[INFO] cloning repository https://github.com/Jengamon/ROA
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jengamon/ROA" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJengamon%2FROA", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJengamon%2FROA'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd2eb6b30902eaf73ed5408b1b897855617fe4cf
[INFO] checking Jengamon/ROA against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJengamon%2FROA" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jengamon/ROA on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jengamon/ROA
[INFO] finished tweaking git repo https://github.com/Jengamon/ROA
[INFO] tweaked toml for git repo https://github.com/Jengamon/ROA written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Jengamon/ROA already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e9a5fa7f56aabcd8e26b415f6d641df308c81a6e429e38b6b0446d5eac64ce9
[INFO] running `Command { std: "docker" "start" "-a" "1e9a5fa7f56aabcd8e26b415f6d641df308c81a6e429e38b6b0446d5eac64ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e9a5fa7f56aabcd8e26b415f6d641df308c81a6e429e38b6b0446d5eac64ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e9a5fa7f56aabcd8e26b415f6d641df308c81a6e429e38b6b0446d5eac64ce9", kill_on_drop: false }`
[INFO] [stdout] 1e9a5fa7f56aabcd8e26b415f6d641df308c81a6e429e38b6b0446d5eac64ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19b9bf94390a8c117753c3f3631fa7ab3831bc7416e37a493f22308a448429f5
[INFO] running `Command { std: "docker" "start" "-a" "19b9bf94390a8c117753c3f3631fa7ab3831bc7416e37a493f22308a448429f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.17
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking rustc-serialize v0.3.21
[INFO] [stderr]     Checking lazy_static v0.2.2
[INFO] [stderr]    Compiling phf_shared v0.7.19
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling serde v0.8.18
[INFO] [stderr]    Compiling gcc v0.3.38
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling khronos_api v1.0.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking odds v0.2.24
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking slog v1.3.0
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking linked-hash-map v0.0.10
[INFO] [stderr]     Checking unicode-width v0.1.3
[INFO] [stderr]     Checking unicode-normalization v0.1.2
[INFO] [stderr]     Checking log v0.3.6
[INFO] [stderr]     Checking strsim v0.5.1
[INFO] [stderr]     Checking vec_map v0.6.0
[INFO] [stderr]     Checking unicode-segmentation v0.1.2
[INFO] [stderr]     Checking itoa v0.1.1
[INFO] [stderr]     Checking ieee754 v0.2.1
[INFO] [stderr]     Checking dtoa v0.2.2
[INFO] [stderr]     Checking inflate v0.1.1
[INFO] [stderr]     Checking color_quant v1.0.0
[INFO] [stderr]     Checking atom v0.3.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.7
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking threadpool v1.3.2
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]     Checking hound v1.1.0
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking num-integer v0.1.32
[INFO] [stderr]    Compiling x11-dl v2.11.0
[INFO] [stderr]    Compiling alsa-sys v0.1.0
[INFO] [stderr]     Checking ogg v0.4.0
[INFO] [stderr]     Checking crc v1.3.0
[INFO] [stderr]    Compiling phf v0.7.19
[INFO] [stderr]    Compiling rand v0.3.14
[INFO] [stderr]    Compiling xml-rs v0.3.4
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking term_size v0.2.1
[INFO] [stderr]     Checking num_cpus v1.1.0
[INFO] [stderr]     Checking isatty v0.1.1
[INFO] [stderr]     Checking futures v0.1.3
[INFO] [stderr]     Checking gif v0.9.0
[INFO] [stderr]     Checking stb_truetype v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling ole32-sys v0.2.0
[INFO] [stdout] error[E0277]: `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/slog-1.3.0/src/ser.rs:228:6
[INFO] [stdout]     |
[INFO] [stdout] 120 | pub trait SyncSerialize: Send + Sync + 'static + Serialize {}
[INFO] [stdout]     |                                 ---- required by this bound in `SyncSerialize`
[INFO] [stdout] ...
[INFO] [stdout] 228 | impl SyncSerialize for fmt::Arguments<'static> {}
[INFO] [stdout]     |      ^^^^^^^^^^^^^ `core::fmt::Opaque` cannot be shared between threads safely
[INFO] [stdout]     |
[INFO] [stdout]     = help: within `Arguments<'static>`, the trait `Sync` is not implemented for `core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `&'static core::fmt::Opaque`
[INFO] [stdout]     = note: required because it appears within the type `ArgumentV1<'static>`
[INFO] [stdout]     = note: required because it appears within the type `[ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `&'static [ArgumentV1<'static>]`
[INFO] [stdout]     = note: required because it appears within the type `Arguments<'static>`
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slog`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "19b9bf94390a8c117753c3f3631fa7ab3831bc7416e37a493f22308a448429f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b9bf94390a8c117753c3f3631fa7ab3831bc7416e37a493f22308a448429f5", kill_on_drop: false }`
[INFO] [stdout] 19b9bf94390a8c117753c3f3631fa7ab3831bc7416e37a493f22308a448429f5