[INFO] fetching crate balena-temen 0.5.7...
[INFO] checking balena-temen-0.5.7 against beta for pr-78714
[INFO] extracting crate balena-temen 0.5.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate balena-temen 0.5.7 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 balena-temen 0.5.7
[INFO] finished tweaking crates.io crate balena-temen 0.5.7
[INFO] tweaked toml for crates.io crate balena-temen 0.5.7 written to /workspace/builds/worker-8/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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c81dc52cdf55860ef2f6842733f407f8cade0975c3ad4a1ce5801663a820d82
[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" "3c81dc52cdf55860ef2f6842733f407f8cade0975c3ad4a1ce5801663a820d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c81dc52cdf55860ef2f6842733f407f8cade0975c3ad4a1ce5801663a820d82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c81dc52cdf55860ef2f6842733f407f8cade0975c3ad4a1ce5801663a820d82", kill_on_drop: false }`
[INFO] [stdout] 3c81dc52cdf55860ef2f6842733f407f8cade0975c3ad4a1ce5801663a820d82
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 5c298a0af05deae106ce3f355df6c7831d27ddb0dd02e62f3d6f7470aab0153c
[INFO] running `Command { std: "docker" "start" "-a" "5c298a0af05deae106ce3f355df6c7831d27ddb0dd02e62f3d6f7470aab0153c", kill_on_drop: false }`
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking balena-temen v0.5.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:256:34
[INFO] [stdout]     |
[INFO] [stdout] 256 |     fn source(&self) -> Option<&(error::Error + 'static)> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:256:34
[INFO] [stdout]     |
[INFO] [stdout] 256 |     fn source(&self) -> Option<&(error::Error + 'static)> {
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.58s
[INFO] running `Command { std: "docker" "inspect" "5c298a0af05deae106ce3f355df6c7831d27ddb0dd02e62f3d6f7470aab0153c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c298a0af05deae106ce3f355df6c7831d27ddb0dd02e62f3d6f7470aab0153c", kill_on_drop: false }`
[INFO] [stdout] 5c298a0af05deae106ce3f355df6c7831d27ddb0dd02e62f3d6f7470aab0153c