[INFO] fetching crate dg_xch_clients 2.1.5...
[INFO] checking dg_xch_clients-2.1.5 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate dg_xch_clients 2.1.5 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate dg_xch_clients 2.1.5
[INFO] finished tweaking crates.io crate dg_xch_clients 2.1.5
[INFO] tweaked toml for crates.io crate dg_xch_clients 2.1.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dg_xch_clients 2.1.5 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dg_xch_clients 2.1.5 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98f030f98dd1dd831f4312909a7ea8aed96256a37b01a3a79bc1cd3a629df24c
[INFO] running `Command { std: "docker" "start" "-a" "98f030f98dd1dd831f4312909a7ea8aed96256a37b01a3a79bc1cd3a629df24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98f030f98dd1dd831f4312909a7ea8aed96256a37b01a3a79bc1cd3a629df24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f030f98dd1dd831f4312909a7ea8aed96256a37b01a3a79bc1cd3a629df24c", kill_on_drop: false }`
[INFO] [stdout] 98f030f98dd1dd831f4312909a7ea8aed96256a37b01a3a79bc1cd3a629df24c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f823b83a86487a718cd0f4870996a3725d4cf6b487bb53570b2b1303799143e
[INFO] running `Command { std: "docker" "start" "-a" "4f823b83a86487a718cd0f4870996a3725d4cf6b487bb53570b2b1303799143e", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
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[INFO] [stderr]     Checking dg_xch_clients v2.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: num-bigint-dig v0.8.4
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4f823b83a86487a718cd0f4870996a3725d4cf6b487bb53570b2b1303799143e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f823b83a86487a718cd0f4870996a3725d4cf6b487bb53570b2b1303799143e", kill_on_drop: false }`
[INFO] [stdout] 4f823b83a86487a718cd0f4870996a3725d4cf6b487bb53570b2b1303799143e