[INFO] fetching crate implot 0.4.0...
[INFO] checking implot-0.4.0 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate implot 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate implot 0.4.0 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate implot 0.4.0
[INFO] finished tweaking crates.io crate implot 0.4.0
[INFO] tweaked toml for crates.io crate implot 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1eee7c1b4cdf362976f21a3fd6294187cd5a7fc13de780132bd71a2d7cfe4f8
[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" "c1eee7c1b4cdf362976f21a3fd6294187cd5a7fc13de780132bd71a2d7cfe4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1eee7c1b4cdf362976f21a3fd6294187cd5a7fc13de780132bd71a2d7cfe4f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1eee7c1b4cdf362976f21a3fd6294187cd5a7fc13de780132bd71a2d7cfe4f8", kill_on_drop: false }`
[INFO] [stdout] c1eee7c1b4cdf362976f21a3fd6294187cd5a7fc13de780132bd71a2d7cfe4f8
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "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] a4222a5bc29bc4a68f373826476a4a013202f9a1530a444025109aea6787968e
[INFO] running `Command { std: "docker" "start" "-a" "a4222a5bc29bc4a68f373826476a4a013202f9a1530a444025109aea6787968e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling imgui-sys v0.6.0
[INFO] [stderr]    Compiling implot-sys v0.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking imgui v0.6.0
[INFO] [stderr]     Checking implot v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused attribute `doc`
[INFO] [stdout]   --> src/plot.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[rustversion::attr(since(1.48), doc(alias = "ImPlotFlags"))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]   --> src/plot.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | bitflags! {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `doc`
[INFO] [stdout]   --> src/plot.rs:52:34
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[rustversion::attr(since(1.48), doc(alias = "ImPlotAxisFlags"))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]   --> src/plot.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | bitflags! {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `doc`
[INFO] [stdout]   --> src/plot.rs:15:34
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[rustversion::attr(since(1.48), doc(alias = "ImPlotFlags"))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]   --> src/plot.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | bitflags! {
[INFO] [stdout]    | ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused attribute `doc`
[INFO] [stdout]   --> src/plot.rs:52:34
[INFO] [stdout]    |
[INFO] [stdout] 52 | #[rustversion::attr(since(1.48), doc(alias = "ImPlotAxisFlags"))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the built-in attribute `doc` will be ignored, since it's applied to the macro invocation `bitflags`
[INFO] [stdout]   --> src/plot.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | bitflags! {
[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 16.28s
[INFO] running `Command { std: "docker" "inspect" "a4222a5bc29bc4a68f373826476a4a013202f9a1530a444025109aea6787968e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4222a5bc29bc4a68f373826476a4a013202f9a1530a444025109aea6787968e", kill_on_drop: false }`
[INFO] [stdout] a4222a5bc29bc4a68f373826476a4a013202f9a1530a444025109aea6787968e