[INFO] fetching crate siphash 0.0.5...
[INFO] checking siphash-0.0.5 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate siphash 0.0.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate siphash 0.0.5 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate siphash 0.0.5
[INFO] finished tweaking crates.io crate siphash 0.0.5
[INFO] tweaked toml for crates.io crate siphash 0.0.5 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b5de34e02826603892ed7a4010bf51e17fe187fe4dd6a84d5820bc909b8129b
[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" "0b5de34e02826603892ed7a4010bf51e17fe187fe4dd6a84d5820bc909b8129b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b5de34e02826603892ed7a4010bf51e17fe187fe4dd6a84d5820bc909b8129b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5de34e02826603892ed7a4010bf51e17fe187fe4dd6a84d5820bc909b8129b", kill_on_drop: false }`
[INFO] [stdout] 0b5de34e02826603892ed7a4010bf51e17fe187fe4dd6a84d5820bc909b8129b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c896b7d04b534e4854c801a2ed37b44b2fe8df8f647d5645f60b0578b50c14d
[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" "4c896b7d04b534e4854c801a2ed37b44b2fe8df8f647d5645f60b0578b50c14d", kill_on_drop: false }`
[INFO] [stderr]     Checking siphash v0.0.5 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Slice` in module `core::raw`
[INFO] [stdout]   --> src/lib.rs:56:34
[INFO] [stdout]    |
[INFO] [stdout] 56 |             transmute(core::raw::Slice {
[INFO] [stdout]    |                                  ^^^^^ not found in `core::raw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin, no_std, raw)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![cfg_attr(not(test), feature(core_slice_ext))]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Slice` in module `core::raw`
[INFO] [stdout]   --> src/lib.rs:56:34
[INFO] [stdout]    |
[INFO] [stdout] 56 |             transmute(core::raw::Slice {
[INFO] [stdout]    |                                  ^^^^^ not found in `core::raw`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(plugin, no_std, raw)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `siphash`.
[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] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4c896b7d04b534e4854c801a2ed37b44b2fe8df8f647d5645f60b0578b50c14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c896b7d04b534e4854c801a2ed37b44b2fe8df8f647d5645f60b0578b50c14d", kill_on_drop: false }`
[INFO] [stdout] 4c896b7d04b534e4854c801a2ed37b44b2fe8df8f647d5645f60b0578b50c14d
