[INFO] fetching crate mles-utils 1.1.5...
[INFO] checking mles-utils-1.1.5 against beta for pr-78714
[INFO] extracting crate mles-utils 1.1.5 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mles-utils 1.1.5 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 mles-utils 1.1.5
[INFO] finished tweaking crates.io crate mles-utils 1.1.5
[INFO] tweaked toml for crates.io crate mles-utils 1.1.5 written to /workspace/builds/worker-0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 77286a41f1dd8899400de0e5b46a61c99bd2d3fff571ea85b3cf3f767ed6574f
[INFO] running `Command { std: "docker" "start" "-a" "77286a41f1dd8899400de0e5b46a61c99bd2d3fff571ea85b3cf3f767ed6574f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77286a41f1dd8899400de0e5b46a61c99bd2d3fff571ea85b3cf3f767ed6574f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77286a41f1dd8899400de0e5b46a61c99bd2d3fff571ea85b3cf3f767ed6574f", kill_on_drop: false }`
[INFO] [stdout] 77286a41f1dd8899400de0e5b46a61c99bd2d3fff571ea85b3cf3f767ed6574f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9586565e8ba6173593ad8607c15c60923a384f9ac27aef4664fee9a37863d387
[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" "9586565e8ba6173593ad8607c15c60923a384f9ac27aef4664fee9a37863d387", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking mles-utils v1.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/transcode.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> benches/transcode.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 |         b.iter(|| orig_msg.encode(&orig_msg));
[INFO] [stdout]    |                            ^^^^^^ --------- supplied 1 argument
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 0 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> benches/transcode.rs:25:36
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let encoded_msg = orig_msg.encode(&orig_msg);
[INFO] [stdout]    |                                    ^^^^^^ --------- supplied 1 argument
[INFO] [stdout]    |                                    |
[INFO] [stdout]    |                                    expected 0 arguments
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/sipbencher.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mles-utils`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `decode` found for struct `Vec<u8>` in the current scope
[INFO] [stdout]   --> benches/transcode.rs:26:31
[INFO] [stdout]    |
[INFO] [stdout] 26 |         b.iter(|| encoded_msg.decode(&encoded_msg));
[INFO] [stdout]    |                               ^^^^^^ method not found in `Vec<u8>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9586565e8ba6173593ad8607c15c60923a384f9ac27aef4664fee9a37863d387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9586565e8ba6173593ad8607c15c60923a384f9ac27aef4664fee9a37863d387", kill_on_drop: false }`
[INFO] [stdout] 9586565e8ba6173593ad8607c15c60923a384f9ac27aef4664fee9a37863d387