[INFO] fetching crate bugsnag 0.2.1...
[INFO] checking bugsnag-0.2.1 against beta for pr-78714
[INFO] extracting crate bugsnag 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate bugsnag 0.2.1 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 bugsnag 0.2.1
[INFO] finished tweaking crates.io crate bugsnag 0.2.1
[INFO] tweaked toml for crates.io crate bugsnag 0.2.1 written to /workspace/builds/worker-3/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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 3baf79858e05af3324c8ad4db343465ec8c651de367af28e09fba5801c221436
[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" "3baf79858e05af3324c8ad4db343465ec8c651de367af28e09fba5801c221436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3baf79858e05af3324c8ad4db343465ec8c651de367af28e09fba5801c221436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3baf79858e05af3324c8ad4db343465ec8c651de367af28e09fba5801c221436", kill_on_drop: false }`
[INFO] [stdout] 3baf79858e05af3324c8ad4db343465ec8c651de367af28e09fba5801c221436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 0a5e9c99d7d16c54729fc8d95eccaac308162deed4a01fabb31002a323b253bd
[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" "0a5e9c99d7d16c54729fc8d95eccaac308162deed4a01fabb31002a323b253bd", kill_on_drop: false }`
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling sys-info v0.5.10
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking serde_test v1.0.117
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking bugsnag v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/bugsnag_impl.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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/bugsnag_impl.rs:24:30
[INFO] [stdout]    |
[INFO] [stdout] 24 |         write!(f, "{}", self.description())
[INFO] [stdout]    |                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 7.08s
[INFO] running `Command { std: "docker" "inspect" "0a5e9c99d7d16c54729fc8d95eccaac308162deed4a01fabb31002a323b253bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5e9c99d7d16c54729fc8d95eccaac308162deed4a01fabb31002a323b253bd", kill_on_drop: false }`
[INFO] [stdout] 0a5e9c99d7d16c54729fc8d95eccaac308162deed4a01fabb31002a323b253bd