[INFO] cloning repository https://github.com/Jett59/aleph-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jett59/aleph-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJett59%2Faleph-language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJett59%2Faleph-language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 841e6cc2e99ed983c884c6d9d67948f73c1220da
[INFO] checking Jett59/aleph-language against try#b946edaa85de45f124065f52b1bc55ba2fb4f9fb for pr-157562
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJett59%2Faleph-language" "/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/Jett59/aleph-language
[INFO] finished tweaking git repo https://github.com/Jett59/aleph-language
[INFO] tweaked toml for git repo https://github.com/Jett59/aleph-language written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jett59/aleph-language on toolchain b946edaa85de45f124065f52b1bc55ba2fb4f9fb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Jett59/aleph-language 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" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f
[INFO] running `Command { std: "docker" "start" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f", 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" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f", 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" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f" "/opt/rustwide/cargo-home/bin/cargo" "+b946edaa85de45f124065f52b1bc55ba2fb4f9fb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking num-modular v0.6.1
[INFO] [stderr]     Checking dashu-base v0.4.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num-order v1.2.0
[INFO] [stderr]     Checking dashu-int v0.4.1
[INFO] [stderr]     Checking dashu-float v0.4.3
[INFO] [stderr]     Checking aleph-language v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Named(String),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are 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] 14 -     Named(String),
[INFO] [stdout] 14 +     Named(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/parser.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Named(String),
[INFO] [stdout]    |     ----- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are 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] 14 -     Named(String),
[INFO] [stdout] 14 +     Named(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `domain`, and `codomain` are never read
[INFO] [stdout]   --> src/parser.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     FunctionTypeDeclaration {
[INFO] [stdout]    |     ----------------------- fields in this variant
[INFO] [stdout] 38 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 39 |         domain: Type,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 40 |         codomain: Type,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopLevelStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/value.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Function {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `domain`, and `codomain` are never read
[INFO] [stdout]   --> src/parser.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     FunctionTypeDeclaration {
[INFO] [stdout]    |     ----------------------- fields in this variant
[INFO] [stdout] 38 |         name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 39 |         domain: Type,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 40 |         codomain: Type,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TopLevelStatement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]  --> src/value.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Function {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 9 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.04s
[INFO] running `Command { std: "docker" "inspect" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f", kill_on_drop: false }`
[INFO] [stdout] 1b8ae77d050f5320f52034165d30770b01b775c87898c5fe83bd47ec2f00732f