[INFO] cloning repository https://github.com/simonshampoo/metadata-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simonshampoo/metadata-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonshampoo%2Fmetadata-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonshampoo%2Fmetadata-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 490aa07fd14e03b371cba8232f708b7deeb9e77a
[INFO] checking simonshampoo/metadata-generator against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimonshampoo%2Fmetadata-generator" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/simonshampoo/metadata-generator
[INFO] finished tweaking git repo https://github.com/simonshampoo/metadata-generator
[INFO] tweaked toml for git repo https://github.com/simonshampoo/metadata-generator written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/simonshampoo/metadata-generator on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/simonshampoo/metadata-generator 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dcae339bc73f8fdb362a0a4c74decc2f64ee9da8e9040b3121aa40914ba6460
[INFO] running `Command { std: "docker" "start" "-a" "5dcae339bc73f8fdb362a0a4c74decc2f64ee9da8e9040b3121aa40914ba6460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dcae339bc73f8fdb362a0a4c74decc2f64ee9da8e9040b3121aa40914ba6460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dcae339bc73f8fdb362a0a4c74decc2f64ee9da8e9040b3121aa40914ba6460", kill_on_drop: false }`
[INFO] [stdout] 5dcae339bc73f8fdb362a0a4c74decc2f64ee9da8e9040b3121aa40914ba6460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3438ee97d9432d1668e8a1100866d73f28788ba01f7a9c06865d9b24ff6d13cf
[INFO] running `Command { std: "docker" "start" "-a" "3438ee97d9432d1668e8a1100866d73f28788ba01f7a9c06865d9b24ff6d13cf", kill_on_drop: false }`
[INFO] [stderr]     Checking metadata_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::metadata::Trait`
[INFO] [stdout]  --> src/reader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::metadata::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Trait` is never constructed
[INFO] [stdout]  --> src/metadata.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Trait {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Metadata` is never constructed
[INFO] [stdout]  --> src/metadata.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Metadata {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `trait_name` and `trait_desc` are never read
[INFO] [stdout]  --> src/metadata.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Trait {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 2 |     trait_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 3 |     trait_desc: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `traits` is never read
[INFO] [stdout]  --> src/metadata.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Metadata {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     traits: [Trait],
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metadata_generator` (lib) due to 2 previous errors; 3 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `crate::metadata::Trait`
[INFO] [stdout]  --> src/reader.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::metadata::Trait;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Trait` is never constructed
[INFO] [stdout]  --> src/metadata.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Trait {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]   = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Metadata` is never constructed
[INFO] [stdout]  --> src/metadata.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Metadata {
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `trait_name` and `trait_desc` are never read
[INFO] [stdout]  --> src/metadata.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Trait {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 2 |     trait_name: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 3 |     trait_desc: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `traits` is never read
[INFO] [stdout]  --> src/metadata.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Metadata {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 7 |     traits: [Trait],
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `metadata_generator` (lib test) due to 2 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3438ee97d9432d1668e8a1100866d73f28788ba01f7a9c06865d9b24ff6d13cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3438ee97d9432d1668e8a1100866d73f28788ba01f7a9c06865d9b24ff6d13cf", kill_on_drop: false }`
[INFO] [stdout] 3438ee97d9432d1668e8a1100866d73f28788ba01f7a9c06865d9b24ff6d13cf
