[INFO] fetching crate tracing-subscriber-init 0.2.6...
[INFO] checking tracing-subscriber-init-0.2.6 against try#88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c for pr-154887
[INFO] extracting crate tracing-subscriber-init 0.2.6 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tracing-subscriber-init 0.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate tracing-subscriber-init 0.2.6
[INFO] tweaked toml for crates.io crate tracing-subscriber-init 0.2.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-subscriber-init 0.2.6 on toolchain 88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-subscriber-init 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45677d6c3fe91d8fcafd14716944ab79616545e277e2318dcbc63e9deb9144b7
[INFO] running `Command { std: "docker" "start" "-a" "45677d6c3fe91d8fcafd14716944ab79616545e277e2318dcbc63e9deb9144b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45677d6c3fe91d8fcafd14716944ab79616545e277e2318dcbc63e9deb9144b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45677d6c3fe91d8fcafd14716944ab79616545e277e2318dcbc63e9deb9144b7", kill_on_drop: false }`
[INFO] [stdout] 45677d6c3fe91d8fcafd14716944ab79616545e277e2318dcbc63e9deb9144b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+88b8a1c6e3a6f6f8a2ed6b6a9a74e0ef1862f72c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce2e9e4280ea70f7d5567fc8fc3ec6842726a44bde62a4f7438b931b8db99476
[INFO] running `Command { std: "docker" "start" "-a" "ce2e9e4280ea70f7d5567fc8fc3ec6842726a44bde62a4f7438b931b8db99476", kill_on_drop: false }`
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tracing-subscriber-init v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stdout] error: lint `dependency_on_unit_never_type_fallback` has been removed: the code warned by this lint no longer compiles
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         dependency_on_unit_never_type_fallback,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         renamed_and_removed_lints,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `dependency_on_unit_never_type_fallback` has been removed: the code warned by this lint no longer compiles
[INFO] [stdout]    --> src/lib.rs:161:9
[INFO] [stdout]     |
[INFO] [stdout] 161 |         dependency_on_unit_never_type_fallback,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:238:9
[INFO] [stdout]     |
[INFO] [stdout] 238 |         renamed_and_removed_lints,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tracing-subscriber-init` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tracing-subscriber-init` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "ce2e9e4280ea70f7d5567fc8fc3ec6842726a44bde62a4f7438b931b8db99476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2e9e4280ea70f7d5567fc8fc3ec6842726a44bde62a4f7438b931b8db99476", kill_on_drop: false }`
[INFO] [stdout] ce2e9e4280ea70f7d5567fc8fc3ec6842726a44bde62a4f7438b931b8db99476