[INFO] fetching crate sthash 0.2.8...
[INFO] checking sthash-0.2.8 against beta for pr-78714
[INFO] extracting crate sthash 0.2.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sthash 0.2.8 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 sthash 0.2.8
[INFO] finished tweaking crates.io crate sthash 0.2.8
[INFO] tweaked toml for crates.io crate sthash 0.2.8 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] 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] b982cb71a40e04f223a5f1e2c7efea1c898fbc002d037b5eabf4699869e55598
[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" "b982cb71a40e04f223a5f1e2c7efea1c898fbc002d037b5eabf4699869e55598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b982cb71a40e04f223a5f1e2c7efea1c898fbc002d037b5eabf4699869e55598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b982cb71a40e04f223a5f1e2c7efea1c898fbc002d037b5eabf4699869e55598", kill_on_drop: false }`
[INFO] [stdout] b982cb71a40e04f223a5f1e2c7efea1c898fbc002d037b5eabf4699869e55598
[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] 7114e6971c8e60569cafe1fda0ccf6bff80185a7d8186ef45531fb34395e39d0
[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" "7114e6971c8e60569cafe1fda0ccf6bff80185a7d8186ef45531fb34395e39d0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking sthash v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `new_varkey` found for struct `Hmac<Sha512>` in the current scope
[INFO] [stdout]   --> benches/benchmark.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let mut mac = Hmac::<Sha512>::new_varkey(b"key").unwrap();
[INFO] [stdout]    |                                   ^^^^^^^^^^ function or associated item not found in `Hmac<Sha512>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 1  | use hmac::NewMac;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `new_varkey` found for struct `Hmac<Sha256>` in the current scope
[INFO] [stdout]   --> benches/benchmark.rs:31:35
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut mac = Hmac::<Sha256>::new_varkey(b"key").unwrap();
[INFO] [stdout]    |                                   ^^^^^^^^^^ function or associated item not found in `Hmac<Sha256>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: the following trait is implemented but not in scope; perhaps add a `use` for it:
[INFO] [stdout]    |
[INFO] [stdout] 1  | use hmac::NewMac;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Mac`
[INFO] [stdout]  --> benches/benchmark.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use hmac::{Hmac, Mac};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sthash`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7114e6971c8e60569cafe1fda0ccf6bff80185a7d8186ef45531fb34395e39d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7114e6971c8e60569cafe1fda0ccf6bff80185a7d8186ef45531fb34395e39d0", kill_on_drop: false }`
[INFO] [stdout] 7114e6971c8e60569cafe1fda0ccf6bff80185a7d8186ef45531fb34395e39d0