[INFO] cloning repository https://github.com/aisamanra/sard
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aisamanra/sard" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fsard", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fsard'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 505c04472a05f94b55ba1f3a343f25872bd85942
[INFO] checking aisamanra/sard against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faisamanra%2Fsard" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aisamanra/sard on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aisamanra/sard
[INFO] finished tweaking git repo https://github.com/aisamanra/sard
[INFO] tweaked toml for git repo https://github.com/aisamanra/sard written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/aisamanra/sard already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d78d0c1d32c3838517c443a873e96ac204bec697c836724e3c72164b78fdcff8
[INFO] running `Command { std: "docker" "start" "-a" "d78d0c1d32c3838517c443a873e96ac204bec697c836724e3c72164b78fdcff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d78d0c1d32c3838517c443a873e96ac204bec697c836724e3c72164b78fdcff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d78d0c1d32c3838517c443a873e96ac204bec697c836724e3c72164b78fdcff8", kill_on_drop: false }`
[INFO] [stdout] d78d0c1d32c3838517c443a873e96ac204bec697c836724e3c72164b78fdcff8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3003e40e112166130074e40243db7090d461aa54ce4d649a3043e2e32c0338f
[INFO] running `Command { std: "docker" "start" "-a" "b3003e40e112166130074e40243db7090d461aa54ce4d649a3043e2e32c0338f", kill_on_drop: false }`
[INFO] [stderr]     Checking lib-ruby-parser v3.0.4
[INFO] [stderr]     Checking sard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/types.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     node: &'a p::Node,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `node`
[INFO] [stdout]    --> src/types.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     node: &'a p::Node,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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 4.10s
[INFO] running `Command { std: "docker" "inspect" "b3003e40e112166130074e40243db7090d461aa54ce4d649a3043e2e32c0338f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3003e40e112166130074e40243db7090d461aa54ce4d649a3043e2e32c0338f", kill_on_drop: false }`
[INFO] [stdout] b3003e40e112166130074e40243db7090d461aa54ce4d649a3043e2e32c0338f