[INFO] fetching crate tokio-socketcan 0.1.3...
[INFO] checking tokio-socketcan-0.1.3 against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] extracting crate tokio-socketcan 0.1.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tokio-socketcan 0.1.3 on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-socketcan 0.1.3
[INFO] finished tweaking crates.io crate tokio-socketcan 0.1.3
[INFO] tweaked toml for crates.io crate tokio-socketcan 0.1.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef148ff786be56c3488cf85b0baf6f8f1a7e3805715912c301f1fbfc2501f690
[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" "ef148ff786be56c3488cf85b0baf6f8f1a7e3805715912c301f1fbfc2501f690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef148ff786be56c3488cf85b0baf6f8f1a7e3805715912c301f1fbfc2501f690", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef148ff786be56c3488cf85b0baf6f8f1a7e3805715912c301f1fbfc2501f690", kill_on_drop: false }`
[INFO] [stdout] ef148ff786be56c3488cf85b0baf6f8f1a7e3805715912c301f1fbfc2501f690
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 990c8e09c7a2c810a515bdb43a3bf5c635d96d6b0424de81be54c3479c3c187f
[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" "990c8e09c7a2c810a515bdb43a3bf5c635d96d6b0424de81be54c3479c3c187f", kill_on_drop: false }`
[INFO] [stderr]     Checking try_from v0.2.2
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking socketcan v1.7.0
[INFO] [stderr]     Checking tokio-socketcan v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:238:45
[INFO] [stdout]     |
[INFO] [stdout] 238 |     fn recv_frame(socket: CANSocket) -> Box<Future<Item = CANSocket, Error = String> + Send> {
[INFO] [stdout]     |                                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = CANSocket, Error = String> + Send`
[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/lib.rs:250:47
[INFO] [stdout]     |
[INFO] [stdout] 250 |     fn write_frame(socket: &CANSocket) -> Box<Future<Item = (), Error = ()> + Send> {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = ()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.29s
[INFO] running `Command { std: "docker" "inspect" "990c8e09c7a2c810a515bdb43a3bf5c635d96d6b0424de81be54c3479c3c187f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990c8e09c7a2c810a515bdb43a3bf5c635d96d6b0424de81be54c3479c3c187f", kill_on_drop: false }`
[INFO] [stdout] 990c8e09c7a2c810a515bdb43a3bf5c635d96d6b0424de81be54c3479c3c187f