[INFO] fetching crate scall 0.2.4...
[INFO] checking scall-0.2.4 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate scall 0.2.4 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate scall 0.2.4 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scall 0.2.4
[INFO] finished tweaking crates.io crate scall 0.2.4
[INFO] tweaked toml for crates.io crate scall 0.2.4 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] crate crates.io crate scall 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60d3a4baed93673d4e4011360393e1d6b069f9280a2e23439a96c6db34a4e0c7
[INFO] running `Command { std: "docker" "start" "-a" "60d3a4baed93673d4e4011360393e1d6b069f9280a2e23439a96c6db34a4e0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60d3a4baed93673d4e4011360393e1d6b069f9280a2e23439a96c6db34a4e0c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d3a4baed93673d4e4011360393e1d6b069f9280a2e23439a96c6db34a4e0c7", kill_on_drop: false }`
[INFO] [stdout] 60d3a4baed93673d4e4011360393e1d6b069f9280a2e23439a96c6db34a4e0c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ac13a8e958f55b1630f235d723ef474f6929cec9e2bed0b5f6c2650d58b3d7
[INFO] running `Command { std: "docker" "start" "-a" "22ac13a8e958f55b1630f235d723ef474f6929cec9e2bed0b5f6c2650d58b3d7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scall v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "22ac13a8e958f55b1630f235d723ef474f6929cec9e2bed0b5f6c2650d58b3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ac13a8e958f55b1630f235d723ef474f6929cec9e2bed0b5f6c2650d58b3d7", kill_on_drop: false }`
[INFO] [stdout] 22ac13a8e958f55b1630f235d723ef474f6929cec9e2bed0b5f6c2650d58b3d7