[INFO] fetching crate tracing-appender 0.1.1...
[INFO] checking tracing-appender-0.1.1 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] extracting crate tracing-appender 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tracing-appender 0.1.1 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-appender 0.1.1
[INFO] finished tweaking crates.io crate tracing-appender 0.1.1
[INFO] tweaked toml for crates.io crate tracing-appender 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", 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] 783cf3688dbad41fdb796b03d0c59b38190ee6e6e5dbf32322214fe5b2078a54
[INFO] running `Command { std: "docker" "start" "-a" "783cf3688dbad41fdb796b03d0c59b38190ee6e6e5dbf32322214fe5b2078a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "783cf3688dbad41fdb796b03d0c59b38190ee6e6e5dbf32322214fe5b2078a54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783cf3688dbad41fdb796b03d0c59b38190ee6e6e5dbf32322214fe5b2078a54", kill_on_drop: false }`
[INFO] [stdout] 783cf3688dbad41fdb796b03d0c59b38190ee6e6e5dbf32322214fe5b2078a54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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] 249808eb0d75223d7c4ba363e91ab827cc68912096c9d810fd218821a3449c2e
[INFO] running `Command { std: "docker" "start" "-a" "249808eb0d75223d7c4ba363e91ab827cc68912096c9d810fd218821a3449c2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking tracing-subscriber v0.2.12
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking tracing-appender v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.18s
[INFO] running `Command { std: "docker" "inspect" "249808eb0d75223d7c4ba363e91ab827cc68912096c9d810fd218821a3449c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "249808eb0d75223d7c4ba363e91ab827cc68912096c9d810fd218821a3449c2e", kill_on_drop: false }`
[INFO] [stdout] 249808eb0d75223d7c4ba363e91ab827cc68912096c9d810fd218821a3449c2e