[INFO] fetching crate hc128 0.1.6...
[INFO] checking hc128-0.1.6 against beta for pr-78714
[INFO] extracting crate hc128 0.1.6 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate hc128 0.1.6 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 hc128 0.1.6
[INFO] finished tweaking crates.io crate hc128 0.1.6
[INFO] tweaked toml for crates.io crate hc128 0.1.6 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 039a8fa51e602a8e546bff7aad68de859687bcd729d84bada339117f43d09167
[INFO] running `Command { std: "docker" "start" "-a" "039a8fa51e602a8e546bff7aad68de859687bcd729d84bada339117f43d09167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039a8fa51e602a8e546bff7aad68de859687bcd729d84bada339117f43d09167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039a8fa51e602a8e546bff7aad68de859687bcd729d84bada339117f43d09167", kill_on_drop: false }`
[INFO] [stdout] 039a8fa51e602a8e546bff7aad68de859687bcd729d84bada339117f43d09167
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dabf17c31c9b613e91340a6cc769f36f1899616164cb89f3ed42391ce4b56048
[INFO] running `Command { std: "docker" "start" "-a" "dabf17c31c9b613e91340a6cc769f36f1899616164cb89f3ed42391ce4b56048", kill_on_drop: false }`
[INFO] [stderr]     Checking hc128 v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> benches/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/bench.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static!{
[INFO] [stdout] 13 | |     static ref KEY: [u8; 16] = {
[INFO] [stdout] 14 | |         let mut key = [0; 16];
[INFO] [stdout] 15 | |         thread_rng().fill_bytes(&mut key);
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     };
[INFO] [stdout] 28 | | }
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/bench.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static!{
[INFO] [stdout] 13 | |     static ref KEY: [u8; 16] = {
[INFO] [stdout] 14 | |         let mut key = [0; 16];
[INFO] [stdout] 15 | |         thread_rng().fill_bytes(&mut key);
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     };
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> benches/bench.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / lazy_static!{
[INFO] [stdout] 13 | |     static ref KEY: [u8; 16] = {
[INFO] [stdout] 14 | |         let mut key = [0; 16];
[INFO] [stdout] 15 | |         thread_rng().fill_bytes(&mut key);
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     };
[INFO] [stdout] 28 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[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] error: aborting due to previous error; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hc128`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dabf17c31c9b613e91340a6cc769f36f1899616164cb89f3ed42391ce4b56048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dabf17c31c9b613e91340a6cc769f36f1899616164cb89f3ed42391ce4b56048", kill_on_drop: false }`
[INFO] [stdout] dabf17c31c9b613e91340a6cc769f36f1899616164cb89f3ed42391ce4b56048