[INFO] cloning repository https://github.com/aaron-lebo/ellum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aaron-lebo/ellum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaron-lebo%2Fellum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaron-lebo%2Fellum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6e1bfd382e092b0f0770a300c9b5672b05e78a4
[INFO] checking aaron-lebo/ellum against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faaron-lebo%2Fellum" "/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/aaron-lebo/ellum on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aaron-lebo/ellum
[INFO] finished tweaking git repo https://github.com/aaron-lebo/ellum
[INFO] tweaked toml for git repo https://github.com/aaron-lebo/ellum written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aaron-lebo/ellum 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c449e6191e862f61f92211206205e2b4ddc6c1c647632c77f87eec05a57244ee
[INFO] running `Command { std: "docker" "start" "-a" "c449e6191e862f61f92211206205e2b4ddc6c1c647632c77f87eec05a57244ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c449e6191e862f61f92211206205e2b4ddc6c1c647632c77f87eec05a57244ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c449e6191e862f61f92211206205e2b4ddc6c1c647632c77f87eec05a57244ee", kill_on_drop: false }`
[INFO] [stdout] c449e6191e862f61f92211206205e2b4ddc6c1c647632c77f87eec05a57244ee
[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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d86fca4b1c9fdc76e3a15c97b84bd9f415c96069b7b365890435312fe8d32a68
[INFO] running `Command { std: "docker" "start" "-a" "d86fca4b1c9fdc76e3a15c97b84bd9f415c96069b7b365890435312fe8d32a68", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking ellum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Deserialize`
[INFO] [stdout]  --> src/main.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             _ => Self::error,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             TokenK::Comment => Self::comment,
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 225 |             TokenK::Number => Self::number,
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 226 |             TokenK::String => Self::string,
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 227 |             TokenK::Symbol => match self.str(&t) {
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 240 |             _ => Self::error,
[INFO] [stdout]     |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 240 |             _ => Self::error,
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:240:13
[INFO] [stdout]     |
[INFO] [stdout] 224 |             TokenK::Comment => Self::comment,
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 225 |             TokenK::Number => Self::number,
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 226 |             TokenK::String => Self::string,
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] 227 |             TokenK::Symbol => match self.str(&t) {
[INFO] [stdout]     |             -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 240 |             _ => Self::error,
[INFO] [stdout]     |             ^ ...and 1 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` 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 6.50s
[INFO] running `Command { std: "docker" "inspect" "d86fca4b1c9fdc76e3a15c97b84bd9f415c96069b7b365890435312fe8d32a68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d86fca4b1c9fdc76e3a15c97b84bd9f415c96069b7b365890435312fe8d32a68", kill_on_drop: false }`
[INFO] [stdout] d86fca4b1c9fdc76e3a15c97b84bd9f415c96069b7b365890435312fe8d32a68