[INFO] cloning repository https://github.com/mhallin/loadbalancer-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhallin/loadbalancer-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Floadbalancer-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Floadbalancer-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a8713f76f54c3eb249a0366a07fd380b4a7424bc
[INFO] checking mhallin/loadbalancer-rs against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Floadbalancer-rs" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhallin/loadbalancer-rs on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhallin/loadbalancer-rs
[INFO] finished tweaking git repo https://github.com/mhallin/loadbalancer-rs
[INFO] tweaked toml for git repo https://github.com/mhallin/loadbalancer-rs written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate git repo https://github.com/mhallin/loadbalancer-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d44d0cd22edd364196e77de5e98eb85419c537b47f9c2e3ffb5ff9d2c5461ce
[INFO] running `Command { std: "docker" "start" "-a" "9d44d0cd22edd364196e77de5e98eb85419c537b47f9c2e3ffb5ff9d2c5461ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d44d0cd22edd364196e77de5e98eb85419c537b47f9c2e3ffb5ff9d2c5461ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d44d0cd22edd364196e77de5e98eb85419c537b47f9c2e3ffb5ff9d2c5461ce", kill_on_drop: false }`
[INFO] [stdout] 9d44d0cd22edd364196e77de5e98eb85419c537b47f9c2e3ffb5ff9d2c5461ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d374db75ccf41fe900b2261024e533a11dd5d3de361135888d4f2b8da2b9c08c
[INFO] running `Command { std: "docker" "start" "-a" "d374db75ccf41fe900b2261024e533a11dd5d3de361135888d4f2b8da2b9c08c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.1.10
[INFO] [stderr]     Checking regex-syntax v0.2.2
[INFO] [stderr]     Checking bitflags v0.1.1
[INFO] [stderr]     Checking bitflags v0.3.2
[INFO] [stderr]     Checking bytes v0.2.11
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking strsim v0.4.0
[INFO] [stderr]     Checking ansi_term v0.6.3
[INFO] [stderr]     Checking slab v0.1.2
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking memchr v0.1.6
[INFO] [stderr]     Checking log v0.3.2
[INFO] [stderr]     Checking clock_ticks v0.0.5
[INFO] [stderr]     Checking nix v0.3.9
[INFO] [stderr]     Checking winapi v0.1.23
[INFO] [stderr]     Checking clap v1.4.5
[INFO] [stderr]     Checking aho-corasick v0.3.4
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.3.9/src/sched.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |         ffi::clone(mem::transmute(callback), ptr as *mut c_void, flags, &mut cb)
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: source type: for<'r> extern "C" fn(*mut Box<(dyn FnMut() -> isize + 'r)>) -> i32 {callback}
[INFO] [stdout]     = note: target type: *const for<'r> extern "C" fn(*const Box<(dyn FnMut() -> isize + 'r)>) -> i32
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0591`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nix` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d374db75ccf41fe900b2261024e533a11dd5d3de361135888d4f2b8da2b9c08c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d374db75ccf41fe900b2261024e533a11dd5d3de361135888d4f2b8da2b9c08c", kill_on_drop: false }`
[INFO] [stdout] d374db75ccf41fe900b2261024e533a11dd5d3de361135888d4f2b8da2b9c08c