[INFO] fetching crate interop 0.1.0-tmp...
[INFO] checking interop-0.1.0-tmp against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate interop 0.1.0-tmp into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate interop 0.1.0-tmp on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interop 0.1.0-tmp
[INFO] finished tweaking crates.io crate interop 0.1.0-tmp
[INFO] tweaked toml for crates.io crate interop 0.1.0-tmp written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate interop 0.1.0-tmp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd682d572e69d9db7080a85705bada24270baa4d84d79e1292154393b4433ff4
[INFO] running `Command { std: "docker" "start" "-a" "cd682d572e69d9db7080a85705bada24270baa4d84d79e1292154393b4433ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd682d572e69d9db7080a85705bada24270baa4d84d79e1292154393b4433ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd682d572e69d9db7080a85705bada24270baa4d84d79e1292154393b4433ff4", kill_on_drop: false }`
[INFO] [stdout] cd682d572e69d9db7080a85705bada24270baa4d84d79e1292154393b4433ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87a6254529e4aff3246cc1b0eff6cd64c4b1ca37eb9f74e27f41a48fb28eafea
[INFO] running `Command { std: "docker" "start" "-a" "87a6254529e4aff3246cc1b0eff6cd64c4b1ca37eb9f74e27f41a48fb28eafea", kill_on_drop: false }`
[INFO] [stderr]     Checking interop v0.1.0-tmp (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "87a6254529e4aff3246cc1b0eff6cd64c4b1ca37eb9f74e27f41a48fb28eafea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a6254529e4aff3246cc1b0eff6cd64c4b1ca37eb9f74e27f41a48fb28eafea", kill_on_drop: false }`
[INFO] [stdout] 87a6254529e4aff3246cc1b0eff6cd64c4b1ca37eb9f74e27f41a48fb28eafea