[INFO] fetching crate ts-mem-pool 0.1.3...
[INFO] checking ts-mem-pool-0.1.3 against beta for pr-78714
[INFO] extracting crate ts-mem-pool 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ts-mem-pool 0.1.3 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 ts-mem-pool 0.1.3
[INFO] finished tweaking crates.io crate ts-mem-pool 0.1.3
[INFO] tweaked toml for crates.io crate ts-mem-pool 0.1.3 written to /workspace/builds/worker-0/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-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f89883976ab0d719964bdd454f0ebca883accdd23c3502b0d3053e9b941f3cf3
[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" "f89883976ab0d719964bdd454f0ebca883accdd23c3502b0d3053e9b941f3cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f89883976ab0d719964bdd454f0ebca883accdd23c3502b0d3053e9b941f3cf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89883976ab0d719964bdd454f0ebca883accdd23c3502b0d3053e9b941f3cf3", kill_on_drop: false }`
[INFO] [stdout] f89883976ab0d719964bdd454f0ebca883accdd23c3502b0d3053e9b941f3cf3
[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" "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] 9afa671ab3d5b7ac2e0acee8f9a471ceae14162179dea5e709b4f2ebefa42770
[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" "9afa671ab3d5b7ac2e0acee8f9a471ceae14162179dea5e709b4f2ebefa42770", kill_on_drop: false }`
[INFO] [stderr]     Checking ts-mem-pool v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory_pool.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/memory_pool.rs:12:28
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub type CreateFn<T> = Box<Fn() -> T>;
[INFO] [stdout]    |                            ^^^^^^^^^ help: use `dyn`: `dyn Fn() -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `a_memory_pool`
[INFO] [stdout]  --> benches/memory_pool_bench.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | extern crate a_memory_pool;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ts-mem-pool`
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "9afa671ab3d5b7ac2e0acee8f9a471ceae14162179dea5e709b4f2ebefa42770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9afa671ab3d5b7ac2e0acee8f9a471ceae14162179dea5e709b4f2ebefa42770", kill_on_drop: false }`
[INFO] [stdout] 9afa671ab3d5b7ac2e0acee8f9a471ceae14162179dea5e709b4f2ebefa42770