[INFO] fetching crate cose 0.1.4...
[INFO] checking cose-0.1.4 against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] extracting crate cose 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cose 0.1.4 on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4148d4e87f0132e67323463293172f0f6afb769fbc35b08f06d2657ffbb72e2
[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" "a4148d4e87f0132e67323463293172f0f6afb769fbc35b08f06d2657ffbb72e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4148d4e87f0132e67323463293172f0f6afb769fbc35b08f06d2657ffbb72e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4148d4e87f0132e67323463293172f0f6afb769fbc35b08f06d2657ffbb72e2", kill_on_drop: false }`
[INFO] [stdout] a4148d4e87f0132e67323463293172f0f6afb769fbc35b08f06d2657ffbb72e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05d8fa3c480fcaeaf9e18680d001d5d9390398b70b01428f58c88843f2a9ca9a
[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" "05d8fa3c480fcaeaf9e18680d001d5d9390398b70b01428f58c88843f2a9ca9a", 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 1.59s
[INFO] running `Command { std: "docker" "inspect" "05d8fa3c480fcaeaf9e18680d001d5d9390398b70b01428f58c88843f2a9ca9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05d8fa3c480fcaeaf9e18680d001d5d9390398b70b01428f58c88843f2a9ca9a", kill_on_drop: false }`
[INFO] [stdout] 05d8fa3c480fcaeaf9e18680d001d5d9390398b70b01428f58c88843f2a9ca9a