[INFO] fetching crate luthien-templates 0.1.0...
[INFO] checking luthien-templates-0.1.0 against try#fceb2de603f0807f9049222f3f612ed51ed8f9dc for pr-157576
[INFO] extracting crate luthien-templates 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate luthien-templates 0.1.0
[INFO] finished tweaking crates.io crate luthien-templates 0.1.0
[INFO] tweaked toml for crates.io crate luthien-templates 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate luthien-templates 0.1.0 on toolchain fceb2de603f0807f9049222f3f612ed51ed8f9dc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate luthien-templates 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" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3
[INFO] running `Command { std: "docker" "start" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3" "/opt/rustwide/cargo-home/bin/cargo" "+fceb2de603f0807f9049222f3f612ed51ed8f9dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking dirs v3.0.2
[INFO] [stderr]     Checking flurry v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ipipe v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking luthien-plugin v0.1.0
[INFO] [stderr]     Checking handlebars v3.5.5
[INFO] [stderr]     Checking luthien-templates v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     IoError(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] 5 -     IoError(io::Error),
[INFO] [stdout] 5 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     RenderError(handlebars::RenderError),
[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 -     RenderError(handlebars::RenderError),
[INFO] [stdout] 7 +     RenderError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     TemplateRenderError(handlebars::TemplateRenderError),
[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] 8 -     TemplateRenderError(handlebars::TemplateRenderError),
[INFO] [stdout] 8 +     TemplateRenderError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     IoError(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] 5 -     IoError(io::Error),
[INFO] [stdout] 5 +     IoError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     RenderError(handlebars::RenderError),
[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 -     RenderError(handlebars::RenderError),
[INFO] [stdout] 7 +     RenderError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/error.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 |     TemplateRenderError(handlebars::TemplateRenderError),
[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] 8 -     TemplateRenderError(handlebars::TemplateRenderError),
[INFO] [stdout] 8 +     TemplateRenderError(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3", kill_on_drop: false }`
[INFO] [stdout] f475170ab4a4b22ecf0d82d6c28b4e7ee07b0daec7f894391812b407bb25fdd3
