[INFO] fetching crate plot_icon 0.3.0...
[INFO] checking plot_icon-0.3.0 against master#f8c27dfe1a2e7fb538fd91dad53de06992c7c967 for pr-138915
[INFO] extracting crate plot_icon 0.3.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate plot_icon 0.3.0 on toolchain f8c27dfe1a2e7fb538fd91dad53de06992c7c967
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plot_icon 0.3.0
[INFO] finished tweaking crates.io crate plot_icon 0.3.0
[INFO] tweaked toml for crates.io crate plot_icon 0.3.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 33 packages to latest compatible versions
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.6)
[INFO] [stderr]       Adding palette v0.6.1 (available: v0.7.6)
[INFO] [stderr]       Adding svg v0.13.1 (available: v0.18.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5eaf2c0ee3eb11bfeb86ea614c10a0d0172f9fc7e006935306b1dbccfef620a5
[INFO] running `Command { std: "docker" "start" "-a" "5eaf2c0ee3eb11bfeb86ea614c10a0d0172f9fc7e006935306b1dbccfef620a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eaf2c0ee3eb11bfeb86ea614c10a0d0172f9fc7e006935306b1dbccfef620a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eaf2c0ee3eb11bfeb86ea614c10a0d0172f9fc7e006935306b1dbccfef620a5", kill_on_drop: false }`
[INFO] [stdout] 5eaf2c0ee3eb11bfeb86ea614c10a0d0172f9fc7e006935306b1dbccfef620a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+f8c27dfe1a2e7fb538fd91dad53de06992c7c967" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3351741a93f2af83f8953051ea1f52219d30b8e1300f1ba3676e89170a8e24f
[INFO] running `Command { std: "docker" "start" "-a" "f3351741a93f2af83f8953051ea1f52219d30b8e1300f1ba3676e89170a8e24f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking miniz_oxide v0.8.5
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling palette v0.6.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking bytemuck v1.22.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking svg v0.13.1
[INFO] [stderr]     Checking flate2 v1.1.0
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling find-crate v0.6.3
[INFO] [stderr]    Compiling palette_derive v0.6.1
[INFO] [stderr]     Checking plot_icon v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.47s
[INFO] running `Command { std: "docker" "inspect" "f3351741a93f2af83f8953051ea1f52219d30b8e1300f1ba3676e89170a8e24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3351741a93f2af83f8953051ea1f52219d30b8e1300f1ba3676e89170a8e24f", kill_on_drop: false }`
[INFO] [stdout] f3351741a93f2af83f8953051ea1f52219d30b8e1300f1ba3676e89170a8e24f