[INFO] fetching crate tracing-lv-core 0.0.2...
[INFO] testing tracing-lv-core-0.0.2 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate tracing-lv-core 0.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate tracing-lv-core 0.0.2
[INFO] finished tweaking crates.io crate tracing-lv-core 0.0.2
[INFO] tweaked toml for crates.io crate tracing-lv-core 0.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-lv-core 0.0.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tracing-lv-core 0.0.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd
[INFO] running `Command { std: "docker" "start" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling anyhow v1.0.94
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling foldhash v0.1.3
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling tracing-lv-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pin-project-lite v0.2.15
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling uuid v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling prost-derive v0.13.4
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling prost v0.13.4
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling smol_str v0.2.2
[INFO] [stderr] warning: unused dependency `prost`
[INFO] [stderr]   --> Cargo.toml:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 | [dependencies.prost]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `prost`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: `tracing-lv-core` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.72s
[INFO] running `Command { std: "docker" "inspect" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-lv-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused dependency `prost`
[INFO] [stderr]   --> Cargo.toml:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 | [dependencies.prost]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `prost`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: `tracing-lv-core` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused dependency `prost`
[INFO] [stderr]   --> Cargo.toml:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 | [dependencies.prost]
[INFO] [stderr]    |               ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `prost`
[INFO] [stderr] warning: unused dependency `serde_json`
[INFO] [stderr]   --> Cargo.toml:36:15
[INFO] [stderr]    |
[INFO] [stderr] 36 | [dependencies.serde_json]
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: consider removing the dependency on `serde_json`
[INFO] [stderr] warning: `tracing-lv-core` (manifest) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/tracing-lv-core/5c4941f2c3c9f41d/out/tracing_lv_core-5c4941f2c3c9f41d)
[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] [stderr]    Doc-tests tracing_lv_core
[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" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd", kill_on_drop: false }`
[INFO] [stdout] d17d4a4f70f90270489c477e00eb449a0672c3b2d80b27637683974de3d279cd
