[INFO] fetching crate rust-scrypt 1.3.0...
[INFO] checking rust-scrypt-1.3.0 against beta for pr-78714
[INFO] extracting crate rust-scrypt 1.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust-scrypt 1.3.0 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 rust-scrypt 1.3.0
[INFO] finished tweaking crates.io crate rust-scrypt 1.3.0
[INFO] tweaked toml for crates.io crate rust-scrypt 1.3.0 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]     Blocking waiting for file lock on package cache
[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] 7d297a2a800cb944d123891176be76ab650a38b08b02e942dbfce88e92c67357
[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" "7d297a2a800cb944d123891176be76ab650a38b08b02e942dbfce88e92c67357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d297a2a800cb944d123891176be76ab650a38b08b02e942dbfce88e92c67357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d297a2a800cb944d123891176be76ab650a38b08b02e942dbfce88e92c67357", kill_on_drop: false }`
[INFO] [stdout] 7d297a2a800cb944d123891176be76ab650a38b08b02e942dbfce88e92c67357
[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] 116c060fc526fdc85d33892b0965ab6f11a3965d264510be2cc0e8f79dc019d0
[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" "116c060fc526fdc85d33892b0965ab6f11a3965d264510be2cc0e8f79dc019d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-scrypt v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `gcc::Build`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     gcc::Build::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     gcc::Build::new()
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: ext/scrypt/warnp.c: In function 'warnp_setprogname':
[INFO] [stderr] warning: ext/scrypt/warnp.c:39:9: warning: implicit declaration of function 'strdup'; did you mean 'strcmp'? [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    39 |  name = strdup(p);
[INFO] [stderr] warning:       |         ^~~~~~
[INFO] [stderr] warning:       |         strcmp
[INFO] [stderr] warning: ext/scrypt/warnp.c:39:7: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
[INFO] [stderr] warning:    39 |  name = strdup(p);
[INFO] [stderr] warning:       |       ^
[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] 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] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: ext/scrypt/warnp.c: In function 'warnp_setprogname':
[INFO] [stderr] warning: ext/scrypt/warnp.c:39:9: warning: implicit declaration of function 'strdup'; did you mean 'strcmp'? [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    39 |  name = strdup(p);
[INFO] [stderr] warning:       |         ^~~~~~
[INFO] [stderr] warning:       |         strcmp
[INFO] [stderr] warning: ext/scrypt/warnp.c:39:7: warning: assignment to 'char *' from 'int' makes pointer from integer without a cast [-Wint-conversion]
[INFO] [stderr] warning:    39 |  name = strdup(p);
[INFO] [stderr] warning:       |       ^
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `rust-scrypt`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "116c060fc526fdc85d33892b0965ab6f11a3965d264510be2cc0e8f79dc019d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116c060fc526fdc85d33892b0965ab6f11a3965d264510be2cc0e8f79dc019d0", kill_on_drop: false }`
[INFO] [stdout] 116c060fc526fdc85d33892b0965ab6f11a3965d264510be2cc0e8f79dc019d0