[INFO] fetching crate grade 0.3.0...
[INFO] checking grade-0.3.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate grade 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate grade 0.3.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grade 0.3.0
[INFO] finished tweaking crates.io crate grade 0.3.0
[INFO] tweaked toml for crates.io crate grade 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gio v0.7.0
[INFO] [stderr]   Downloaded atk v0.7.0
[INFO] [stderr]   Downloaded glib v0.8.2
[INFO] [stderr]   Downloaded cairo-rs v0.7.1
[INFO] [stderr]   Downloaded gio-sys v0.9.1
[INFO] [stderr]   Downloaded cairo-sys-rs v0.9.2
[INFO] [stderr]   Downloaded gdk-pixbuf v0.7.0
[INFO] [stderr]   Downloaded gdk-sys v0.9.1
[INFO] [stderr]   Downloaded gtk v0.7.0
[INFO] [stderr]   Downloaded gdk v0.11.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.9.1
[INFO] [stderr]   Downloaded pango v0.7.0
[INFO] [stderr]   Downloaded gtk-sys v0.9.2
[INFO] [stderr]   Downloaded atk-sys v0.9.1
[INFO] [stderr]   Downloaded pango-sys v0.9.1
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", 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] 40f64e9cb47fe6af1fd442301a939a1868293d0b36918996cb3e94f43c50815a
[INFO] running `Command { std: "docker" "start" "-a" "40f64e9cb47fe6af1fd442301a939a1868293d0b36918996cb3e94f43c50815a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f64e9cb47fe6af1fd442301a939a1868293d0b36918996cb3e94f43c50815a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f64e9cb47fe6af1fd442301a939a1868293d0b36918996cb3e94f43c50815a", kill_on_drop: false }`
[INFO] [stdout] 40f64e9cb47fe6af1fd442301a939a1868293d0b36918996cb3e94f43c50815a
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9167f7daa31543a7927a72077f8f1e86afdd5c5a79f557dcc4fe8af8d6e23520
[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" "9167f7daa31543a7927a72077f8f1e86afdd5c5a79f557dcc4fe8af8d6e23520", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling gio v0.7.0
[INFO] [stderr]    Compiling pango v0.7.0
[INFO] [stderr]     Checking fragile v0.3.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.7.0
[INFO] [stderr]    Compiling cairo-rs v0.7.1
[INFO] [stderr]    Compiling atk v0.7.0
[INFO] [stderr]    Compiling gdk v0.11.0
[INFO] [stderr]    Compiling gtk v0.7.0
[INFO] [stderr]     Checking grade v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking glib v0.8.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] running `Command { std: "docker" "inspect" "9167f7daa31543a7927a72077f8f1e86afdd5c5a79f557dcc4fe8af8d6e23520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9167f7daa31543a7927a72077f8f1e86afdd5c5a79f557dcc4fe8af8d6e23520", kill_on_drop: false }`
[INFO] [stdout] 9167f7daa31543a7927a72077f8f1e86afdd5c5a79f557dcc4fe8af8d6e23520