[INFO] fetching crate google-bigquery2 2.0.0+20210327...
[INFO] checking google-bigquery2-2.0.0+20210327 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate google-bigquery2 2.0.0+20210327 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate google-bigquery2 2.0.0+20210327 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate google-bigquery2 2.0.0+20210327
[INFO] finished tweaking crates.io crate google-bigquery2 2.0.0+20210327
[INFO] tweaked toml for crates.io crate google-bigquery2 2.0.0+20210327 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 428b9a2e708798f015a0f53a982f91fbce697663058d7f42447064be99eb23c2
[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" "428b9a2e708798f015a0f53a982f91fbce697663058d7f42447064be99eb23c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "428b9a2e708798f015a0f53a982f91fbce697663058d7f42447064be99eb23c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428b9a2e708798f015a0f53a982f91fbce697663058d7f42447064be99eb23c2", kill_on_drop: false }`
[INFO] [stdout] 428b9a2e708798f015a0f53a982f91fbce697663058d7f42447064be99eb23c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3e3d1f5bcb6adec49020827e1150b2ac85d6ac40ff46561c3f13d87d658bdfe
[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" "b3e3d1f5bcb6adec49020827e1150b2ac85d6ac40ff46561c3f13d87d658bdfe", kill_on_drop: false }`
[INFO] [stderr]     Checking google-bigquery2 v2.0.0+20210327 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:8192:25
[INFO] [stdout]      |
[INFO] [stdout] 8192 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `url`
[INFO] [stdout]     --> src/api.rs:8192:25
[INFO] [stdout]      |
[INFO] [stdout] 8192 |                     let url = upload_url.as_ref().and_then(|s| Some(url::Url::parse(s).unwrap())).unwrap();
[INFO] [stdout]      |                         ^^^ help: if this is intentional, prefix it with an underscore: `_url`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "b3e3d1f5bcb6adec49020827e1150b2ac85d6ac40ff46561c3f13d87d658bdfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3e3d1f5bcb6adec49020827e1150b2ac85d6ac40ff46561c3f13d87d658bdfe", kill_on_drop: false }`
[INFO] [stdout] b3e3d1f5bcb6adec49020827e1150b2ac85d6ac40ff46561c3f13d87d658bdfe