[INFO] cloning repository https://github.com/babagreensheep/lexerus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/babagreensheep/lexerus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbabagreensheep%2Flexerus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbabagreensheep%2Flexerus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d856c0a28408a4439c161b2970ec2815f2962545
[INFO] checking babagreensheep/lexerus against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbabagreensheep%2Flexerus" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/babagreensheep/lexerus
[INFO] finished tweaking git repo https://github.com/babagreensheep/lexerus
[INFO] tweaked toml for git repo https://github.com/babagreensheep/lexerus written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/babagreensheep/lexerus on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/babagreensheep/lexerus 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8651ac1768ca17467f0f1e2e79d0692186e2f2c93968d7f6c61fae41cf938fa
[INFO] running `Command { std: "docker" "start" "-a" "a8651ac1768ca17467f0f1e2e79d0692186e2f2c93968d7f6c61fae41cf938fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8651ac1768ca17467f0f1e2e79d0692186e2f2c93968d7f6c61fae41cf938fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8651ac1768ca17467f0f1e2e79d0692186e2f2c93968d7f6c61fae41cf938fa", kill_on_drop: false }`
[INFO] [stdout] a8651ac1768ca17467f0f1e2e79d0692186e2f2c93968d7f6c61fae41cf938fa
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ddb6cdaa69a4945924004d772cf78161a0c686dd5272ba2de97a61a4b1bb50
[INFO] running `Command { std: "docker" "start" "-a" "77ddb6cdaa69a4945924004d772cf78161a0c686dd5272ba2de97a61a4b1bb50", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.75
[INFO] [stderr]    Compiling lexerus_derive v0.1.0 (/opt/rustwide/workdir/derive)
[INFO] [stdout] warning: unused variable: `module_name`
[INFO] [stdout]     --> derive/src/entrypoint/lexer_impl.rs:1075:13
[INFO] [stdout]      |
[INFO] [stdout] 1075 |         let module_name = self.module_name.clone();
[INFO] [stdout]      |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_module_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lexerus v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `box_into_inner` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_try_from_fn, box_into_inner)]
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Char` is never constructed
[INFO] [stdout]  --> tests/common/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Char<'code>(Buffer<'code>);
[INFO] [stdout]   |            ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Escape` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Escape<'code>(#[pattern = "\\"] Buffer<'code>);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StringChars` is never used
[INFO] [stdout]   --> tests/common/mod.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum StringChars<'code> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quote` is never constructed
[INFO] [stdout]  --> tests/common/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Quote<'code>(#[pattern = "\""] Buffer<'code>);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Escape` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Escape<'code>(#[pattern = "\\"] Buffer<'code>);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StringChars` is never used
[INFO] [stdout]   --> tests/common/mod.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum StringChars<'code> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captured`
[INFO] [stdout]   --> tests/derive.rs:92:37
[INFO] [stdout]    |
[INFO] [stdout] 92 |     .pass(Some(r#"rawr"#))(|buffer, captured| {
[INFO] [stdout]    |                                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captured`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captured`
[INFO] [stdout]    --> tests/derive.rs:127:35
[INFO] [stdout]     |
[INFO] [stdout] 127 |     .pass(Some(r#"wr"#))(|buffer, captured| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captured`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `captured`
[INFO] [stdout]    --> tests/derive.rs:149:35
[INFO] [stdout]     |
[INFO] [stdout] 149 |     .pass(Some(r#"wr"#))(|buffer, captured| {
[INFO] [stdout]     |                                   ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_captured`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Quote` is never constructed
[INFO] [stdout]  --> tests/common/mod.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Quote<'code>(#[pattern = "\""] Buffer<'code>);
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Escape` is never constructed
[INFO] [stdout]   --> tests/common/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Escape<'code>(#[pattern = "\\"] Buffer<'code>);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StringChars` is never used
[INFO] [stdout]   --> tests/common/mod.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum StringChars<'code> {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `box_into_inner` is declared but not used
[INFO] [stdout]  --> src/lib.rs:1:31
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(array_try_from_fn, box_into_inner)]
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "77ddb6cdaa69a4945924004d772cf78161a0c686dd5272ba2de97a61a4b1bb50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ddb6cdaa69a4945924004d772cf78161a0c686dd5272ba2de97a61a4b1bb50", kill_on_drop: false }`
[INFO] [stdout] 77ddb6cdaa69a4945924004d772cf78161a0c686dd5272ba2de97a61a4b1bb50