[INFO] cloning repository https://github.com/Hyperchaotic/weectrl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hyperchaotic/weectrl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperchaotic%2Fweectrl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperchaotic%2Fweectrl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdbb0c38408d02bb898d68340e972e480e1131e0
[INFO] testing Hyperchaotic/weectrl against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHyperchaotic%2Fweectrl" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hyperchaotic/weectrl on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hyperchaotic/weectrl
[INFO] finished tweaking git repo https://github.com/Hyperchaotic/weectrl
[INFO] tweaked toml for git repo https://github.com/Hyperchaotic/weectrl written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Hyperchaotic/weectrl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44fc0bde1958f3946e4c2462e4f01055c0f5128234402796cd9e1ae58d5c0376
[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" "44fc0bde1958f3946e4c2462e4f01055c0f5128234402796cd9e1ae58d5c0376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44fc0bde1958f3946e4c2462e4f01055c0f5128234402796cd9e1ae58d5c0376", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44fc0bde1958f3946e4c2462e4f01055c0f5128234402796cd9e1ae58d5c0376", kill_on_drop: false }`
[INFO] [stdout] 44fc0bde1958f3946e4c2462e4f01055c0f5128234402796cd9e1ae58d5c0376
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7edfa812135f616551c42843c1b74fc8fc44f86fc6ca42fa950675be4182b36
[INFO] running `Command { std: "docker" "start" "-a" "f7edfa812135f616551c42843c1b74fc8fc44f86fc6ca42fa950675be4182b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling rustc-serialize v0.3.22
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling slog v1.5.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.3
[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-1.5.0/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" "f7edfa812135f616551c42843c1b74fc8fc44f86fc6ca42fa950675be4182b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7edfa812135f616551c42843c1b74fc8fc44f86fc6ca42fa950675be4182b36", kill_on_drop: false }`
[INFO] [stdout] f7edfa812135f616551c42843c1b74fc8fc44f86fc6ca42fa950675be4182b36