[INFO] fetching crate uuid-b64 0.1.1...
[INFO] checking uuid-b64-0.1.1 against beta for pr-78714
[INFO] extracting crate uuid-b64 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uuid-b64 0.1.1 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uuid-b64 0.1.1
[INFO] finished tweaking crates.io crate uuid-b64 0.1.1
[INFO] tweaked toml for crates.io crate uuid-b64 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b858cec035c46b5564fbe74d7c8167a468e8ef145d074eba6fef87220da5fae
[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" "5b858cec035c46b5564fbe74d7c8167a468e8ef145d074eba6fef87220da5fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b858cec035c46b5564fbe74d7c8167a468e8ef145d074eba6fef87220da5fae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b858cec035c46b5564fbe74d7c8167a468e8ef145d074eba6fef87220da5fae", kill_on_drop: false }`
[INFO] [stdout] 5b858cec035c46b5564fbe74d7c8167a468e8ef145d074eba6fef87220da5fae
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67537251b4b313b132ac87bfcfb4f25e3e90e9bfc4a59d607f8a2a804d4c8962
[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" "67537251b4b313b132ac87bfcfb4f25e3e90e9bfc4a59d607f8a2a804d4c8962", kill_on_drop: false }`
[INFO] [stderr] warning: `default-features = [".."]` was found in [features]. Did you mean to use `default = [".."]`?
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling pq-sys v0.4.6
[INFO] [stderr]     Checking inlinable_string v0.1.11
[INFO] [stderr]     Checking base64 v0.8.0
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]     Checking uuid-b64 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | / lazy_static! {
[INFO] [stdout] 129 | |     static ref B64_CONFIG: Config = Config::new(
[INFO] [stdout] 130 | |         CharacterSet::UrlSafe,
[INFO] [stdout] 131 | |         false, // pad?
[INFO] [stdout] ...   |
[INFO] [stdout] 134 | |     );
[INFO] [stdout] 135 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling diesel_derives v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking diesel v1.4.5
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/stringify.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `uuid-b64`
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:128:1
[INFO] [stdout]     |
[INFO] [stdout] 128 | / lazy_static! {
[INFO] [stdout] 129 | |     static ref B64_CONFIG: Config = Config::new(
[INFO] [stdout] 130 | |         CharacterSet::UrlSafe,
[INFO] [stdout] 131 | |         false, // pad?
[INFO] [stdout] ...   |
[INFO] [stdout] 134 | |     );
[INFO] [stdout] 135 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "67537251b4b313b132ac87bfcfb4f25e3e90e9bfc4a59d607f8a2a804d4c8962", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67537251b4b313b132ac87bfcfb4f25e3e90e9bfc4a59d607f8a2a804d4c8962", kill_on_drop: false }`
[INFO] [stdout] 67537251b4b313b132ac87bfcfb4f25e3e90e9bfc4a59d607f8a2a804d4c8962