[INFO] cloning repository https://github.com/calebzulawski/vellum-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/calebzulawski/vellum-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebzulawski%2Fvellum-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebzulawski%2Fvellum-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4c013e590cf7840e177425d7c7aa9ac51d65e3b
[INFO] checking calebzulawski/vellum-lang against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcalebzulawski%2Fvellum-lang" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/calebzulawski/vellum-lang
[INFO] finished tweaking git repo https://github.com/calebzulawski/vellum-lang
[INFO] tweaked toml for git repo https://github.com/calebzulawski/vellum-lang written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/calebzulawski/vellum-lang on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/calebzulawski/vellum-lang 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9acb865094930494b5179652d63b5673ad93bd43536dcd1e359b7d957a0b4fa
[INFO] running `Command { std: "docker" "start" "-a" "c9acb865094930494b5179652d63b5673ad93bd43536dcd1e359b7d957a0b4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9acb865094930494b5179652d63b5673ad93bd43536dcd1e359b7d957a0b4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9acb865094930494b5179652d63b5673ad93bd43536dcd1e359b7d957a0b4fa", kill_on_drop: false }`
[INFO] [stdout] c9acb865094930494b5179652d63b5673ad93bd43536dcd1e359b7d957a0b4fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb8a1d59ee2ac9b128bef44ae79d884d8ecb8e5d5bcc84efeb1552395d50bf43
[INFO] running `Command { std: "docker" "start" "-a" "fb8a1d59ee2ac9b128bef44ae79d884d8ecb8e5d5bcc84efeb1552395d50bf43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
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[INFO] [stderr]    Compiling typenum v1.18.0
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[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling siphasher v0.3.7
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[INFO] [stderr]     Checking clap v4.1.11
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[INFO] [stderr]    Compiling vellum-compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unused import: `lexer::Token`
[INFO] [stdout]   --> compiler/src/parse.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use lexer::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lexer::Token`
[INFO] [stdout]   --> compiler/src/parse.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub use lexer::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "fb8a1d59ee2ac9b128bef44ae79d884d8ecb8e5d5bcc84efeb1552395d50bf43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8a1d59ee2ac9b128bef44ae79d884d8ecb8e5d5bcc84efeb1552395d50bf43", kill_on_drop: false }`
[INFO] [stdout] fb8a1d59ee2ac9b128bef44ae79d884d8ecb8e5d5bcc84efeb1552395d50bf43