[INFO] fetching crate mief 0.1.1...
[INFO] checking mief-0.1.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate mief 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mief 0.1.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0b08ee70e19114b88d590570d000d10281253f2f687383c8642c340e31dac2bd
[INFO] running `"docker" "start" "-a" "0b08ee70e19114b88d590570d000d10281253f2f687383c8642c340e31dac2bd"`
[INFO] [stderr]     Checking interpolation v0.1.0
[INFO] [stderr]     Checking read_color v0.1.0
[INFO] [stderr]     Checking piston-viewport v0.3.0
[INFO] [stderr]     Checking draw_state v0.7.1
[INFO] [stderr]     Checking stb_truetype v0.3.0
[INFO] [stderr]    Compiling gl_generator v0.6.1
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]     Checking pistoncore-input v0.20.0
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]     Checking gfx_core v0.7.2
[INFO] [stderr]     Checking stb_truetype v0.2.8
[INFO] [stderr]     Checking rusttype v0.2.4
[INFO] [stderr]    Compiling gfx_gl v0.4.0
[INFO] [stderr]    Compiling gl v0.6.5
[INFO] [stderr]    Compiling glutin v0.10.1
[INFO] [stderr]     Checking piston2d-graphics v0.23.0
[INFO] [stderr]     Checking pistoncore-window v0.30.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking pistoncore-event_loop v0.35.0
[INFO] [stderr]     Checking piston v0.35.0
[INFO] [stderr]     Checking image v0.17.0
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]     Checking dlib v0.3.1
[INFO] [stderr]     Checking wayland-sys v0.9.10
[INFO] [stderr]     Checking wayland-client v0.9.10
[INFO] [stderr]     Checking wayland-protocols v0.9.10
[INFO] [stderr]     Checking wayland-kbd v0.9.1
[INFO] [stderr]     Checking wayland-window v0.8.0
[INFO] [stderr]     Checking winit v0.8.3
[INFO] [stderr]     Checking pistoncore-glutin_window v0.42.1
[INFO] [stderr]     Checking gfx v0.16.3
[INFO] [stderr]     Checking gfx_device_gl v0.14.6
[INFO] [stderr]     Checking piston-gfx_texture v0.29.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.46.0
[INFO] [stderr]     Checking piston_window v0.73.0
[INFO] [stderr]     Checking mief v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/execution_flow/error.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/execution_flow/error.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/execution_flow/error.rs:72:23
[INFO] [stderr]    |
[INFO] [stderr] 72 |         assert!(error.cause().is_some(), "Piston errors do not have a cause.");
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/execution_flow/error.rs:79:23
[INFO] [stderr]    |
[INFO] [stderr] 79 |         assert!(error.cause().is_none(), "Piston errors do not have a cause.");
[INFO] [stderr]    |                       ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `"docker" "inspect" "0b08ee70e19114b88d590570d000d10281253f2f687383c8642c340e31dac2bd"`
[INFO] running `"docker" "rm" "-f" "0b08ee70e19114b88d590570d000d10281253f2f687383c8642c340e31dac2bd"`
[INFO] [stdout] 0b08ee70e19114b88d590570d000d10281253f2f687383c8642c340e31dac2bd