[INFO] fetching crate ffi-pool 0.1.1...
[INFO] checking ffi-pool-0.1.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate ffi-pool 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ffi-pool 0.1.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi-pool 0.1.1
[INFO] finished tweaking crates.io crate ffi-pool 0.1.1
[INFO] tweaked toml for crates.io crate ffi-pool 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe612eb8a2ae65e39b47facd91b4ba19a777201c808f858e389d9300361e63e4
[INFO] running `Command { std: "docker" "start" "-a" "fe612eb8a2ae65e39b47facd91b4ba19a777201c808f858e389d9300361e63e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe612eb8a2ae65e39b47facd91b4ba19a777201c808f858e389d9300361e63e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe612eb8a2ae65e39b47facd91b4ba19a777201c808f858e389d9300361e63e4", kill_on_drop: false }`
[INFO] [stdout] fe612eb8a2ae65e39b47facd91b4ba19a777201c808f858e389d9300361e63e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb817468aa555d1a0b611be9a8c61b6d58f3a2b5d6d61e0a2ea2d29bbfd1daf6
[INFO] running `Command { std: "docker" "start" "-a" "fb817468aa555d1a0b611be9a8c61b6d58f3a2b5d6d61e0a2ea2d29bbfd1daf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking objpool v0.2.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking ffi-pool v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:130:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | /     lazy_static! {
[INFO] [stdout] 131 | |         static ref POOL: CStringPool = CStringPool::new(128);
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "fb817468aa555d1a0b611be9a8c61b6d58f3a2b5d6d61e0a2ea2d29bbfd1daf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb817468aa555d1a0b611be9a8c61b6d58f3a2b5d6d61e0a2ea2d29bbfd1daf6", kill_on_drop: false }`
[INFO] [stdout] fb817468aa555d1a0b611be9a8c61b6d58f3a2b5d6d61e0a2ea2d29bbfd1daf6