[INFO] fetching crate cascara 0.1.0...
[INFO] checking cascara-0.1.0 against beta for pr-78714
[INFO] extracting crate cascara 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate cascara 0.1.0 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 cascara 0.1.0
[INFO] finished tweaking crates.io crate cascara 0.1.0
[INFO] tweaked toml for crates.io crate cascara 0.1.0 written to /workspace/builds/worker-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 6478901ed1aa59799e38098ce82f56a231f252d0b388d48b54bad4201715f7ad
[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" "6478901ed1aa59799e38098ce82f56a231f252d0b388d48b54bad4201715f7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6478901ed1aa59799e38098ce82f56a231f252d0b388d48b54bad4201715f7ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6478901ed1aa59799e38098ce82f56a231f252d0b388d48b54bad4201715f7ad", kill_on_drop: false }`
[INFO] [stdout] 6478901ed1aa59799e38098ce82f56a231f252d0b388d48b54bad4201715f7ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c7fb707e743385be28d7ddd84edad7a92c3f7ef3414dff971c841cb11aacccb9
[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" "c7fb707e743385be28d7ddd84edad7a92c3f7ef3414dff971c841cb11aacccb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking probabilistic-collections v0.7.0
[INFO] [stderr]     Checking cascara v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/cache.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> benches/cache.rs:13:25
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut cache = Cache::new(100, 200);
[INFO] [stdout]    |                         ^^^^^^^^^^ ---  --- supplied 2 arguments
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]   --> benches/cache.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let mut cache = Cache::new(100, 200);
[INFO] [stdout]    |                     ^^^^^^^^^^ ---  --- supplied 2 arguments
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cascara`
[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" "c7fb707e743385be28d7ddd84edad7a92c3f7ef3414dff971c841cb11aacccb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fb707e743385be28d7ddd84edad7a92c3f7ef3414dff971c841cb11aacccb9", kill_on_drop: false }`
[INFO] [stdout] c7fb707e743385be28d7ddd84edad7a92c3f7ef3414dff971c841cb11aacccb9