[INFO] fetching crate light 0.0.0...
[INFO] checking light-0.0.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate light 0.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate light 0.0.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate light 0.0.0
[INFO] finished tweaking crates.io crate light 0.0.0
[INFO] tweaked toml for crates.io crate light 0.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e25671a6fe92dcec438f4b78a2dd721b483bff209abe552f73c869e74eecffd
[INFO] running `Command { std: "docker" "start" "-a" "7e25671a6fe92dcec438f4b78a2dd721b483bff209abe552f73c869e74eecffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e25671a6fe92dcec438f4b78a2dd721b483bff209abe552f73c869e74eecffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e25671a6fe92dcec438f4b78a2dd721b483bff209abe552f73c869e74eecffd", kill_on_drop: false }`
[INFO] [stdout] 7e25671a6fe92dcec438f4b78a2dd721b483bff209abe552f73c869e74eecffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef2a0c7ea52cfb341925e32bd0da31c75dee3a017c97ae0214531aea9c1d97d7
[INFO] running `Command { std: "docker" "start" "-a" "ef2a0c7ea52cfb341925e32bd0da31c75dee3a017c97ae0214531aea9c1d97d7", kill_on_drop: false }`
[INFO] [stderr]     Checking light v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "ef2a0c7ea52cfb341925e32bd0da31c75dee3a017c97ae0214531aea9c1d97d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef2a0c7ea52cfb341925e32bd0da31c75dee3a017c97ae0214531aea9c1d97d7", kill_on_drop: false }`
[INFO] [stdout] ef2a0c7ea52cfb341925e32bd0da31c75dee3a017c97ae0214531aea9c1d97d7