[INFO] fetching crate corolla 0.3.2...
[INFO] checking corolla-0.3.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146470-1
[INFO] extracting crate corolla 0.3.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate corolla 0.3.2
[INFO] finished tweaking crates.io crate corolla 0.3.2
[INFO] tweaked toml for crates.io crate corolla 0.3.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate corolla 0.3.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate corolla 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Updating crates.io index
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96ec36dddc5e3937a8a56cdf45fec8e5038c580138fe593105626e8db89690ab
[INFO] running `Command { std: "docker" "start" "-a" "96ec36dddc5e3937a8a56cdf45fec8e5038c580138fe593105626e8db89690ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96ec36dddc5e3937a8a56cdf45fec8e5038c580138fe593105626e8db89690ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ec36dddc5e3937a8a56cdf45fec8e5038c580138fe593105626e8db89690ab", kill_on_drop: false }`
[INFO] [stdout] 96ec36dddc5e3937a8a56cdf45fec8e5038c580138fe593105626e8db89690ab
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 144c84c8164e8538b807ca75c96bcf553e62791c280a11bbd75d3d8be07fa374
[INFO] running `Command { std: "docker" "start" "-a" "144c84c8164e8538b807ca75c96bcf553e62791c280a11bbd75d3d8be07fa374", kill_on_drop: false }`
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[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/corolla/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     File(std::io::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     File(std::io::Error),
[INFO] [stdout] 6 +     File(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/corolla/error.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     JSON(serde_json::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     JSON(serde_json::Error),
[INFO] [stdout] 7 +     JSON(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QueryArg` is never constructed
[INFO] [stdout]   --> src/corolla/spec.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct QueryArg {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `QueryPart` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum QueryPart {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/corolla/error.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     File(std::io::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 6 -     File(std::io::Error),
[INFO] [stdout] 6 +     File(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/corolla/error.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     JSON(serde_json::Error),
[INFO] [stdout]   |     ---- ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     JSON(serde_json::Error),
[INFO] [stdout] 7 +     JSON(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `QueryArg` is never constructed
[INFO] [stdout]   --> src/corolla/spec.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct QueryArg {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `QueryPart` is never used
[INFO] [stdout]   --> src/corolla/spec.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum QueryPart {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 43s
[INFO] running `Command { std: "docker" "inspect" "144c84c8164e8538b807ca75c96bcf553e62791c280a11bbd75d3d8be07fa374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "144c84c8164e8538b807ca75c96bcf553e62791c280a11bbd75d3d8be07fa374", kill_on_drop: false }`
[INFO] [stdout] 144c84c8164e8538b807ca75c96bcf553e62791c280a11bbd75d3d8be07fa374
