[INFO] fetching crate fd-passing 0.0.1...
[INFO] checking fd-passing-0.0.1 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate fd-passing 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fd-passing 0.0.1 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fd-passing 0.0.1
[INFO] finished tweaking crates.io crate fd-passing 0.0.1
[INFO] tweaked toml for crates.io crate fd-passing 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11bc0611bacde778b297c72c2a2a324ae6b2d6777e88f5d4f324574a4714b6a7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "11bc0611bacde778b297c72c2a2a324ae6b2d6777e88f5d4f324574a4714b6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11bc0611bacde778b297c72c2a2a324ae6b2d6777e88f5d4f324574a4714b6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bc0611bacde778b297c72c2a2a324ae6b2d6777e88f5d4f324574a4714b6a7", kill_on_drop: false }`
[INFO] [stdout] 11bc0611bacde778b297c72c2a2a324ae6b2d6777e88f5d4f324574a4714b6a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f47510dcc23f844bb5f22f229726a4bbd6e5f7f8e849a4f4b2f7216b51672c2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f47510dcc23f844bb5f22f229726a4bbd6e5f7f8e849a4f4b2f7216b51672c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fd-passing v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     gcc::compile_library("libfd_passing_consts.a", &["ffi/consts.c"])
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/utils.rs:47:35
[INFO] [stdout]    |
[INFO] [stdout] 47 |                      *data.offset((pos as isize)),
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] running `Command { std: "docker" "inspect" "6f47510dcc23f844bb5f22f229726a4bbd6e5f7f8e849a4f4b2f7216b51672c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f47510dcc23f844bb5f22f229726a4bbd6e5f7f8e849a4f4b2f7216b51672c2", kill_on_drop: false }`
[INFO] [stdout] 6f47510dcc23f844bb5f22f229726a4bbd6e5f7f8e849a4f4b2f7216b51672c2