[INFO] fetching crate ploteria 0.1.0...
[INFO] checking ploteria-0.1.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate ploteria 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ploteria 0.1.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ploteria 0.1.0
[INFO] finished tweaking crates.io crate ploteria 0.1.0
[INFO] tweaked toml for crates.io crate ploteria 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "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-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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8444cb1604479320a0ae7c13fa6098c84bfeac0a08b1113c340789dac36de121
[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" "8444cb1604479320a0ae7c13fa6098c84bfeac0a08b1113c340789dac36de121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8444cb1604479320a0ae7c13fa6098c84bfeac0a08b1113c340789dac36de121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8444cb1604479320a0ae7c13fa6098c84bfeac0a08b1113c340789dac36de121", kill_on_drop: false }`
[INFO] [stdout] 8444cb1604479320a0ae7c13fa6098c84bfeac0a08b1113c340789dac36de121
[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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e622a4189157d6f49dad0d1301f6d0815b452ac4e0a571f99fc39d624499efbe
[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" "e622a4189157d6f49dad0d1301f6d0815b452ac4e0a571f99fc39d624499efbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking ploteria v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/traits.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[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/traits.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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/lib.rs:765:16
[INFO] [stdout]     |
[INFO] [stdout] 765 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[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/lib.rs:771:16
[INFO] [stdout]     |
[INFO] [stdout] 771 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[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/traits.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                           ^^^^ help: try naming the parameter or explicitly ignoring it: `_: This`
[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/traits.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |     fn plot<F>(&mut self, This, F) -> &mut Self
[INFO] [stdout]    |                                 ^ help: try naming the parameter or explicitly ignoring it: `_: F`
[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/lib.rs:765:16
[INFO] [stdout]     |
[INFO] [stdout] 765 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[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/lib.rs:771:16
[INFO] [stdout]     |
[INFO] [stdout] 771 |     fn default(S) -> Self;
[INFO] [stdout]     |                ^ help: try naming the parameter or explicitly ignoring it: `_: S`
[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 8.32s
[INFO] running `Command { std: "docker" "inspect" "e622a4189157d6f49dad0d1301f6d0815b452ac4e0a571f99fc39d624499efbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e622a4189157d6f49dad0d1301f6d0815b452ac4e0a571f99fc39d624499efbe", kill_on_drop: false }`
[INFO] [stdout] e622a4189157d6f49dad0d1301f6d0815b452ac4e0a571f99fc39d624499efbe