[INFO] cloning repository https://github.com/veternitzz/duc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/veternitzz/duc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveternitzz%2Fduc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveternitzz%2Fduc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 250607065ffa9780c7f05fb68c143755d064a0bb
[INFO] checking veternitzz/duc against try#0f31acebf540c89e4a4d5d114959fe91973419cb for pr-147017
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fveternitzz%2Fduc" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/veternitzz/duc
[INFO] finished tweaking git repo https://github.com/veternitzz/duc
[INFO] tweaked toml for git repo https://github.com/veternitzz/duc written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/veternitzz/duc on toolchain 0f31acebf540c89e4a4d5d114959fe91973419cb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/veternitzz/duc 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" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mlua-sys v0.8.3
[INFO] [stderr]   Downloaded sysinfo v0.37.0
[INFO] [stderr]   Downloaded objc2-io-kit v0.3.1
[INFO] [stderr]   Downloaded mlua v0.11.2
[INFO] [stderr]   Downloaded luau0-src v0.15.5+luau686
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61f74c8cb0747b0639802f068d46815bb2c9383e08ee0515314b2b31b839cce1
[INFO] running `Command { std: "docker" "start" "-a" "61f74c8cb0747b0639802f068d46815bb2c9383e08ee0515314b2b31b839cce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61f74c8cb0747b0639802f068d46815bb2c9383e08ee0515314b2b31b839cce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f74c8cb0747b0639802f068d46815bb2c9383e08ee0515314b2b31b839cce1", kill_on_drop: false }`
[INFO] [stdout] 61f74c8cb0747b0639802f068d46815bb2c9383e08ee0515314b2b31b839cce1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0f31acebf540c89e4a4d5d114959fe91973419cb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ef8e7ea79de67f7860bbe8702dae97a20a4d1d916f9bfd95de35c3257c0a5b
[INFO] running `Command { std: "docker" "start" "-a" "c5ef8e7ea79de67f7860bbe8702dae97a20a4d1d916f9bfd95de35c3257c0a5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]     Checking bstr v1.12.0
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rustc-hash v2.1.1
[INFO] [stderr]     Checking sysinfo v0.37.0
[INFO] [stderr]     Checking symlink v0.1.0
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling luau0-src v0.15.5+luau686
[INFO] [stderr]    Compiling mlua-sys v0.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking mlua v0.11.2
[INFO] [stderr]     Checking duc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/std_lib/std_globals/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create(luau: &Lua, chunk: LuaChunk) -> LuaResult<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Chunk` that must be used
[INFO] [stdout]   --> src/std_lib/std_globals/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     chunk.set_environment(globals_env);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chunk`s do nothing unless one of `exec`, `eval`, `call`, or `into_function` are called on them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = chunk.set_environment(globals_env);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/std_lib/std_globals/mod.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn create(luau: &Lua, chunk: LuaChunk) -> LuaResult<()> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Chunk` that must be used
[INFO] [stdout]   --> src/std_lib/std_globals/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     chunk.set_environment(globals_env);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Chunk`s do nothing unless one of `exec`, `eval`, `call`, or `into_function` are called on them
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let _ = chunk.set_environment(globals_env);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.32s
[INFO] running `Command { std: "docker" "inspect" "c5ef8e7ea79de67f7860bbe8702dae97a20a4d1d916f9bfd95de35c3257c0a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ef8e7ea79de67f7860bbe8702dae97a20a4d1d916f9bfd95de35c3257c0a5b", kill_on_drop: false }`
[INFO] [stdout] c5ef8e7ea79de67f7860bbe8702dae97a20a4d1d916f9bfd95de35c3257c0a5b