[INFO] fetching crate functiontrace-server 0.1.2...
[INFO] checking functiontrace-server-0.1.2 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate functiontrace-server 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate functiontrace-server 0.1.2 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate functiontrace-server 0.1.2
[INFO] finished tweaking crates.io crate functiontrace-server 0.1.2
[INFO] tweaked toml for crates.io crate functiontrace-server 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate functiontrace-server 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50b5db370148cf307ff0d8493ad38855db23aab5bb003d7e8cf2cb32f7d9d667
[INFO] running `"docker" "start" "-a" "50b5db370148cf307ff0d8493ad38855db23aab5bb003d7e8cf2cb32f7d9d667"`
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling serde_repr v0.1.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking indexmap v1.3.2
[INFO] [stderr]     Checking rmp-serde v0.14.3
[INFO] [stderr]     Checking paste v0.1.10
[INFO] [stderr]     Checking functiontrace-server v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `GarbageCollection`
[INFO] [stderr]   --> src/profile_generator.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     GarbageCollection,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GarbageCollection`
[INFO] [stderr]   --> src/profile_generator.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     GarbageCollection,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `"docker" "inspect" "50b5db370148cf307ff0d8493ad38855db23aab5bb003d7e8cf2cb32f7d9d667"`
[INFO] running `"docker" "rm" "-f" "50b5db370148cf307ff0d8493ad38855db23aab5bb003d7e8cf2cb32f7d9d667"`
[INFO] [stdout] 50b5db370148cf307ff0d8493ad38855db23aab5bb003d7e8cf2cb32f7d9d667