[INFO] fetching crate machinae 0.1.0...
[INFO] checking machinae-0.1.0 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate machinae 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate machinae 0.1.0 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate machinae 0.1.0
[INFO] finished tweaking crates.io crate machinae 0.1.0
[INFO] tweaked toml for crates.io crate machinae 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97ebea0b9b2ec58eee0b7cbe3aa8873700e4f23685b8bf8f9b29cbf3a94da6fd
[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" "97ebea0b9b2ec58eee0b7cbe3aa8873700e4f23685b8bf8f9b29cbf3a94da6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97ebea0b9b2ec58eee0b7cbe3aa8873700e4f23685b8bf8f9b29cbf3a94da6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ebea0b9b2ec58eee0b7cbe3aa8873700e4f23685b8bf8f9b29cbf3a94da6fd", kill_on_drop: false }`
[INFO] [stdout] 97ebea0b9b2ec58eee0b7cbe3aa8873700e4f23685b8bf8f9b29cbf3a94da6fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3f67b07bea4c05d1ed9ffbc15abd2032936e75e57842c859a83d4d80467d7d7f
[INFO] running `Command { std: "docker" "start" "-a" "3f67b07bea4c05d1ed9ffbc15abd2032936e75e57842c859a83d4d80467d7d7f", kill_on_drop: false }`
[INFO] [stderr]     Checking machinae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:58
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:58
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "3f67b07bea4c05d1ed9ffbc15abd2032936e75e57842c859a83d4d80467d7d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f67b07bea4c05d1ed9ffbc15abd2032936e75e57842c859a83d4d80467d7d7f", kill_on_drop: false }`
[INFO] [stdout] 3f67b07bea4c05d1ed9ffbc15abd2032936e75e57842c859a83d4d80467d7d7f