[INFO] fetching crate mief 0.1.1...
[INFO] checking mief-0.1.1 against beta for pr-78714
[INFO] extracting crate mief 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mief 0.1.1 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 mief 0.1.1
[INFO] finished tweaking crates.io crate mief 0.1.1
[INFO] tweaked toml for crates.io crate mief 0.1.1 written to /workspace/builds/worker-1/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-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" "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] c6dbee83b3dff2dcbd144a065132801a37f44f3a2f3e95db0eee5772e4980986
[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" "c6dbee83b3dff2dcbd144a065132801a37f44f3a2f3e95db0eee5772e4980986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6dbee83b3dff2dcbd144a065132801a37f44f3a2f3e95db0eee5772e4980986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6dbee83b3dff2dcbd144a065132801a37f44f3a2f3e95db0eee5772e4980986", kill_on_drop: false }`
[INFO] [stdout] c6dbee83b3dff2dcbd144a065132801a37f44f3a2f3e95db0eee5772e4980986
[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" "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] 4f3defd09479818e137f9b3737f13e4dfabd72fff51000da5bac6e098c5e1c6b
[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" "4f3defd09479818e137f9b3737f13e4dfabd72fff51000da5bac6e098c5e1c6b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking shader_version v0.3.0
[INFO] [stderr]     Checking piston-texture v0.6.0
[INFO] [stderr]     Checking find_folder v0.3.0
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]    Compiling wayland-scanner v0.9.10
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]     Checking quickcheck v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.9.10
[INFO] [stderr]     Checking piston2d-graphics v0.23.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling wayland-protocols v0.9.10
[INFO] [stderr]     Checking pistoncore-window v0.30.0
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.35.0
[INFO] [stderr]     Checking piston v0.35.0
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking piston-gfx_texture v0.29.0
[INFO] [stderr]     Checking wayland-window v0.8.0
[INFO] [stderr]     Checking winit v0.8.3
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.46.0
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking pistoncore-glutin_window v0.42.1
[INFO] [stderr]     Checking piston_window v0.73.0
[INFO] [stderr]     Checking mief v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/execution_flow/error.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn cause(&self) -> Option<&::std::error::Error> {
[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/execution_flow/error.rs:45:43
[INFO] [stdout]    |
[INFO] [stdout] 45 |             Error::IO(ref 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/execution_flow/exit.rs:36:70
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Error::IO(error) => fail_with_message(Code::IOFailure, error.description()),
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/execution_flow/error.rs:36:32
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn cause(&self) -> Option<&::std::error::Error> {
[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: 3 warnings 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/execution_flow/error.rs:45:43
[INFO] [stdout]    |
[INFO] [stdout] 45 |             Error::IO(ref 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::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/execution_flow/error.rs:72:23
[INFO] [stdout]    |
[INFO] [stdout] 72 |         assert!(error.cause().is_some(), "Piston errors do not have a cause.");
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/execution_flow/error.rs:79:23
[INFO] [stdout]    |
[INFO] [stdout] 79 |         assert!(error.cause().is_none(), "Piston errors do not have a cause.");
[INFO] [stdout]    |                       ^^^^^
[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/execution_flow/error.rs:85:26
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(error.description(), String::from("The folder could not be found"));
[INFO] [stdout]    |                          ^^^^^^^^^^^
[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/execution_flow/error.rs:92:26
[INFO] [stdout]    |
[INFO] [stdout] 92 |         assert_eq!(error.description(), String::from(message));
[INFO] [stdout]    |                          ^^^^^^^^^^^
[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/execution_flow/exit.rs:36:70
[INFO] [stdout]    |
[INFO] [stdout] 36 |         Error::IO(error) => fail_with_message(Code::IOFailure, error.description()),
[INFO] [stdout]    |                                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.25s
[INFO] running `Command { std: "docker" "inspect" "4f3defd09479818e137f9b3737f13e4dfabd72fff51000da5bac6e098c5e1c6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f3defd09479818e137f9b3737f13e4dfabd72fff51000da5bac6e098c5e1c6b", kill_on_drop: false }`
[INFO] [stdout] 4f3defd09479818e137f9b3737f13e4dfabd72fff51000da5bac6e098c5e1c6b