[INFO] fetching crate tk-cantal 0.3.2...
[INFO] checking tk-cantal-0.3.2 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate tk-cantal 0.3.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tk-cantal 0.3.2 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tk-cantal 0.3.2
[INFO] finished tweaking crates.io crate tk-cantal 0.3.2
[INFO] tweaked toml for crates.io crate tk-cantal 0.3.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tk-easyloop v0.1.1
[INFO] [stderr]   Downloaded serde_millis v0.1.1
[INFO] [stderr]   Downloaded tk-pool v0.5.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e7f63ccce4812de6f7adc695cc2d6da089ed9c970de8c2f945f09d05784ac66
[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" "7e7f63ccce4812de6f7adc695cc2d6da089ed9c970de8c2f945f09d05784ac66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e7f63ccce4812de6f7adc695cc2d6da089ed9c970de8c2f945f09d05784ac66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7f63ccce4812de6f7adc695cc2d6da089ed9c970de8c2f945f09d05784ac66", kill_on_drop: false }`
[INFO] [stdout] 7e7f63ccce4812de6f7adc695cc2d6da089ed9c970de8c2f945f09d05784ac66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 756d838b036a364a62c4547f8d4af513a67dd9f2b89d5c8e837e625749854c5a
[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" "756d838b036a364a62c4547f8d4af513a67dd9f2b89d5c8e837e625749854c5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking serde_millis v0.1.1
[INFO] [stderr]     Checking tk-pool v0.5.3
[INFO] [stderr]     Checking tk-easyloop v0.1.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tk-cantal v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connect.rs:16:42
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub type Pool = tk_pool::queue::Pool<Box<Codec<TcpStream,
[INFO] [stdout]    |  __________________________________________^
[INFO] [stdout] 17 | |         Future=FutureResult<EncoderDone<TcpStream>, Error>>>,
[INFO] [stdout]    | |___________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool<Box<dyn Codec<TcpStream,
[INFO] [stdout] 17 |         Future=FutureResult<EncoderDone<TcpStream>, Error>>>,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/connect.rs:16:42
[INFO] [stdout]    |
[INFO] [stdout] 16 |   pub type Pool = tk_pool::queue::Pool<Box<Codec<TcpStream,
[INFO] [stdout]    |  __________________________________________^
[INFO] [stdout] 17 | |         Future=FutureResult<EncoderDone<TcpStream>, Error>>>,
[INFO] [stdout]    | |___________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub type Pool = tk_pool::queue::Pool<Box<dyn Codec<TcpStream,
[INFO] [stdout] 17 |         Future=FutureResult<EncoderDone<TcpStream>, Error>>>,
[INFO] [stdout]    |
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.76s
[INFO] running `Command { std: "docker" "inspect" "756d838b036a364a62c4547f8d4af513a67dd9f2b89d5c8e837e625749854c5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "756d838b036a364a62c4547f8d4af513a67dd9f2b89d5c8e837e625749854c5a", kill_on_drop: false }`
[INFO] [stdout] 756d838b036a364a62c4547f8d4af513a67dd9f2b89d5c8e837e625749854c5a
