[INFO] fetching crate blake2-rfc_bellman_edition 0.0.1...
[INFO] checking blake2-rfc_bellman_edition-0.0.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate blake2-rfc_bellman_edition 0.0.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate blake2-rfc_bellman_edition 0.0.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blake2-rfc_bellman_edition 0.0.1
[INFO] finished tweaking crates.io crate blake2-rfc_bellman_edition 0.0.1
[INFO] tweaked toml for crates.io crate blake2-rfc_bellman_edition 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c0667cc0654818fbc3111f4c5b5081af9233411d0f3921a608d4103bf5cc421
[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" "4c0667cc0654818fbc3111f4c5b5081af9233411d0f3921a608d4103bf5cc421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c0667cc0654818fbc3111f4c5b5081af9233411d0f3921a608d4103bf5cc421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0667cc0654818fbc3111f4c5b5081af9233411d0f3921a608d4103bf5cc421", kill_on_drop: false }`
[INFO] [stdout] 4c0667cc0654818fbc3111f4c5b5081af9233411d0f3921a608d4103bf5cc421
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "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] 3aff1670f576b7d3da9a91b515bdce8a9f6d2e091bd4d783866f69a3ddd4615f
[INFO] running `Command { std: "docker" "start" "-a" "3aff1670f576b7d3da9a91b515bdce8a9f6d2e091bd4d783866f69a3ddd4615f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking blake2-rfc_bellman_edition v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `blake2-rfc_bellman_edition`
[INFO] [stdout] error[E0463]: can't find crate for `blake2_rfc`
[INFO] [stdout]  --> benches/blake2b.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate blake2_rfc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0463]: can't find crate for `blake2_rfc`
[INFO] [stdout]  --> benches/blake2s.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate blake2_rfc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3aff1670f576b7d3da9a91b515bdce8a9f6d2e091bd4d783866f69a3ddd4615f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aff1670f576b7d3da9a91b515bdce8a9f6d2e091bd4d783866f69a3ddd4615f", kill_on_drop: false }`
[INFO] [stdout] 3aff1670f576b7d3da9a91b515bdce8a9f6d2e091bd4d783866f69a3ddd4615f