[INFO] fetching crate name-variant 0.1.0...
[INFO] checking name-variant-0.1.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate name-variant 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate name-variant 0.1.0
[INFO] finished tweaking crates.io crate name-variant 0.1.0
[INFO] tweaked toml for crates.io crate name-variant 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate name-variant 0.1.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214eb0d2210a0c2038e55c2eb7f0df5c36d0552762a1693c594cd8c37960f8bb
[INFO] running `Command { std: "docker" "start" "-a" "214eb0d2210a0c2038e55c2eb7f0df5c36d0552762a1693c594cd8c37960f8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214eb0d2210a0c2038e55c2eb7f0df5c36d0552762a1693c594cd8c37960f8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214eb0d2210a0c2038e55c2eb7f0df5c36d0552762a1693c594cd8c37960f8bb", kill_on_drop: false }`
[INFO] [stdout] 214eb0d2210a0c2038e55c2eb7f0df5c36d0552762a1693c594cd8c37960f8bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af997dcc63a9af8ac9579d9b10f438f23e80c180a15bce5f7d62d58332103116
[INFO] running `Command { std: "docker" "start" "-a" "af997dcc63a9af8ac9579d9b10f438f23e80c180a15bce5f7d62d58332103116", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking name-variant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> tests/test.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |     C(i32, i32),
[INFO] [stdout]   |     - ^^^  ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 9 -     C(i32, i32),
[INFO] [stdout] 9 +     C((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "af997dcc63a9af8ac9579d9b10f438f23e80c180a15bce5f7d62d58332103116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af997dcc63a9af8ac9579d9b10f438f23e80c180a15bce5f7d62d58332103116", kill_on_drop: false }`
[INFO] [stdout] af997dcc63a9af8ac9579d9b10f438f23e80c180a15bce5f7d62d58332103116