[INFO] fetching crate ptr_meta 0.3.0-pre1...
[INFO] checking ptr_meta-0.3.0-pre1 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-2
[INFO] extracting crate ptr_meta 0.3.0-pre1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ptr_meta 0.3.0-pre1 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ptr_meta 0.3.0-pre1
[INFO] finished tweaking crates.io crate ptr_meta 0.3.0-pre1
[INFO] tweaked toml for crates.io crate ptr_meta 0.3.0-pre1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ptr_meta_derive v0.3.0-pre1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bc6946f0b8bf988dd5878f450ccf2a4b28f87d954e07cc4bd0ab2ab7adc5304
[INFO] running `Command { std: "docker" "start" "-a" "2bc6946f0b8bf988dd5878f450ccf2a4b28f87d954e07cc4bd0ab2ab7adc5304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bc6946f0b8bf988dd5878f450ccf2a4b28f87d954e07cc4bd0ab2ab7adc5304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bc6946f0b8bf988dd5878f450ccf2a4b28f87d954e07cc4bd0ab2ab7adc5304", kill_on_drop: false }`
[INFO] [stdout] 2bc6946f0b8bf988dd5878f450ccf2a4b28f87d954e07cc4bd0ab2ab7adc5304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c864f629cdc1913620ae95d08eac4da961312ee0b90c827d2177594174fba923
[INFO] running `Command { std: "docker" "start" "-a" "c864f629cdc1913620ae95d08eac4da961312ee0b90c827d2177594174fba923", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling ptr_meta_derive v0.3.0-pre1
[INFO] [stderr]     Checking ptr_meta v0.3.0-pre1 (/opt/rustwide/workdir)
[INFO] [stdout] error: fields `1` and `2` are never read
[INFO] [stdout]    --> src/lib.rs:459:30
[INFO] [stdout]     |
[INFO] [stdout] 459 |         struct TestTuple((), i32, bool);
[INFO] [stdout]     |                ---------     ^^^  ^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                fields in this struct
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:64:5
[INFO] [stdout]     |
[INFO] [stdout] 64  |     unused,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     = note: `#[deny(dead_code)]` implied by `#[deny(unused)]`
[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] 459 |         struct TestTuple((), (), ());
[INFO] [stdout]     |                              ~~  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: method `foo` is never used
[INFO] [stdout]    --> src/lib.rs:478:16
[INFO] [stdout]     |
[INFO] [stdout] 477 |         trait TestTrait {
[INFO] [stdout]     |               --------- method in this trait
[INFO] [stdout] 478 |             fn foo(&self);
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:491:18
[INFO] [stdout]     |
[INFO] [stdout] 491 |         struct B(i32);
[INFO] [stdout]     |                - ^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[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] 491 |         struct B(());
[INFO] [stdout]     |                  ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ptr_meta` (lib test) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "c864f629cdc1913620ae95d08eac4da961312ee0b90c827d2177594174fba923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c864f629cdc1913620ae95d08eac4da961312ee0b90c827d2177594174fba923", kill_on_drop: false }`
[INFO] [stdout] c864f629cdc1913620ae95d08eac4da961312ee0b90c827d2177594174fba923