[INFO] fetching crate im463 0.0.0...
[INFO] checking im463-0.0.0 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate im463 0.0.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate im463 0.0.0 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 im463 0.0.0
[INFO] finished tweaking crates.io crate im463 0.0.0
[INFO] tweaked toml for crates.io crate im463 0.0.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] b68b448555d4c0ed95ea8da41f156ddd279325db96a9bc38ac3e45ad5ed56d67
[INFO] running `Command { std: "docker" "start" "-a" "b68b448555d4c0ed95ea8da41f156ddd279325db96a9bc38ac3e45ad5ed56d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b68b448555d4c0ed95ea8da41f156ddd279325db96a9bc38ac3e45ad5ed56d67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68b448555d4c0ed95ea8da41f156ddd279325db96a9bc38ac3e45ad5ed56d67", kill_on_drop: false }`
[INFO] [stdout] b68b448555d4c0ed95ea8da41f156ddd279325db96a9bc38ac3e45ad5ed56d67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 99f78427d80cff838473a8ffcd6c7f4a8592d35a49abe514a4f830dc83d55dc8
[INFO] running `Command { std: "docker" "start" "-a" "99f78427d80cff838473a8ffcd6c7f4a8592d35a49abe514a4f830dc83d55dc8", kill_on_drop: false }`
[INFO] [stderr]     Checking im463 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "99f78427d80cff838473a8ffcd6c7f4a8592d35a49abe514a4f830dc83d55dc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f78427d80cff838473a8ffcd6c7f4a8592d35a49abe514a4f830dc83d55dc8", kill_on_drop: false }`
[INFO] [stdout] 99f78427d80cff838473a8ffcd6c7f4a8592d35a49abe514a4f830dc83d55dc8