[INFO] fetching crate flint-sys 0.9.0...
[INFO] checking flint-sys-0.9.0 against be3da1e8c043bb6f1f335463d3b1335cdf50b03c for pr-162597
[INFO] extracting crate flint-sys 0.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate flint-sys 0.9.0
[INFO] finished tweaking crates.io crate flint-sys 0.9.0
[INFO] tweaked toml for crates.io crate flint-sys 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flint-sys 0.9.0 on toolchain be3da1e8c043bb6f1f335463d3b1335cdf50b03c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flint-sys 0.9.0 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" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `flint-sys` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e
[INFO] running `Command { std: "docker" "start" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e", 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" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e", 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" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e" "/opt/rustwide/cargo-home/bin/cargo" "+be3da1e8c043bb6f1f335463d3b1335cdf50b03c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: explicit `package.readme` can be inferred
[INFO] [stderr]   --> Cargo.toml:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | readme = "README.md"
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::manual_readme` is set to `warn` by default
[INFO] [stderr] help: consider removing `package.readme`
[INFO] [stderr] warning: `flint-sys` (manifest) generated 1 warning
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.7.1
[INFO] [stderr]    Compiling flint-sys v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `gmp-mpfr-sys`
[INFO] [stderr]  --> Cargo.toml:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | [dependencies.gmp-mpfr-sys]
[INFO] [stderr]   |               ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `gmp-mpfr-sys`
[INFO] [stderr] warning: `flint-sys` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7m 47s
[INFO] running `Command { std: "docker" "inspect" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e", kill_on_drop: false }`
[INFO] [stdout] 33c6eb478b0834bb70acabd4c03a819ce4417543a47438eb3d3d6cbd0f5d791e
