[INFO] fetching crate cfgmap 0.4.0...
[INFO] checking cfgmap-0.4.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate cfgmap 0.4.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate cfgmap 0.4.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfgmap 0.4.0
[INFO] finished tweaking crates.io crate cfgmap 0.4.0
[INFO] tweaked toml for crates.io crate cfgmap 0.4.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c35ef92465784046014e25f4a5f23b3345d1e04f08eb389f04bb2f5c0c10386
[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" "5c35ef92465784046014e25f4a5f23b3345d1e04f08eb389f04bb2f5c0c10386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c35ef92465784046014e25f4a5f23b3345d1e04f08eb389f04bb2f5c0c10386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c35ef92465784046014e25f4a5f23b3345d1e04f08eb389f04bb2f5c0c10386", kill_on_drop: false }`
[INFO] [stdout] 5c35ef92465784046014e25f4a5f23b3345d1e04f08eb389f04bb2f5c0c10386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e244f19f733a4d6a83b564e7a46a2a79a65757a79ad8dba4c3236c71d5df677
[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" "6e244f19f733a4d6a83b564e7a46a2a79a65757a79ad8dba4c3236c71d5df677", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfgmap v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::prelude::*`
[INFO] [stdout]     --> src/cfgmap.rs:1010:9
[INFO] [stdout]      |
[INFO] [stdout] 1010 |     use crate::prelude::*;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_imports)]` 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 0.93s
[INFO] running `Command { std: "docker" "inspect" "6e244f19f733a4d6a83b564e7a46a2a79a65757a79ad8dba4c3236c71d5df677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e244f19f733a4d6a83b564e7a46a2a79a65757a79ad8dba4c3236c71d5df677", kill_on_drop: false }`
[INFO] [stdout] 6e244f19f733a4d6a83b564e7a46a2a79a65757a79ad8dba4c3236c71d5df677