[INFO] fetching crate lru-cache-macros 0.3.1...
[INFO] checking lru-cache-macros-0.3.1 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] extracting crate lru-cache-macros 0.3.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate lru-cache-macros 0.3.1 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lru-cache-macros 0.3.1
[INFO] finished tweaking crates.io crate lru-cache-macros 0.3.1
[INFO] tweaked toml for crates.io crate lru-cache-macros 0.3.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27a1a5db013508a187bb1ef3a12d235039914224db976029a1d8447441ced0d5
[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" "27a1a5db013508a187bb1ef3a12d235039914224db976029a1d8447441ced0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a1a5db013508a187bb1ef3a12d235039914224db976029a1d8447441ced0d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a1a5db013508a187bb1ef3a12d235039914224db976029a1d8447441ced0d5", kill_on_drop: false }`
[INFO] [stdout] 27a1a5db013508a187bb1ef3a12d235039914224db976029a1d8447441ced0d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fb8e4dc71c07b00d80e2588884efc30470e591de7df079568341fa325035599
[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" "5fb8e4dc71c07b00d80e2588884efc30470e591de7df079568341fa325035599", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking lru-cache-macros v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | #![feature(extern_crate_item_prelude)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | #![feature(extern_crate_item_prelude)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:178:12
[INFO] [stdout]     |
[INFO] [stdout] 178 | #![feature(extern_crate_item_prelude)]
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.97s
[INFO] running `Command { std: "docker" "inspect" "5fb8e4dc71c07b00d80e2588884efc30470e591de7df079568341fa325035599", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb8e4dc71c07b00d80e2588884efc30470e591de7df079568341fa325035599", kill_on_drop: false }`
[INFO] [stdout] 5fb8e4dc71c07b00d80e2588884efc30470e591de7df079568341fa325035599