[INFO] fetching crate hubble-sync 0.0.3...
[INFO] checking hubble-sync-0.0.3 against 615014f15745532730b9ce7a1d9309f8b4756f93 for pr-160491
[INFO] extracting crate hubble-sync 0.0.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate hubble-sync 0.0.3
[INFO] finished tweaking crates.io crate hubble-sync 0.0.3
[INFO] tweaked toml for crates.io crate hubble-sync 0.0.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hubble-sync 0.0.3 on toolchain 615014f15745532730b9ce7a1d9309f8b4756f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+615014f15745532730b9ce7a1d9309f8b4756f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate hubble-sync 0.0.3 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" "+615014f15745532730b9ce7a1d9309f8b4756f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b
[INFO] running `Command { std: "docker" "start" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b" "/opt/rustwide/cargo-home/bin/cargo" "+615014f15745532730b9ce7a1d9309f8b4756f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b" "/opt/rustwide/cargo-home/bin/cargo" "+615014f15745532730b9ce7a1d9309f8b4756f93" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking hubble-sync v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: n0-future v0.1.3
[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" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b", kill_on_drop: false }`
[INFO] [stdout] b5cecdf194e85b490b493c18c8a829653af6cfd94e552a52600d31e5bf165b1b