[INFO] fetching crate cose 0.1.4...
[INFO] checking cose-0.1.4 against beta for pr-78714
[INFO] extracting crate cose 0.1.4 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate cose 0.1.4 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 cose 0.1.4
[INFO] finished tweaking crates.io crate cose 0.1.4
[INFO] tweaked toml for crates.io crate cose 0.1.4 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 123a7569ad3f22bbfa28b82f45e1ec5d36f9b98c2329c8900f3941c45a7a4101
[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" "123a7569ad3f22bbfa28b82f45e1ec5d36f9b98c2329c8900f3941c45a7a4101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "123a7569ad3f22bbfa28b82f45e1ec5d36f9b98c2329c8900f3941c45a7a4101", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "123a7569ad3f22bbfa28b82f45e1ec5d36f9b98c2329c8900f3941c45a7a4101", kill_on_drop: false }`
[INFO] [stdout] 123a7569ad3f22bbfa28b82f45e1ec5d36f9b98c2329c8900f3941c45a7a4101
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 87589986a9fa737bb9aac30c44e32c40cca60fe66190b982a3e29a2a255e7282
[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" "87589986a9fa737bb9aac30c44e32c40cca60fe66190b982a3e29a2a255e7282", kill_on_drop: false }`
[INFO] [stderr]    Compiling cose v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking moz_cbor v0.1.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> examples/sign_verify/test_setup.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::sync::{ONCE_INIT, Once};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]  --> examples/sign_verify/test_setup.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | static START: Once = ONCE_INIT;
[INFO] [stdout]   |                      ^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "87589986a9fa737bb9aac30c44e32c40cca60fe66190b982a3e29a2a255e7282", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87589986a9fa737bb9aac30c44e32c40cca60fe66190b982a3e29a2a255e7282", kill_on_drop: false }`
[INFO] [stdout] 87589986a9fa737bb9aac30c44e32c40cca60fe66190b982a3e29a2a255e7282