[INFO] cloning repository https://github.com/HatsuSixty/niban
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HatsuSixty/niban" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuSixty%2Fniban", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuSixty%2Fniban'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20a4f19547c8c737d1f1443b24d3ab64003984c6
[INFO] checking HatsuSixty/niban against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHatsuSixty%2Fniban" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HatsuSixty/niban on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/HatsuSixty/niban
[INFO] finished tweaking git repo https://github.com/HatsuSixty/niban
[INFO] tweaked toml for git repo https://github.com/HatsuSixty/niban written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HatsuSixty/niban 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb32efd9e5e926f53f76da64d143e076c4110e51512cc1a5a7d89215d54ba44c
[INFO] running `Command { std: "docker" "start" "-a" "fb32efd9e5e926f53f76da64d143e076c4110e51512cc1a5a7d89215d54ba44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb32efd9e5e926f53f76da64d143e076c4110e51512cc1a5a7d89215d54ba44c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb32efd9e5e926f53f76da64d143e076c4110e51512cc1a5a7d89215d54ba44c", kill_on_drop: false }`
[INFO] [stdout] fb32efd9e5e926f53f76da64d143e076c4110e51512cc1a5a7d89215d54ba44c
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5655ce8f4d12cc854d5613918beeeb7598c89b004a855bda1d8cfa6d4272357f
[INFO] running `Command { std: "docker" "start" "-a" "5655ce8f4d12cc854d5613918beeeb7598c89b004a855bda1d8cfa6d4272357f", kill_on_drop: false }`
[INFO] [stderr]     Checking niban v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/compiler.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Variable {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 14 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Variable` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `String` to `String`
[INFO] [stdout]    --> src/parser.rs:188:39
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 TokenKind::Word(n) => n.into(),
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `niban` (bin "niban" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/compiler.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Variable {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 14 |     pub name: String,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Variable` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `String` to `String`
[INFO] [stdout]    --> src/parser.rs:188:39
[INFO] [stdout]     |
[INFO] [stdout] 188 |                 TokenKind::Word(n) => n.into(),
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `niban` (bin "niban") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5655ce8f4d12cc854d5613918beeeb7598c89b004a855bda1d8cfa6d4272357f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5655ce8f4d12cc854d5613918beeeb7598c89b004a855bda1d8cfa6d4272357f", kill_on_drop: false }`
[INFO] [stdout] 5655ce8f4d12cc854d5613918beeeb7598c89b004a855bda1d8cfa6d4272357f