[INFO] fetching crate mem 0.5.0...
[INFO] testing mem-0.5.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate mem 0.5.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate mem 0.5.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mem 0.5.0
[INFO] finished tweaking crates.io crate mem 0.5.0
[INFO] tweaked toml for crates.io crate mem 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baeb84ceaab02bf37b822de24a331c84596de0a8bd29d9b834ffc4b4cacbd778
[INFO] running `Command { std: "docker" "start" "-a" "baeb84ceaab02bf37b822de24a331c84596de0a8bd29d9b834ffc4b4cacbd778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baeb84ceaab02bf37b822de24a331c84596de0a8bd29d9b834ffc4b4cacbd778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baeb84ceaab02bf37b822de24a331c84596de0a8bd29d9b834ffc4b4cacbd778", kill_on_drop: false }`
[INFO] [stdout] baeb84ceaab02bf37b822de24a331c84596de0a8bd29d9b834ffc4b4cacbd778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74d5f474b9c28add41809b20a7b44de4fb33d5d4cf9fb9f81c68dd3110a13342
[INFO] running `Command { std: "docker" "start" "-a" "74d5f474b9c28add41809b20a7b44de4fb33d5d4cf9fb9f81c68dd3110a13342", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling object v0.25.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling addr2line v0.15.2
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling mem v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                             ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Byte`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get(&self, Addr) -> Result<Byte, Error>;
[INFO] [stdout]    |                   ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/interface.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new(Box<M>) -> Self;
[INFO] [stdout]     |            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Box<M>`
[INFO] [stdout]     |
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "74d5f474b9c28add41809b20a7b44de4fb33d5d4cf9fb9f81c68dd3110a13342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74d5f474b9c28add41809b20a7b44de4fb33d5d4cf9fb9f81c68dd3110a13342", kill_on_drop: false }`
[INFO] [stdout] 74d5f474b9c28add41809b20a7b44de4fb33d5d4cf9fb9f81c68dd3110a13342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e30bed61ed208a0b399f88965ce727bfda30c3f4b75dd85ae31d9a824c2d4ef0
[INFO] running `Command { std: "docker" "start" "-a" "e30bed61ed208a0b399f88965ce727bfda30c3f4b75dd85ae31d9a824c2d4ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mem v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                             ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Byte`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get(&self, Addr) -> Result<Byte, Error>;
[INFO] [stdout]    |                   ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/interface.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new(Box<M>) -> Self;
[INFO] [stdout]     |            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Box<M>`
[INFO] [stdout]     |
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:23
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stdout]    |                             ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Byte`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/interface.rs:32:19
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn get(&self, Addr) -> Result<Byte, Error>;
[INFO] [stdout]    |                   ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stdout]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]    --> src/interface.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |     fn new(Box<M>) -> Self;
[INFO] [stdout]     |            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Box<M>`
[INFO] [stdout]     |
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "e30bed61ed208a0b399f88965ce727bfda30c3f4b75dd85ae31d9a824c2d4ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30bed61ed208a0b399f88965ce727bfda30c3f4b75dd85ae31d9a824c2d4ef0", kill_on_drop: false }`
[INFO] [stdout] e30bed61ed208a0b399f88965ce727bfda30c3f4b75dd85ae31d9a824c2d4ef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc0ca614548eb5c54e235202391412e837e92e09e6763eb2312beeedc6772183
[INFO] running `Command { std: "docker" "start" "-a" "cc0ca614548eb5c54e235202391412e837e92e09e6763eb2312beeedc6772183", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/interface.rs:28:23
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stderr]    |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/interface.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stderr]    |                             ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Byte`
[INFO] [stderr]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/interface.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn get(&self, Addr) -> Result<Byte, Error>;
[INFO] [stderr]    |                   ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stderr]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]    --> src/interface.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn new(Box<M>) -> Self;
[INFO] [stderr]     |            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Box<M>`
[INFO] [stderr]     |
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/interface.rs:28:23
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stderr]    |                       ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/interface.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn set(&mut self, Addr, Byte) -> Result<(), Error>;
[INFO] [stderr]    |                             ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Byte`
[INFO] [stderr]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/interface.rs:32:19
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn get(&self, Addr) -> Result<Byte, Error>;
[INFO] [stderr]    |                   ^^^^ help: try naming the parameter or explicitly ignoring it: `_: Addr`
[INFO] [stderr]    |
[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: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]    --> src/interface.rs:111:12
[INFO] [stderr]     |
[INFO] [stderr] 111 |     fn new(Box<M>) -> Self;
[INFO] [stderr]     |            ^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Box<M>`
[INFO] [stderr]     |
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mem-4448beb7f14afd86)
[INFO] [stdout] test std_impls::memvector::tests::memvec_works_basic ... ok
[INFO] [stdout] test std_impls::memvector::tests::memvec_works_32bit ... ok
[INFO] [stdout] test std_impls::memvector::tests::memvec_works_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mem
[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" "cc0ca614548eb5c54e235202391412e837e92e09e6763eb2312beeedc6772183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc0ca614548eb5c54e235202391412e837e92e09e6763eb2312beeedc6772183", kill_on_drop: false }`
[INFO] [stdout] cc0ca614548eb5c54e235202391412e837e92e09e6763eb2312beeedc6772183