[INFO] fetching crate datadog-logs 0.2.1...
[INFO] checking datadog-logs-0.2.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate datadog-logs 0.2.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate datadog-logs 0.2.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate datadog-logs 0.2.1
[INFO] finished tweaking crates.io crate datadog-logs 0.2.1
[INFO] tweaked toml for crates.io crate datadog-logs 0.2.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 156 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.22.0 (latest: v0.24.1)
[INFO] [stderr]       Adding attohttpc v0.15.0 (latest: v0.28.0)
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[INFO] [stderr]       Adding webpki-roots v0.25.4 (latest: v0.26.5)
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[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
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[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding winreg v0.50.0 (latest: v0.52.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded attohttpc v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e22260427cbdf8aaed663a259bbbf1ffc7edcbd3f692dac6db3dbb5175bfdb
[INFO] running `Command { std: "docker" "start" "-a" "b8e22260427cbdf8aaed663a259bbbf1ffc7edcbd3f692dac6db3dbb5175bfdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e22260427cbdf8aaed663a259bbbf1ffc7edcbd3f692dac6db3dbb5175bfdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e22260427cbdf8aaed663a259bbbf1ffc7edcbd3f692dac6db3dbb5175bfdb", kill_on_drop: false }`
[INFO] [stdout] b8e22260427cbdf8aaed663a259bbbf1ffc7edcbd3f692dac6db3dbb5175bfdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d3fa09bdaa3fa376dde4b6003e6a44002a3f97d213b0b7c05f61ed7637600fa
[INFO] running `Command { std: "docker" "start" "-a" "7d3fa09bdaa3fa376dde4b6003e6a44002a3f97d213b0b7c05f61ed7637600fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking flume v0.10.14
[INFO] [stderr]     Checking attohttpc v0.15.0
[INFO] [stderr]     Checking datadog-logs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/logger/logger.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         &self.log(format!("{}", record.args()), level);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let _ = &self.log(format!("{}", record.args()), level);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/logger/logger.rs:259:9
[INFO] [stdout]     |
[INFO] [stdout] 259 |         &self.log(format!("{}", record.args()), level);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let _ = &self.log(format!("{}", record.args()), level);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.46s
[INFO] running `Command { std: "docker" "inspect" "7d3fa09bdaa3fa376dde4b6003e6a44002a3f97d213b0b7c05f61ed7637600fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3fa09bdaa3fa376dde4b6003e6a44002a3f97d213b0b7c05f61ed7637600fa", kill_on_drop: false }`
[INFO] [stdout] 7d3fa09bdaa3fa376dde4b6003e6a44002a3f97d213b0b7c05f61ed7637600fa