[INFO] fetching crate spacetrace-visualizer 0.1.0...
[INFO] checking spacetrace-visualizer-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate spacetrace-visualizer 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate spacetrace-visualizer 0.1.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spacetrace-visualizer 0.1.0
[INFO] finished tweaking crates.io crate spacetrace-visualizer 0.1.0
[INFO] tweaked toml for crates.io crate spacetrace-visualizer 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate spacetrace-visualizer 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indicatif v0.16.2
[INFO] [stderr]   Downloaded servo-fontconfig v0.5.1
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded object v0.26.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded ttf-parser v0.12.3
[INFO] [stderr]   Downloaded freetype-sys v0.13.1
[INFO] [stderr]   Downloaded autojson v0.1.0
[INFO] [stderr]   Downloaded spacetrace v0.1.0
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded font-kit v0.10.1
[INFO] [stderr]   Downloaded servo-fontconfig-sys v5.1.0
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.1
[INFO] [stderr]   Downloaded vek v0.15.1
[INFO] [stderr]   Downloaded number_prefix v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 816dbe75c99fb1d5bcf5d5661492624fdbad4753f5e6d53036f9dc60032cd7a6
[INFO] running `Command { std: "docker" "start" "-a" "816dbe75c99fb1d5bcf5d5661492624fdbad4753f5e6d53036f9dc60032cd7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816dbe75c99fb1d5bcf5d5661492624fdbad4753f5e6d53036f9dc60032cd7a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816dbe75c99fb1d5bcf5d5661492624fdbad4753f5e6d53036f9dc60032cd7a6", kill_on_drop: false }`
[INFO] [stdout] 816dbe75c99fb1d5bcf5d5661492624fdbad4753f5e6d53036f9dc60032cd7a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 438ce57a96327497ba0744a152c6093740720b18666c8279eb0885d191a2b48e
[INFO] running `Command { std: "docker" "start" "-a" "438ce57a96327497ba0744a152c6093740720b18666c8279eb0885d191a2b48e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling syn v1.0.74
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[INFO] [stderr]    Compiling crc32fast v1.2.1
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[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking unicode-width v0.1.8
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[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking font-kit v0.10.1
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[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking plotters-bitmap v0.3.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
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[INFO] [stderr]     Checking spacetrace v0.1.0
[INFO] [stderr]     Checking spacetrace-visualizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `SVGBackend`
[INFO] [stdout]  --> src/main.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | use plotters::prelude::{BitMapBackend, ChartBuilder, LineSeries, SVGBackend};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BLACK`, `GREEN`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use plotters::style::{BLACK, GREEN, RED, WHITE};
[INFO] [stdout]   |                       ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SVGBackend`
[INFO] [stdout]  --> src/main.rs:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 | use plotters::prelude::{BitMapBackend, ChartBuilder, LineSeries, SVGBackend};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BLACK`, `GREEN`
[INFO] [stdout]  --> src/main.rs:7:23
[INFO] [stdout]   |
[INFO] [stdout] 7 | use plotters::style::{BLACK, GREEN, RED, WHITE};
[INFO] [stdout]   |                       ^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.13s
[INFO] running `Command { std: "docker" "inspect" "438ce57a96327497ba0744a152c6093740720b18666c8279eb0885d191a2b48e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "438ce57a96327497ba0744a152c6093740720b18666c8279eb0885d191a2b48e", kill_on_drop: false }`
[INFO] [stdout] 438ce57a96327497ba0744a152c6093740720b18666c8279eb0885d191a2b48e