[INFO] cloning repository https://github.com/nokaa/viewer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nokaa/viewer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnokaa%2Fviewer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnokaa%2Fviewer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 264d0beb1c9308ec55848689dc219ebd57e076fd
[INFO] checking nokaa/viewer against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnokaa%2Fviewer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nokaa/viewer on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nokaa/viewer
[INFO] finished tweaking git repo https://github.com/nokaa/viewer
[INFO] tweaked toml for git repo https://github.com/nokaa/viewer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nokaa/viewer 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Syntaf/fe-rustty.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gag v0.1.9
[INFO] [stderr]   Downloaded term v0.2.14
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded kernel32-sys v0.2.1
[INFO] [stderr]   Downloaded ansi_term v0.7.2
[INFO] [stderr]   Downloaded clap v1.5.5
[INFO] [stderr]   Downloaded vec_map v0.4.0
[INFO] [stderr]   Downloaded tempfile v2.1.1
[INFO] [stderr]   Downloaded nix v0.4.2
[INFO] [stderr]   Downloaded winapi v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be353b4cb9d365e7e179df2cb088ebd69bc53f8af085e52a6ba4116d5397e65d
[INFO] running `Command { std: "docker" "start" "-a" "be353b4cb9d365e7e179df2cb088ebd69bc53f8af085e52a6ba4116d5397e65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be353b4cb9d365e7e179df2cb088ebd69bc53f8af085e52a6ba4116d5397e65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be353b4cb9d365e7e179df2cb088ebd69bc53f8af085e52a6ba4116d5397e65d", kill_on_drop: false }`
[INFO] [stdout] be353b4cb9d365e7e179df2cb088ebd69bc53f8af085e52a6ba4116d5397e65d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e072ebd7c1437de6674361c69443fc13b6e66eb0b1890dee8639d9cee370d6be
[INFO] running `Command { std: "docker" "start" "-a" "e072ebd7c1437de6674361c69443fc13b6e66eb0b1890dee8639d9cee370d6be", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking winapi v0.2.6
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking ansi_term v0.7.2
[INFO] [stderr]     Checking lazy_static v0.1.15
[INFO] [stderr]     Checking strsim v0.4.0
[INFO] [stderr]     Checking vec_map v0.4.0
[INFO] [stderr]     Checking clap v1.5.5
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]     Checking nix v0.4.2
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling tempfile v2.1.1
[INFO] [stderr]     Checking term v0.2.14
[INFO] [stdout] error[E0591]: can't transmute zero-sized type
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/nix-0.4.2/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<'a> extern "C" fn(*mut Box<(dyn FnMut() -> isize + 'a)>) -> i32 {callback}
[INFO] [stdout]     = note: target type: *const for<'a> extern "C" fn(*const Box<(dyn FnMut() -> isize + 'a)>) -> i32
[INFO] [stdout]     = help: cast with `as` to a pointer instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking gag v0.1.9
[INFO] [stdout] error: aborting due to 1 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` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e072ebd7c1437de6674361c69443fc13b6e66eb0b1890dee8639d9cee370d6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e072ebd7c1437de6674361c69443fc13b6e66eb0b1890dee8639d9cee370d6be", kill_on_drop: false }`
[INFO] [stdout] e072ebd7c1437de6674361c69443fc13b6e66eb0b1890dee8639d9cee370d6be