[INFO] fetching crate ref-into 0.1.0...
[INFO] checking ref-into-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate ref-into 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ref-into 0.1.0
[INFO] finished tweaking crates.io crate ref-into 0.1.0
[INFO] tweaked toml for crates.io crate ref-into 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ref-into 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ref-into 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3ff6b75aac298123a2d1be73da8cddeaf8225cd2204f5c5738d457db69ba04d
[INFO] running `Command { std: "docker" "start" "-a" "d3ff6b75aac298123a2d1be73da8cddeaf8225cd2204f5c5738d457db69ba04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3ff6b75aac298123a2d1be73da8cddeaf8225cd2204f5c5738d457db69ba04d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ff6b75aac298123a2d1be73da8cddeaf8225cd2204f5c5738d457db69ba04d", kill_on_drop: false }`
[INFO] [stdout] d3ff6b75aac298123a2d1be73da8cddeaf8225cd2204f5c5738d457db69ba04d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 356481228b65d5875666713c61e33101bd30d3c428a73deba990af8435a3314f
[INFO] running `Command { std: "docker" "start" "-a" "356481228b65d5875666713c61e33101bd30d3c428a73deba990af8435a3314f", kill_on_drop: false }`
[INFO] [stderr]     Checking ref-into v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/example.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct ApiRoute(String);
[INFO] [stdout]    |        -------- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `ApiRoute` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Customers` is never constructed
[INFO] [stdout]   --> examples/example.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum Endpoints {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] 17 |     Orders,
[INFO] [stdout] 18 |     Customers
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Endpoints` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "356481228b65d5875666713c61e33101bd30d3c428a73deba990af8435a3314f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356481228b65d5875666713c61e33101bd30d3c428a73deba990af8435a3314f", kill_on_drop: false }`
[INFO] [stdout] 356481228b65d5875666713c61e33101bd30d3c428a73deba990af8435a3314f