[INFO] fetching crate tracing-logstash 0.1.0...
[INFO] checking tracing-logstash-0.1.0 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] extracting crate tracing-logstash 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate tracing-logstash 0.1.0 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tracing-logstash 0.1.0
[INFO] finished tweaking crates.io crate tracing-logstash 0.1.0
[INFO] tweaked toml for crates.io crate tracing-logstash 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90a6e0a33cd68227dd006f6b41666395f0192a55ce2e16647cdc816ad60b3be7
[INFO] running `Command { std: "docker" "start" "-a" "90a6e0a33cd68227dd006f6b41666395f0192a55ce2e16647cdc816ad60b3be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90a6e0a33cd68227dd006f6b41666395f0192a55ce2e16647cdc816ad60b3be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90a6e0a33cd68227dd006f6b41666395f0192a55ce2e16647cdc816ad60b3be7", kill_on_drop: false }`
[INFO] [stdout] 90a6e0a33cd68227dd006f6b41666395f0192a55ce2e16647cdc816ad60b3be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1d7550669b38c0e0318b8ca8ac01f59a3a0368e452ea54455cf2ff96c579780
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f1d7550669b38c0e0318b8ca8ac01f59a3a0368e452ea54455cf2ff96c579780", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking tracing-logstash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]    --> src/lib.rs:144:26
[INFO] [stdout]     |
[INFO] [stdout] 144 |         for scope in ctx.scope() {
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]    --> src/lib.rs:150:50
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let logger_name = str_iter_join(&mut ctx.scope().map(|span| span.name()), ":");
[INFO] [stdout]     |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]    --> src/lib.rs:144:26
[INFO] [stdout]     |
[INFO] [stdout] 144 |         for scope in ctx.scope() {
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `tracing_subscriber::layer::Context::<'a, S>::scope`: equivalent to `self.current_span().id().and_then(|id| self.span_scope(id).from_root())` but consider passing an explicit ID instead of relying on the contextual span
[INFO] [stdout]    --> src/lib.rs:150:50
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let logger_name = str_iter_join(&mut ctx.scope().map(|span| span.name()), ":");
[INFO] [stdout]     |                                                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "f1d7550669b38c0e0318b8ca8ac01f59a3a0368e452ea54455cf2ff96c579780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1d7550669b38c0e0318b8ca8ac01f59a3a0368e452ea54455cf2ff96c579780", kill_on_drop: false }`
[INFO] [stdout] f1d7550669b38c0e0318b8ca8ac01f59a3a0368e452ea54455cf2ff96c579780