[INFO] cloning repository https://github.com/lukelab04/lacrima
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukelab04/lacrima" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukelab04%2Flacrima", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukelab04%2Flacrima'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4ff77014cc209d53e93bd2b99ba843bb8d05f4f
[INFO] checking lukelab04/lacrima against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukelab04%2Flacrima" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukelab04/lacrima 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/lukelab04/lacrima
[INFO] finished tweaking git repo https://github.com/lukelab04/lacrima
[INFO] tweaked toml for git repo https://github.com/lukelab04/lacrima written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lukelab04/lacrima 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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8ddcd2c6f519de43489b605b911cfa5ab45ef45acdf0efeca2d4e6ce6e25edde
[INFO] running `Command { std: "docker" "start" "-a" "8ddcd2c6f519de43489b605b911cfa5ab45ef45acdf0efeca2d4e6ce6e25edde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ddcd2c6f519de43489b605b911cfa5ab45ef45acdf0efeca2d4e6ce6e25edde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ddcd2c6f519de43489b605b911cfa5ab45ef45acdf0efeca2d4e6ce6e25edde", kill_on_drop: false }`
[INFO] [stdout] 8ddcd2c6f519de43489b605b911cfa5ab45ef45acdf0efeca2d4e6ce6e25edde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 303d24e3bb15facbaa328ee0ca0b311edebf707a0691fd4973336e8b783b88be
[INFO] running `Command { std: "docker" "start" "-a" "303d24e3bb15facbaa328ee0ca0b311edebf707a0691fd4973336e8b783b88be", kill_on_drop: false }`
[INFO] [stderr]     Checking core_lang v0.1.0 (/opt/rustwide/workdir/core_lang)
[INFO] [stderr]     Checking lacrima v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:285:6
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct NamedFn {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 284 |     pub qualified_name: Option<NameSpacePath>,
[INFO] [stdout] 285 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:291:6
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct Data {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 291 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:304:6
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct Let {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 304 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:312:6
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub struct If {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] 312 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub struct Match {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 319 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub struct PrefixOp {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 331 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:337:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub struct BinOp {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 337 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:285:6
[INFO] [stdout]     |
[INFO] [stdout] 283 | pub struct NamedFn {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 284 |     pub qualified_name: Option<NameSpacePath>,
[INFO] [stdout] 285 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:291:6
[INFO] [stdout]     |
[INFO] [stdout] 290 | pub struct Data {
[INFO] [stdout]     |            ---- field in this struct
[INFO] [stdout] 291 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:304:6
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub struct Let {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 304 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:312:6
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub struct If {
[INFO] [stdout]     |            -- field in this struct
[INFO] [stdout] 312 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 318 | pub struct Match {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 319 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:331:6
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub struct PrefixOp {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 331 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]    --> src/ast/mod.rs:337:6
[INFO] [stdout]     |
[INFO] [stdout] 336 | pub struct BinOp {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 337 |     pub token: Token,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "303d24e3bb15facbaa328ee0ca0b311edebf707a0691fd4973336e8b783b88be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "303d24e3bb15facbaa328ee0ca0b311edebf707a0691fd4973336e8b783b88be", kill_on_drop: false }`
[INFO] [stdout] 303d24e3bb15facbaa328ee0ca0b311edebf707a0691fd4973336e8b783b88be