [stdout] 243 |                         Ok((srv_ow(ow)))
[INFO] [stdout]     |                            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.03s
[INFO] running `Command { std: "docker" "inspect" "ace86a5e3030feaf9151aadde2104fb76ba834e3198c7bbd30e6a121765b3271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace86a5e3030feaf9151aadde2104fb76ba834e3198c7bbd30e6a121765b3271", kill_on_drop: false }`
[INFO] [stdout] ace86a5e3030feaf9151aadde2104fb76ba834e3198c7bbd30e6a121765b3271