[INFO] cloning repository https://github.com/Caleb-o/constant-folder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Caleb-o/constant-folder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-o%2Fconstant-folder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-o%2Fconstant-folder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a963e0f3e8ee9895203eda1cddeb4097da48021
[INFO] checking Caleb-o/constant-folder/9a963e0f3e8ee9895203eda1cddeb4097da48021 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCaleb-o%2Fconstant-folder" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Caleb-o/constant-folder on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Caleb-o/constant-folder
[INFO] finished tweaking git repo https://github.com/Caleb-o/constant-folder
[INFO] tweaked toml for git repo https://github.com/Caleb-o/constant-folder written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Caleb-o/constant-folder 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fa4a8c24d3853b667b4543d4ddf10baa3a665f1d1193351250d028d9f4f5f68
[INFO] running `Command { std: "docker" "start" "-a" "1fa4a8c24d3853b667b4543d4ddf10baa3a665f1d1193351250d028d9f4f5f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fa4a8c24d3853b667b4543d4ddf10baa3a665f1d1193351250d028d9f4f5f68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa4a8c24d3853b667b4543d4ddf10baa3a665f1d1193351250d028d9f4f5f68", kill_on_drop: false }`
[INFO] [stdout] 1fa4a8c24d3853b667b4543d4ddf10baa3a665f1d1193351250d028d9f4f5f68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c1e09d5b023ebf7f91f60e8bfbe83398bb53950f9bb6eec03814ff1bf6ba7906
[INFO] running `Command { std: "docker" "start" "-a" "c1e09d5b023ebf7f91f60e8bfbe83398bb53950f9bb6eec03814ff1bf6ba7906", kill_on_drop: false }`
[INFO] [stderr]     Checking constant-folder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/const_eval.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             (ConstValue::Number(l), ConstValue::Number(r)) => {
[INFO] [stdout]     |             ---------------------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 136 |             e => panic!("Unknown value in evaluation '{e:?}'"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/const_eval.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             (ConstValue::Number(l), ConstValue::Number(r)) => {
[INFO] [stdout]     |             ---------------------------------------------- matches all the relevant values
[INFO] [stdout] ...
[INFO] [stdout] 136 |             e => panic!("Unknown value in evaluation '{e:?}'"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Error` is never constructed
[INFO] [stdout]   --> src/lexer.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum TokenKind {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenKind` 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: variant `Error` is never constructed
[INFO] [stdout]   --> src/lexer.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum TokenKind {
[INFO] [stdout]    |          --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 17 |     Error,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TokenKind` 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "c1e09d5b023ebf7f91f60e8bfbe83398bb53950f9bb6eec03814ff1bf6ba7906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1e09d5b023ebf7f91f60e8bfbe83398bb53950f9bb6eec03814ff1bf6ba7906", kill_on_drop: false }`
[INFO] [stdout] c1e09d5b023ebf7f91f60e8bfbe83398bb53950f9bb6eec03814ff1bf6ba7906