[INFO] cloning repository https://github.com/0x4leaves/typthon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0x4leaves/typthon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x4leaves%2Ftypthon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x4leaves%2Ftypthon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e04246353300ef122f5dc8fe23b5c3cf3a37dc6
[INFO] checking 0x4leaves/typthon against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0x4leaves%2Ftypthon" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0x4leaves/typthon
[INFO] finished tweaking git repo https://github.com/0x4leaves/typthon
[INFO] tweaked toml for git repo https://github.com/0x4leaves/typthon written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0x4leaves/typthon on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0x4leaves/typthon 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29638430f2410e0f43ec985dd01c7c1955d8e99a5ba7e4e78e143660c53ed5cc
[INFO] running `Command { std: "docker" "start" "-a" "29638430f2410e0f43ec985dd01c7c1955d8e99a5ba7e4e78e143660c53ed5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29638430f2410e0f43ec985dd01c7c1955d8e99a5ba7e4e78e143660c53ed5cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29638430f2410e0f43ec985dd01c7c1955d8e99a5ba7e4e78e143660c53ed5cc", kill_on_drop: false }`
[INFO] [stdout] 29638430f2410e0f43ec985dd01c7c1955d8e99a5ba7e4e78e143660c53ed5cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f204ec1867fbeca46b42041cd9b358f69107c4341fb73b297ce1a6b3661c7f60
[INFO] running `Command { std: "docker" "start" "-a" "f204ec1867fbeca46b42041cd9b358f69107c4341fb73b297ce1a6b3661c7f60", kill_on_drop: false }`
[INFO] [stderr]     Checking typthon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `src`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn compile(src: &str) -> Result<String> {
[INFO] [stdout]   |                ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Error {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 24 |     pub(crate) fn new(kind: ErrorKind) -> Error {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LexError` and `ParseError` are never constructed
[INFO] [stdout]   --> src/error.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) enum ErrorKind {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] 31 |     LexError {
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     ParseError {
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `byte_offset` is never read
[INFO] [stdout]  --> src/lexer.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) struct Position {
[INFO] [stdout]   |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub(crate) byte_offset: usize,
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Position` 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: unused variable: `src`
[INFO] [stdout]  --> src/lib.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn compile(src: &str) -> Result<String> {
[INFO] [stdout]   |                ^^^ help: if this is intentional, prefix it with an underscore: `_src`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/error.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Error {
[INFO] [stdout]    | ---------- associated function in this implementation
[INFO] [stdout] 24 |     pub(crate) fn new(kind: ErrorKind) -> Error {
[INFO] [stdout]    |                   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `LexError` and `ParseError` are never constructed
[INFO] [stdout]   --> src/error.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub(crate) enum ErrorKind {
[INFO] [stdout]    |                 --------- variants in this enum
[INFO] [stdout] 31 |     LexError {
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     ParseError {
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ErrorKind` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `byte_offset` is never read
[INFO] [stdout]  --> src/lexer.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) struct Position {
[INFO] [stdout]   |                   -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 5 |     pub(crate) byte_offset: usize,
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Position` 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 0.27s
[INFO] running `Command { std: "docker" "inspect" "f204ec1867fbeca46b42041cd9b358f69107c4341fb73b297ce1a6b3661c7f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f204ec1867fbeca46b42041cd9b358f69107c4341fb73b297ce1a6b3661c7f60", kill_on_drop: false }`
[INFO] [stdout] f204ec1867fbeca46b42041cd9b358f69107c4341fb73b297ce1a6b3661c7f60
