[INFO] fetching crate candle-datasets 0.9.1...
[INFO] checking candle-datasets-0.9.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate candle-datasets 0.9.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate candle-datasets 0.9.1
[INFO] finished tweaking crates.io crate candle-datasets 0.9.1
[INFO] tweaked toml for crates.io crate candle-datasets 0.9.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate candle-datasets 0.9.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate candle-datasets 0.9.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5c6bde7facbb45644c988547ea98e6377666a9f5c8fbf5b6b1f4cc2271e5bae
[INFO] running `Command { std: "docker" "start" "-a" "c5c6bde7facbb45644c988547ea98e6377666a9f5c8fbf5b6b1f4cc2271e5bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5c6bde7facbb45644c988547ea98e6377666a9f5c8fbf5b6b1f4cc2271e5bae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c6bde7facbb45644c988547ea98e6377666a9f5c8fbf5b6b1f4cc2271e5bae", kill_on_drop: false }`
[INFO] [stdout] c5c6bde7facbb45644c988547ea98e6377666a9f5c8fbf5b6b1f4cc2271e5bae
[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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 651d0d8bc4e7cd54a9cbfcbf34e25a3ecda1427ec1acd5505b6a6c2556cac1f9
[INFO] running `Command { std: "docker" "start" "-a" "651d0d8bc4e7cd54a9cbfcbf34e25a3ecda1427ec1acd5505b6a6c2556cac1f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
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[INFO] [stderr]     Checking candle-datasets v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "651d0d8bc4e7cd54a9cbfcbf34e25a3ecda1427ec1acd5505b6a6c2556cac1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "651d0d8bc4e7cd54a9cbfcbf34e25a3ecda1427ec1acd5505b6a6c2556cac1f9", kill_on_drop: false }`
[INFO] [stdout] 651d0d8bc4e7cd54a9cbfcbf34e25a3ecda1427ec1acd5505b6a6c2556cac1f9