[INFO] fetching crate tracing-fmt 0.1.1...
[INFO] testing tracing-fmt-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate tracing-fmt 0.1.1 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate tracing-fmt 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-fmt 0.1.1
[INFO] finished tweaking crates.io crate tracing-fmt 0.1.1
[INFO] tweaked toml for crates.io crate tracing-fmt 0.1.1 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tracing-subscriber v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 552dc08f90c6198ac44b37ac51f6fcd25c08f4ce4b709a2e4d6d4d1e811e3ea2
[INFO] running `Command { std: "docker" "start" "-a" "552dc08f90c6198ac44b37ac51f6fcd25c08f4ce4b709a2e4d6d4d1e811e3ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "552dc08f90c6198ac44b37ac51f6fcd25c08f4ce4b709a2e4d6d4d1e811e3ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552dc08f90c6198ac44b37ac51f6fcd25c08f4ce4b709a2e4d6d4d1e811e3ea2", kill_on_drop: false }`
[INFO] [stdout] 552dc08f90c6198ac44b37ac51f6fcd25c08f4ce4b709a2e4d6d4d1e811e3ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb00551710f9f5969a04d74793024a9992d66d70a1a233669dcde7be2034fdc2
[INFO] running `Command { std: "docker" "start" "-a" "cb00551710f9f5969a04d74793024a9992d66d70a1a233669dcde7be2034fdc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling tracing-subscriber v0.1.6
[INFO] [stderr]    Compiling tracing-fmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `tracing_subscriber::Filter`: renamed to `EnvFilter`
[INFO] [stdout]   --> src/lib.rs:52:33
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub use tracing_subscriber::Filter as EnvFilter;
[INFO] [stdout]    |                                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "cb00551710f9f5969a04d74793024a9992d66d70a1a233669dcde7be2034fdc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb00551710f9f5969a04d74793024a9992d66d70a1a233669dcde7be2034fdc2", kill_on_drop: false }`
[INFO] [stdout] cb00551710f9f5969a04d74793024a9992d66d70a1a233669dcde7be2034fdc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2ed6876373c0701aed3acff282a0ae6772d2b6ae0569533855856bcfded8717
[INFO] running `Command { std: "docker" "start" "-a" "b2ed6876373c0701aed3acff282a0ae6772d2b6ae0569533855856bcfded8717", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stdout] warning: use of deprecated type alias `tracing_subscriber::Filter`: renamed to `EnvFilter`
[INFO] [stdout]   --> src/lib.rs:52:33
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub use tracing_subscriber::Filter as EnvFilter;
[INFO] [stdout]    |                                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling tracing-fmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `tracing_subscriber::Filter`: renamed to `EnvFilter`
[INFO] [stdout]   --> src/lib.rs:52:33
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub use tracing_subscriber::Filter as EnvFilter;
[INFO] [stdout]    |                                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:20:24
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(test, deny(warnings))]
[INFO] [stdout]    |                        ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.19s
[INFO] running `Command { std: "docker" "inspect" "b2ed6876373c0701aed3acff282a0ae6772d2b6ae0569533855856bcfded8717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ed6876373c0701aed3acff282a0ae6772d2b6ae0569533855856bcfded8717", kill_on_drop: false }`
[INFO] [stdout] b2ed6876373c0701aed3acff282a0ae6772d2b6ae0569533855856bcfded8717
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ae1aa5542d4b0dc76c30beeddcceaa1473fc451dc81322ab8222846c5a5bdb9
[INFO] running `Command { std: "docker" "start" "-a" "3ae1aa5542d4b0dc76c30beeddcceaa1473fc451dc81322ab8222846c5a5bdb9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated type alias `tracing_subscriber::Filter`: renamed to `EnvFilter`
[INFO] [stderr]   --> src/lib.rs:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub use tracing_subscriber::Filter as EnvFilter;
[INFO] [stderr]    |                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated type alias `tracing_subscriber::Filter`: renamed to `EnvFilter`
[INFO] [stderr]   --> src/lib.rs:52:33
[INFO] [stderr]    |
[INFO] [stderr] 52 |     pub use tracing_subscriber::Filter as EnvFilter;
[INFO] [stderr]    |                                 ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:20:24
[INFO] [stderr]    |
[INFO] [stderr] 20 | #![cfg_attr(test, deny(warnings))]
[INFO] [stderr]    |                        ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `tracing-fmt` (lib) generated 1 warning
[INFO] [stderr] warning: `tracing-fmt` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracing_fmt-4980d4ac2996f03a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tracing-fmt
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ae1aa5542d4b0dc76c30beeddcceaa1473fc451dc81322ab8222846c5a5bdb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ae1aa5542d4b0dc76c30beeddcceaa1473fc451dc81322ab8222846c5a5bdb9", kill_on_drop: false }`
[INFO] [stdout] 3ae1aa5542d4b0dc76c30beeddcceaa1473fc451dc81322ab8222846c5a5bdb9