[INFO] fetching crate charts 0.3.0...
[INFO] checking charts-0.3.0 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate charts 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate charts 0.3.0 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate charts 0.3.0
[INFO] finished tweaking crates.io crate charts 0.3.0
[INFO] tweaked toml for crates.io crate charts 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate charts 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9fbf27bbacfd11a369cda6bb07449f7ed4761227d2186d57438221ff7b7335a
[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" "b9fbf27bbacfd11a369cda6bb07449f7ed4761227d2186d57438221ff7b7335a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9fbf27bbacfd11a369cda6bb07449f7ed4761227d2186d57438221ff7b7335a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fbf27bbacfd11a369cda6bb07449f7ed4761227d2186d57438221ff7b7335a", kill_on_drop: false }`
[INFO] [stdout] b9fbf27bbacfd11a369cda6bb07449f7ed4761227d2186d57438221ff7b7335a
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--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] 414421131f3425d2a8d6eb10c76ef62c5398fe09f6277445a8b16cb4da703d58
[INFO] running `Command { std: "docker" "start" "-a" "414421131f3425d2a8d6eb10c76ef62c5398fe09f6277445a8b16cb4da703d58", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking svg v0.7.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking format_num v0.1.0
[INFO] [stderr]     Checking charts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `r0`
[INFO] [stdout]   --> src/scales/band.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     r0: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r1`
[INFO] [stdout]   --> src/scales/band.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     r1: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `category`
[INFO] [stdout]   --> src/components/bar.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     category: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r0`
[INFO] [stdout]   --> src/scales/band.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     r0: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `r1`
[INFO] [stdout]   --> src/scales/band.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     r1: f32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `category`
[INFO] [stdout]   --> src/components/bar.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     category: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.17s
[INFO] running `Command { std: "docker" "inspect" "414421131f3425d2a8d6eb10c76ef62c5398fe09f6277445a8b16cb4da703d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414421131f3425d2a8d6eb10c76ef62c5398fe09f6277445a8b16cb4da703d58", kill_on_drop: false }`
[INFO] [stdout] 414421131f3425d2a8d6eb10c76ef62c5398fe09f6277445a8b16cb4da703d58