[INFO] crate brinicle_midi 1.0.0 is already in cache
[INFO] testing brinicle_midi-1.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate brinicle_midi 1.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate brinicle_midi 1.0.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brinicle_midi 1.0.0
[INFO] finished tweaking crates.io crate brinicle_midi 1.0.0
[INFO] tweaked toml for crates.io crate brinicle_midi 1.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", 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] 0d8ebf230d906dc26bc1b605b3682ca158845d3f4a52639ead3f47ec96c6f73e
[INFO] running `Command { std: "docker" "start" "-a" "0d8ebf230d906dc26bc1b605b3682ca158845d3f4a52639ead3f47ec96c6f73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d8ebf230d906dc26bc1b605b3682ca158845d3f4a52639ead3f47ec96c6f73e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8ebf230d906dc26bc1b605b3682ca158845d3f4a52639ead3f47ec96c6f73e", kill_on_drop: false }`
[INFO] [stdout] 0d8ebf230d906dc26bc1b605b3682ca158845d3f4a52639ead3f47ec96c6f73e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4bde1b3af52a27f9ffbf2a8f71b0aebe340e432f71a72bb6bda9edceb40a7384
[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" "4bde1b3af52a27f9ffbf2a8f71b0aebe340e432f71a72bb6bda9edceb40a7384", kill_on_drop: false }`
[INFO] [stderr]    Compiling brinicle_midi v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "4bde1b3af52a27f9ffbf2a8f71b0aebe340e432f71a72bb6bda9edceb40a7384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bde1b3af52a27f9ffbf2a8f71b0aebe340e432f71a72bb6bda9edceb40a7384", kill_on_drop: false }`
[INFO] [stdout] 4bde1b3af52a27f9ffbf2a8f71b0aebe340e432f71a72bb6bda9edceb40a7384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c2421583a1695e5933404511628289096ad7ac4202f2c66837f9c1f3078cb94
[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" "6c2421583a1695e5933404511628289096ad7ac4202f2c66837f9c1f3078cb94", kill_on_drop: false }`
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling brinicle_midi v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stdout]  --> src/lib.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stdout]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "6c2421583a1695e5933404511628289096ad7ac4202f2c66837f9c1f3078cb94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2421583a1695e5933404511628289096ad7ac4202f2c66837f9c1f3078cb94", kill_on_drop: false }`
[INFO] [stdout] 6c2421583a1695e5933404511628289096ad7ac4202f2c66837f9c1f3078cb94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 383f40a6a3d989a68cfc08c0fe7f3a522a897ed13290f289d4d7ae7fecafadbf
[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" "383f40a6a3d989a68cfc08c0fe7f3a522a897ed13290f289d4d7ae7fecafadbf", kill_on_drop: false }`
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/brinicle_midi-5723836947e388a1
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brinicle_midi
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: warn(future_incompatible) is ignored unless specified at crate level
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:45
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[warn(nonstandard_style, rust_2018_idioms, future_incompatible)]
[INFO] [stderr]   |                                             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "383f40a6a3d989a68cfc08c0fe7f3a522a897ed13290f289d4d7ae7fecafadbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "383f40a6a3d989a68cfc08c0fe7f3a522a897ed13290f289d4d7ae7fecafadbf", kill_on_drop: false }`
[INFO] [stdout] 383f40a6a3d989a68cfc08c0fe7f3a522a897ed13290f289d4d7ae7fecafadbf