[INFO] cloning repository https://github.com/ctz/cargo-stable-public-api-lints
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ctz/cargo-stable-public-api-lints" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctz%2Fcargo-stable-public-api-lints", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctz%2Fcargo-stable-public-api-lints'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b2c23665508aaaadeec2a67f8290c35498cd7c4
[INFO] checking ctz/cargo-stable-public-api-lints against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fctz%2Fcargo-stable-public-api-lints" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ctz/cargo-stable-public-api-lints
[INFO] finished tweaking git repo https://github.com/ctz/cargo-stable-public-api-lints
[INFO] tweaked toml for git repo https://github.com/ctz/cargo-stable-public-api-lints written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ctz/cargo-stable-public-api-lints on toolchain 4455c8937007f3cc3c078375a335d86dbab391ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ctz/cargo-stable-public-api-lints already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/pu/bl/public-api, error: No space left on device (os error 28)
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded public-api v0.47.1
[INFO] [stderr]   Downloaded rustdoc-json v0.9.6
[INFO] [stderr]   Downloaded rustdoc-types v0.39.0
[INFO] [stderr]   Downloaded hashbag v0.1.12
[INFO] [stderr]   Downloaded cargo-manifest v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9dc3f15043447bd6611ac63d84d4b919dadef43f376885580067dff324b0313
[INFO] running `Command { std: "docker" "start" "-a" "f9dc3f15043447bd6611ac63d84d4b919dadef43f376885580067dff324b0313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9dc3f15043447bd6611ac63d84d4b919dadef43f376885580067dff324b0313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9dc3f15043447bd6611ac63d84d4b919dadef43f376885580067dff324b0313", kill_on_drop: false }`
[INFO] [stdout] f9dc3f15043447bd6611ac63d84d4b919dadef43f376885580067dff324b0313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+4455c8937007f3cc3c078375a335d86dbab391ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bc2db1fe34f2a8b2c214e2c1f9ce994a5b241cc584e1c1b85bbfb97667f102d
[INFO] running `Command { std: "docker" "start" "-a" "3bc2db1fe34f2a8b2c214e2c1f9ce994a5b241cc584e1c1b85bbfb97667f102d", kill_on_drop: false }`
[INFO] [stderr] error: no matching package named `rustdoc-json` found
[INFO] [stderr] location searched: crates.io index
[INFO] [stderr] required by package `cargo-stable-public-api-lints v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] As a reminder, you're using offline mode (--frozen) which can sometimes cause surprising resolution failures, if this error is too confusing you may wish to retry without `--frozen`.
[INFO] running `Command { std: "docker" "inspect" "3bc2db1fe34f2a8b2c214e2c1f9ce994a5b241cc584e1c1b85bbfb97667f102d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc2db1fe34f2a8b2c214e2c1f9ce994a5b241cc584e1c1b85bbfb97667f102d", kill_on_drop: false }`
[INFO] [stdout] 3bc2db1fe34f2a8b2c214e2c1f9ce994a5b241cc584e1c1b85bbfb97667f102d