[INFO] fetching crate interchange 0.2.1...
[INFO] checking interchange-0.2.1 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate interchange 0.2.1 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate interchange 0.2.1 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 interchange 0.2.1
[INFO] finished tweaking crates.io crate interchange 0.2.1
[INFO] tweaked toml for crates.io crate interchange 0.2.1 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate interchange 0.2.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 4e65eb20c80e6b562f9de815759b6d4820d01ee280f2ea276b33349ad493d884
[INFO] running `Command { std: "docker" "start" "-a" "4e65eb20c80e6b562f9de815759b6d4820d01ee280f2ea276b33349ad493d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e65eb20c80e6b562f9de815759b6d4820d01ee280f2ea276b33349ad493d884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e65eb20c80e6b562f9de815759b6d4820d01ee280f2ea276b33349ad493d884", kill_on_drop: false }`
[INFO] [stdout] 4e65eb20c80e6b562f9de815759b6d4820d01ee280f2ea276b33349ad493d884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 5779f4bb357e92c9d3becdd3d79204ce6d6e5d230ba963f32e312d3f2815b7b3
[INFO] running `Command { std: "docker" "start" "-a" "5779f4bb357e92c9d3becdd3d79204ce6d6e5d230ba963f32e312d3f2815b7b3", kill_on_drop: false }`
[INFO] [stderr]     Checking interchange v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "5779f4bb357e92c9d3becdd3d79204ce6d6e5d230ba963f32e312d3f2815b7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5779f4bb357e92c9d3becdd3d79204ce6d6e5d230ba963f32e312d3f2815b7b3", kill_on_drop: false }`
[INFO] [stdout] 5779f4bb357e92c9d3becdd3d79204ce6d6e5d230ba963f32e312d3f2815b7b3