[INFO] fetching crate bedrock 1.1.70...
[INFO] checking bedrock-1.1.70 against beta for pr-78714
[INFO] extracting crate bedrock 1.1.70 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bedrock 1.1.70 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 bedrock 1.1.70
[INFO] finished tweaking crates.io crate bedrock 1.1.70
[INFO] tweaked toml for crates.io crate bedrock 1.1.70 written to /workspace/builds/worker-4/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded android_ffi v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1647b1f060ce6df7be47dfa9d25b600a777164a5f9c19e8511ac11cc5b73e6b0
[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" "1647b1f060ce6df7be47dfa9d25b600a777164a5f9c19e8511ac11cc5b73e6b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1647b1f060ce6df7be47dfa9d25b600a777164a5f9c19e8511ac11cc5b73e6b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1647b1f060ce6df7be47dfa9d25b600a777164a5f9c19e8511ac11cc5b73e6b0", kill_on_drop: false }`
[INFO] [stdout] 1647b1f060ce6df7be47dfa9d25b600a777164a5f9c19e8511ac11cc5b73e6b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f394fc562cdb77bbdf84df092babd187dab732668ec224c746e467f264cefdfe
[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" "f394fc562cdb77bbdf84df092babd187dab732668ec224c746e467f264cefdfe", kill_on_drop: false }`
[INFO] [stderr]     Checking bedrock v1.1.70 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:97:52
[INFO] [stdout]    |
[INFO] [stdout] 97 |         write!(fmt, "[{:?}] {}", self.0, (self as &std::error::Error).description())
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[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:97:52
[INFO] [stdout]    |
[INFO] [stdout] 97 |         write!(fmt, "[{:?}] {}", self.0, (self as &std::error::Error).description())
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:97:71
[INFO] [stdout]    |
[INFO] [stdout] 97 |         write!(fmt, "[{:?}] {}", self.0, (self as &std::error::Error).description())
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:97:71
[INFO] [stdout]    |
[INFO] [stdout] 97 |         write!(fmt, "[{:?}] {}", self.0, (self as &std::error::Error).description())
[INFO] [stdout]    |                                                                       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.62s
[INFO] running `Command { std: "docker" "inspect" "f394fc562cdb77bbdf84df092babd187dab732668ec224c746e467f264cefdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f394fc562cdb77bbdf84df092babd187dab732668ec224c746e467f264cefdfe", kill_on_drop: false }`
[INFO] [stdout] f394fc562cdb77bbdf84df092babd187dab732668ec224c746e467f264cefdfe