[INFO] fetching crate tracing-logstash 0.7.0...
[INFO] building tracing-logstash-0.7.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate tracing-logstash 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate tracing-logstash 0.7.0
[INFO] finished tweaking crates.io crate tracing-logstash 0.7.0
[INFO] tweaked toml for crates.io crate tracing-logstash 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tracing-logstash 0.7.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9fab718bfcf411263f1c5e817136a28295752582faa7396f3137e959af107a4
[INFO] running `Command { std: "docker" "start" "-a" "b9fab718bfcf411263f1c5e817136a28295752582faa7396f3137e959af107a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9fab718bfcf411263f1c5e817136a28295752582faa7396f3137e959af107a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fab718bfcf411263f1c5e817136a28295752582faa7396f3137e959af107a4", kill_on_drop: false }`
[INFO] [stdout] b9fab718bfcf411263f1c5e817136a28295752582faa7396f3137e959af107a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f96b66076cd97cd49d07b25805bf54d5b4930780cb5ee493de0467f79536602
[INFO] running `Command { std: "docker" "start" "-a" "0f96b66076cd97cd49d07b25805bf54d5b4930780cb5ee493de0467f79536602", kill_on_drop: false }`
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling tracing-logstash v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EventRecorder` is never used
[INFO] [stdout]  --> src/event_recorder.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait EventRecorder {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "0f96b66076cd97cd49d07b25805bf54d5b4930780cb5ee493de0467f79536602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f96b66076cd97cd49d07b25805bf54d5b4930780cb5ee493de0467f79536602", kill_on_drop: false }`
[INFO] [stdout] 0f96b66076cd97cd49d07b25805bf54d5b4930780cb5ee493de0467f79536602
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b003c4f8ea1b743ec313dd072a22916e5a76995956547b1d12bfb0a8b4c92021
[INFO] running `Command { std: "docker" "start" "-a" "b003c4f8ea1b743ec313dd072a22916e5a76995956547b1d12bfb0a8b4c92021", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]    Compiling time v0.3.44
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tracing-logstash v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `EventRecorder` is never used
[INFO] [stdout]  --> src/event_recorder.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait EventRecorder {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `EventRecorder` is never used
[INFO] [stdout]  --> src/event_recorder.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait EventRecorder {
[INFO] [stdout]   |           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.70s
[INFO] running `Command { std: "docker" "inspect" "b003c4f8ea1b743ec313dd072a22916e5a76995956547b1d12bfb0a8b4c92021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b003c4f8ea1b743ec313dd072a22916e5a76995956547b1d12bfb0a8b4c92021", kill_on_drop: false }`
[INFO] [stdout] b003c4f8ea1b743ec313dd072a22916e5a76995956547b1d12bfb0a8b4c92021