[INFO] fetching crate plugin 0.2.6...
[INFO] testing plugin-0.2.6 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate plugin 0.2.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate plugin 0.2.6 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plugin 0.2.6
[INFO] finished tweaking crates.io crate plugin 0.2.6
[INFO] tweaked toml for crates.io crate plugin 0.2.6 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] 7a03f51845dba0be61407bc0b275e5cb4053e82e5ae905b1324c4546a9d0a944
[INFO] running `Command { std: "docker" "start" "-a" "7a03f51845dba0be61407bc0b275e5cb4053e82e5ae905b1324c4546a9d0a944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a03f51845dba0be61407bc0b275e5cb4053e82e5ae905b1324c4546a9d0a944", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a03f51845dba0be61407bc0b275e5cb4053e82e5ae905b1324c4546a9d0a944", kill_on_drop: false }`
[INFO] [stdout] 7a03f51845dba0be61407bc0b275e5cb4053e82e5ae905b1324c4546a9d0a944
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--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] b068ae3a81a800b3ce3b12e557a12cf23da3e7b1df5af1c4b62e193e3c4f1d22
[INFO] running `Command { std: "docker" "start" "-a" "b068ae3a81a800b3ce3b12e557a12cf23da3e7b1df5af1c4b62e193e3c4f1d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling plugin v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn eval(&mut E) -> Result<Self::Value, Self::Error>;
[INFO] [stdout]    |             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut E`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "b068ae3a81a800b3ce3b12e557a12cf23da3e7b1df5af1c4b62e193e3c4f1d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b068ae3a81a800b3ce3b12e557a12cf23da3e7b1df5af1c4b62e193e3c4f1d22", kill_on_drop: false }`
[INFO] [stdout] b068ae3a81a800b3ce3b12e557a12cf23da3e7b1df5af1c4b62e193e3c4f1d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62c9657b1d4dae566f68085b84f6ade447657c400886b9dd205101b81173de3c
[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" "62c9657b1d4dae566f68085b84f6ade447657c400886b9dd205101b81173de3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling plugin v0.2.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn eval(&mut E) -> Result<Self::Value, Self::Error>;
[INFO] [stdout]    |             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut E`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/lib.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn eval(&mut E) -> Result<Self::Value, Self::Error>;
[INFO] [stdout]    |             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut E`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:1:23
[INFO] [stdout]    |
[INFO] [stdout] 1  | #![deny(missing_docs, warnings)]
[INFO] [stdout]    |                       ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` implied by `#[warn(warnings)]`
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "62c9657b1d4dae566f68085b84f6ade447657c400886b9dd205101b81173de3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62c9657b1d4dae566f68085b84f6ade447657c400886b9dd205101b81173de3c", kill_on_drop: false }`
[INFO] [stdout] 62c9657b1d4dae566f68085b84f6ade447657c400886b9dd205101b81173de3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", 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] eeb916ec0a7d2ec49945f1e01e6af8730dccd66ccb998c10f68b49cecdb9988c
[INFO] running `Command { std: "docker" "start" "-a" "eeb916ec0a7d2ec49945f1e01e6af8730dccd66ccb998c10f68b49cecdb9988c", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/lib.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |     fn eval(&mut E) -> Result<Self::Value, Self::Error>;
[INFO] [stderr]    |             ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &mut E`
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:1:23
[INFO] [stderr]    |
[INFO] [stderr] 1  | #![deny(missing_docs, warnings)]
[INFO] [stderr]    |                       ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` implied by `#[warn(warnings)]`
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `plugin` (lib) generated 1 warning
[INFO] [stderr] warning: `plugin` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plugin-1132a5495f20d00d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_custom_return_type ... ok
[INFO] [stdout] test test::test_resize ... ok
[INFO] [stdout] test test::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plugin
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eeb916ec0a7d2ec49945f1e01e6af8730dccd66ccb998c10f68b49cecdb9988c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeb916ec0a7d2ec49945f1e01e6af8730dccd66ccb998c10f68b49cecdb9988c", kill_on_drop: false }`
[INFO] [stdout] eeb916ec0a7d2ec49945f1e01e6af8730dccd66ccb998c10f68b49cecdb9988c
