[INFO] cloning repository https://github.com/CarterTsai/rust_lexer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CarterTsai/rust_lexer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarterTsai%2Frust_lexer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarterTsai%2Frust_lexer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65908eeee35f5ac86ee57848d73b194e17442ad1
[INFO] building CarterTsai/rust_lexer against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCarterTsai%2Frust_lexer" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CarterTsai/rust_lexer on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CarterTsai/rust_lexer
[INFO] finished tweaking git repo https://github.com/CarterTsai/rust_lexer
[INFO] tweaked toml for git repo https://github.com/CarterTsai/rust_lexer written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/CarterTsai/rust_lexer 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8c7f5c4e9dc7bd801a3a019e937fe10e56214f6fdcee42eec373bd761a62789
[INFO] running `Command { std: "docker" "start" "-a" "e8c7f5c4e9dc7bd801a3a019e937fe10e56214f6fdcee42eec373bd761a62789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8c7f5c4e9dc7bd801a3a019e937fe10e56214f6fdcee42eec373bd761a62789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c7f5c4e9dc7bd801a3a019e937fe10e56214f6fdcee42eec373bd761a62789", kill_on_drop: false }`
[INFO] [stdout] e8c7f5c4e9dc7bd801a3a019e937fe10e56214f6fdcee42eec373bd761a62789
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6048c8ef612dbfcecb46098a1e452183651c8166367fc4ff3e4341621f7f3aac
[INFO] running `Command { std: "docker" "start" "-a" "6048c8ef612dbfcecb46098a1e452183651c8166367fc4ff3e4341621f7f3aac", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `current_token` is never read
[INFO] [stdout]  --> src/lexer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     current_token: Token,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Lexer` 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] warning: method `copy` is never used
[INFO] [stdout]   --> src/lexer.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait Copy {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] 29 |     fn copy(&self) -> Lexer;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lexer.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub trait Clone {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 33 |     fn clone(&self) -> Lexer;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `copy` is never used
[INFO] [stdout]   --> src/lexer/token.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait Copy {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] 17 |     fn copy(&self) -> Token;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lexer/token.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Clone {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 21 |     fn clone(&self) -> Token;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6048c8ef612dbfcecb46098a1e452183651c8166367fc4ff3e4341621f7f3aac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6048c8ef612dbfcecb46098a1e452183651c8166367fc4ff3e4341621f7f3aac", kill_on_drop: false }`
[INFO] [stdout] 6048c8ef612dbfcecb46098a1e452183651c8166367fc4ff3e4341621f7f3aac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672109e9416bf9ae93aea32e30203ab9b73e254f0df40affe972715ade8f5468
[INFO] running `Command { std: "docker" "start" "-a" "672109e9416bf9ae93aea32e30203ab9b73e254f0df40affe972715ade8f5468", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `current_token` is never read
[INFO] [stdout]  --> src/lexer.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct Lexer {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 7 |     current_token: Token,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Lexer` 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] warning: method `copy` is never used
[INFO] [stdout]   --> src/lexer.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub trait Copy {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] 29 |     fn copy(&self) -> Lexer;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lexer.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub trait Clone {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 33 |     fn clone(&self) -> Lexer;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `copy` is never used
[INFO] [stdout]   --> src/lexer/token.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub trait Copy {
[INFO] [stdout]    |           ---- method in this trait
[INFO] [stdout] 17 |     fn copy(&self) -> Token;
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clone` is never used
[INFO] [stdout]   --> src/lexer/token.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub trait Clone {
[INFO] [stdout]    |           ----- method in this trait
[INFO] [stdout] 21 |     fn clone(&self) -> Token;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "672109e9416bf9ae93aea32e30203ab9b73e254f0df40affe972715ade8f5468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672109e9416bf9ae93aea32e30203ab9b73e254f0df40affe972715ade8f5468", kill_on_drop: false }`
[INFO] [stdout] 672109e9416bf9ae93aea32e30203ab9b73e254f0df40affe972715ade8f5468
