[INFO] fetching crate mem 0.5.0...
[INFO] checking mem-0.5.0 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate mem 0.5.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mem 0.5.0 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96a5a0c90c42b627c5848fc992ac87aeaa4a61c632c2da9cffa4978baae0b51b
[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" "96a5a0c90c42b627c5848fc992ac87aeaa4a61c632c2da9cffa4978baae0b51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96a5a0c90c42b627c5848fc992ac87aeaa4a61c632c2da9cffa4978baae0b51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96a5a0c90c42b627c5848fc992ac87aeaa4a61c632c2da9cffa4978baae0b51b", kill_on_drop: false }`
[INFO] [stdout] 96a5a0c90c42b627c5848fc992ac87aeaa4a61c632c2da9cffa4978baae0b51b
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8c3bf9ed4a2e3f874f35780fcb2a335f11ec7553b11368da32b63fe449ada07
[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" "f8c3bf9ed4a2e3f874f35780fcb2a335f11ec7553b11368da32b63fe449ada07", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking 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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.82s
[INFO] running `Command { std: "docker" "inspect" "f8c3bf9ed4a2e3f874f35780fcb2a335f11ec7553b11368da32b63fe449ada07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c3bf9ed4a2e3f874f35780fcb2a335f11ec7553b11368da32b63fe449ada07", kill_on_drop: false }`
[INFO] [stdout] f8c3bf9ed4a2e3f874f35780fcb2a335f11ec7553b11368da32b63fe449ada07