[INFO] fetching crate slog-envlogger 2.2.0...
[INFO] checking slog-envlogger-2.2.0 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate slog-envlogger 2.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slog-envlogger 2.2.0 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slog-envlogger 2.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate slog-envlogger 2.2.0
[INFO] tweaked toml for crates.io crate slog-envlogger 2.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa93216c86b9150e5e8213789ced550f16601439dee5f5ee578f66d502c4d7c5
[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" "aa93216c86b9150e5e8213789ced550f16601439dee5f5ee578f66d502c4d7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa93216c86b9150e5e8213789ced550f16601439dee5f5ee578f66d502c4d7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa93216c86b9150e5e8213789ced550f16601439dee5f5ee578f66d502c4d7c5", kill_on_drop: false }`
[INFO] [stdout] aa93216c86b9150e5e8213789ced550f16601439dee5f5ee578f66d502c4d7c5
[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" "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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fce3a6d704d255eaae6c1409423770636ae91c482bb1852ac562d1fd7319757
[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" "7fce3a6d704d255eaae6c1409423770636ae91c482bb1852ac562d1fd7319757", kill_on_drop: false }`
[INFO] [stderr]     Checking slog-envlogger v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/scopes.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use(o, kv)]
[INFO] [stdout]   |                ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/proper.rs:8:48
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[macro_use(slog_error, slog_info, slog_trace, slog_log, slog_o, slog_record,
[INFO] [stdout]   |                                                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/proper.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 | #[macro_use(slog_error, slog_info, slog_trace, slog_log, slog_o, slog_record,
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/proper.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |             slog_record_static, slog_b, slog_kv)]
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/proper.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 |             slog_record_static, slog_b, slog_kv)]
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/proper.rs:9:41
[INFO] [stdout]   |
[INFO] [stdout] 9 |             slog_record_static, slog_b, slog_kv)]
[INFO] [stdout]   |                                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "7fce3a6d704d255eaae6c1409423770636ae91c482bb1852ac562d1fd7319757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fce3a6d704d255eaae6c1409423770636ae91c482bb1852ac562d1fd7319757", kill_on_drop: false }`
[INFO] [stdout] 7fce3a6d704d255eaae6c1409423770636ae91c482bb1852ac562d1fd7319757