[INFO] crate tracing-futures 0.1.1 is already in cache
[INFO] checking tracing-futures-0.1.1 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate tracing-futures 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tracing-futures 0.1.1 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate tracing-futures 0.1.1
[INFO] finished tweaking crates.io crate tracing-futures 0.1.1
[INFO] tweaked toml for crates.io crate tracing-futures 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] f2e385023cb89b2c4f650b931c521b9a4d83c0e041999d29cae865cd95acbb8e
[INFO] running `"docker" "start" "-a" "f2e385023cb89b2c4f650b931c521b9a4d83c0e041999d29cae865cd95acbb8e"`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]     Checking tracing v0.1.11
[INFO] [stderr]     Checking tracing-futures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: `converted into hard error, see https://github.com/rust-lang/rust/issues/37872`
[INFO] [stderr]   --> src/lib.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     legacy_directory_ownership,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `plugin_as_library` has been removed: `plugins have been deprecated and retired`
[INFO] [stderr]   --> src/lib.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     plugin_as_library,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `safe_extern_statics` has been removed: `converted into hard error, see https://github.com/rust-lang/rust/issues/36247`
[INFO] [stderr]   --> src/lib.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     safe_extern_statics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/../../tracing/tests/support/mod.rs: No such file or directory (os error 2)
[INFO] [stderr]    --> src/lib.rs:371:16
[INFO] [stderr]     |
[INFO] [stderr] 371 | pub(crate) mod support;
[INFO] [stderr]     |                ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `tracing-futures`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f2e385023cb89b2c4f650b931c521b9a4d83c0e041999d29cae865cd95acbb8e"`
[INFO] running `"docker" "rm" "-f" "f2e385023cb89b2c4f650b931c521b9a4d83c0e041999d29cae865cd95acbb8e"`
[INFO] [stdout] f2e385023cb89b2c4f650b931c521b9a4d83c0e041999d29cae865cd95acbb8e