[INFO] cloning repository https://github.com/slackers123/nce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slackers123/nce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslackers123%2Fnce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslackers123%2Fnce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d8a0de04ec8bfaec046a1f656c475ba29d3d149
[INFO] checking slackers123/nce against master#9e293ae9f8abecb0be5105787d181518c9012a19 for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslackers123%2Fnce" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/slackers123/nce
[INFO] finished tweaking git repo https://github.com/slackers123/nce
[INFO] tweaked toml for git repo https://github.com/slackers123/nce written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/slackers123/nce on toolchain 9e293ae9f8abecb0be5105787d181518c9012a19
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/slackers123/nce 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" "+9e293ae9f8abecb0be5105787d181518c9012a19" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/slackers123/qparse.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5db3cb202436b58c0efadd8f85ce8545b03047847256a20fbf63cfcb0880699
[INFO] running `Command { std: "docker" "start" "-a" "a5db3cb202436b58c0efadd8f85ce8545b03047847256a20fbf63cfcb0880699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5db3cb202436b58c0efadd8f85ce8545b03047847256a20fbf63cfcb0880699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5db3cb202436b58c0efadd8f85ce8545b03047847256a20fbf63cfcb0880699", kill_on_drop: false }`
[INFO] [stdout] a5db3cb202436b58c0efadd8f85ce8545b03047847256a20fbf63cfcb0880699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+9e293ae9f8abecb0be5105787d181518c9012a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58207c90b482f823ebbea1ac67770e15bb66c755bf06b71d237e1193d78e4b73
[INFO] running `Command { std: "docker" "start" "-a" "58207c90b482f823ebbea1ac67770e15bb66c755bf06b71d237e1193d78e4b73", kill_on_drop: false }`
[INFO] [stderr]     Checking qparse v0.1.0 (https://github.com/slackers123/qparse.git?rev=3302d66#3302d668)
[INFO] [stderr]     Checking nce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Type(String);
[INFO] [stdout]   |            ---- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `definitions` is never read
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Module {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 6 |     definitions: Vec<Definition>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `args`, `return_type`, and `body` are never read
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     args: Vec<Argument>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     return_type: Option<Type>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 19 |     body: Block,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/ast.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Type(String);
[INFO] [stdout]   |            ---- ^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `ty` are never read
[INFO] [stdout]   --> src/ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Argument {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 23 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     ty: Type,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `statements` is never read
[INFO] [stdout]   --> src/ast.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Block {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 28 |     statements: Vec<Statement>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `definitions` is never read
[INFO] [stdout]  --> src/ast.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Module {
[INFO] [stdout]   |            ------ field in this struct
[INFO] [stdout] 6 |     definitions: Vec<Definition>,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `args`, `return_type`, and `body` are never read
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 16 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 17 |     args: Vec<Argument>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     return_type: Option<Type>,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 19 |     body: Block,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `ty` are never read
[INFO] [stdout]   --> src/ast.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Argument {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 23 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 24 |     ty: Type,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `statements` is never read
[INFO] [stdout]   --> src/ast.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Block {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 28 |     statements: Vec<Statement>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "58207c90b482f823ebbea1ac67770e15bb66c755bf06b71d237e1193d78e4b73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58207c90b482f823ebbea1ac67770e15bb66c755bf06b71d237e1193d78e4b73", kill_on_drop: false }`
[INFO] [stdout] 58207c90b482f823ebbea1ac67770e15bb66c755bf06b71d237e1193d78e4b73