[INFO] fetching crate lognplot 0.1.0...
[INFO] checking lognplot-0.1.0 against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] extracting crate lognplot 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate lognplot 0.1.0 on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lognplot 0.1.0
[INFO] finished tweaking crates.io crate lognplot 0.1.0
[INFO] tweaked toml for crates.io crate lognplot 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate lognplot 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.3.0
[INFO] [stderr]   Downloaded colored v1.9.0
[INFO] [stderr]   Downloaded serde_cbor v0.10.2
[INFO] [stderr]   Downloaded tokio-fs v0.1.6
[INFO] [stderr]   Downloaded tokio-uds v0.2.5
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.16
[INFO] [stderr]   Downloaded gobject-sys v0.9.0
[INFO] [stderr]   Downloaded glib-sys v0.9.0
[INFO] [stderr]   Downloaded cairo-rs v0.7.1
[INFO] [stderr]   Downloaded half v1.4.0
[INFO] [stderr]   Downloaded glib v0.8.2
[INFO] [stderr]   Downloaded mio v0.6.20
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2fb420cba9a42dfc9e779eaa5176d4912ba0050615bffdca57d3def8e7cc469
[INFO] running `Command { std: "docker" "start" "-a" "e2fb420cba9a42dfc9e779eaa5176d4912ba0050615bffdca57d3def8e7cc469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2fb420cba9a42dfc9e779eaa5176d4912ba0050615bffdca57d3def8e7cc469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fb420cba9a42dfc9e779eaa5176d4912ba0050615bffdca57d3def8e7cc469", kill_on_drop: false }`
[INFO] [stdout] e2fb420cba9a42dfc9e779eaa5176d4912ba0050615bffdca57d3def8e7cc469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 715c553aa11b6eb462fb9609573df1ba830208cd0e6763924e71982e916a2608
[INFO] running `Command { std: "docker" "start" "-a" "715c553aa11b6eb462fb9609573df1ba830208cd0e6763924e71982e916a2608", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]     Checking lognplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `legend` is never read
[INFO] [stdout]   --> src/chart/curve.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Curve {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     legend: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Curve` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, `width`, and `height` are never read
[INFO] [stdout]  --> src/geometry/rectangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Rect {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     width: f64,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     height: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Rect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Duration` is never constructed
[INFO] [stdout]  --> src/time/duration.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Duration {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Connection` is never used
[INFO] [stdout]   --> src/tsdb/connection.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Connection {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogMetrics` is never constructed
[INFO] [stdout]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct LogMetrics {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `legend` is never read
[INFO] [stdout]   --> src/chart/curve.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Curve {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     legend: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Curve` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `x`, `y`, `width`, and `height` are never read
[INFO] [stdout]  --> src/geometry/rectangle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Rect {
[INFO] [stdout]   |            ---- fields in this struct
[INFO] [stdout] 3 |     x: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 4 |     y: f64,
[INFO] [stdout]   |     ^
[INFO] [stdout] 5 |     width: f64,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 6 |     height: f64,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Rect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Duration` is never constructed
[INFO] [stdout]  --> src/time/duration.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Duration {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `LogMetrics` is never constructed
[INFO] [stdout]  --> src/tsdb/logrecords.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct LogMetrics {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "715c553aa11b6eb462fb9609573df1ba830208cd0e6763924e71982e916a2608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715c553aa11b6eb462fb9609573df1ba830208cd0e6763924e71982e916a2608", kill_on_drop: false }`
[INFO] [stdout] 715c553aa11b6eb462fb9609573df1ba830208cd0e6763924e71982e916a2608