[INFO] cloning repository https://github.com/tokamachina/rusted-building
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tokamachina/rusted-building" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokamachina%2Frusted-building", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokamachina%2Frusted-building'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 077df0eb60aeb87fd1dca09b4f09c4727858e0b9
[INFO] checking tokamachina/rusted-building against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokamachina%2Frusted-building" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tokamachina/rusted-building on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tokamachina/rusted-building
[INFO] finished tweaking git repo https://github.com/tokamachina/rusted-building
[INFO] tweaked toml for git repo https://github.com/tokamachina/rusted-building written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tokamachina/rusted-building 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlua v0.19.7
[INFO] [stderr]   Downloaded rlua-lua54-sys v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60b1631118bc6e02a2692f21698c5828f46cf43893dd63b46540c40e7897be49
[INFO] running `Command { std: "docker" "start" "-a" "60b1631118bc6e02a2692f21698c5828f46cf43893dd63b46540c40e7897be49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60b1631118bc6e02a2692f21698c5828f46cf43893dd63b46540c40e7897be49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60b1631118bc6e02a2692f21698c5828f46cf43893dd63b46540c40e7897be49", kill_on_drop: false }`
[INFO] [stdout] 60b1631118bc6e02a2692f21698c5828f46cf43893dd63b46540c40e7897be49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 873b4a2ec7b174b497894fe3d29faae693fd1a258aac12c0686dc2d0c91f6b9c
[INFO] running `Command { std: "docker" "start" "-a" "873b4a2ec7b174b497894fe3d29faae693fd1a258aac12c0686dc2d0c91f6b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rlua v0.19.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling rlua-lua54-sys v0.1.6
[INFO] [stderr]     Checking rusty-fork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `width`, `column_type`, and `ref_to` are never read
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct GGPKColumn {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 33 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     width: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     column_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 36 |     ref_to: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name`, `width`, `column_type`, and `ref_to` are never read
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | struct GGPKColumn {
[INFO] [stdout]    |        ---------- fields in this struct
[INFO] [stdout] 33 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     width: u32,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 35 |     column_type: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 36 |     ref_to: Option<String>,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "873b4a2ec7b174b497894fe3d29faae693fd1a258aac12c0686dc2d0c91f6b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "873b4a2ec7b174b497894fe3d29faae693fd1a258aac12c0686dc2d0c91f6b9c", kill_on_drop: false }`
[INFO] [stdout] 873b4a2ec7b174b497894fe3d29faae693fd1a258aac12c0686dc2d0c91f6b9c
[INFO] checking tokamachina/rusted-building against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokamachina%2Frusted-building" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tokamachina/rusted-building on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tokamachina/rusted-building
[INFO] finished tweaking git repo https://github.com/tokamachina/rusted-building
[INFO] tweaked toml for git repo https://github.com/tokamachina/rusted-building written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tokamachina/rusted-building 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa4c79a41cfa6a289df18dbe36e05b3aec9da4b0365e854001d650c4c5aeb871
[INFO] running `Command { std: "docker" "start" "-a" "aa4c79a41cfa6a289df18dbe36e05b3aec9da4b0365e854001d650c4c5aeb871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa4c79a41cfa6a289df18dbe36e05b3aec9da4b0365e854001d650c4c5aeb871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4c79a41cfa6a289df18dbe36e05b3aec9da4b0365e854001d650c4c5aeb871", kill_on_drop: false }`
[INFO] [stdout] aa4c79a41cfa6a289df18dbe36e05b3aec9da4b0365e854001d650c4c5aeb871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9498a7c79bee1a99a288a6c1f415daaa594dfcfe73dd9e789dbb567008f211e9
[INFO] running `Command { std: "docker" "start" "-a" "9498a7c79bee1a99a288a6c1f415daaa594dfcfe73dd9e789dbb567008f211e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling rlua v0.19.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]    Compiling rlua-lua54-sys v0.1.6
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.19.7/src/context.rs:950:14
[INFO] [stdout]     |
[INFO] [stdout] 950 |         self.call(())?;
[INFO] [stdout]     |              ^^^^ cannot infer type of the type parameter `R` declared on the method `call`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: FromLuaMulti<'_>`
[INFO] [stdout]     = help: the following types implement trait `FromLuaMulti<'lua>`:
[INFO] [stdout]               ()
[INFO] [stdout]               (A,)
[INFO] [stdout]               (B, A)
[INFO] [stdout]               (B, C, A)
[INFO] [stdout]               (B, C, D, A)
[INFO] [stdout]               (B, C, D, E, A)
[INFO] [stdout]               (B, C, D, E, F, A)
[INFO] [stdout]               (B, C, D, E, F, G, A)
[INFO] [stdout]             and 11 others
[INFO] [stdout] note: required by a bound in `Chunk::<'lua, 'a>::call`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rlua-0.19.7/src/context.rs:980:41
[INFO] [stdout]     |
[INFO] [stdout] 980 |     pub fn call<A: ToLuaMulti<'lua>, R: FromLuaMulti<'lua>>(self, args: A) -> Result<R> {
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^ required by this bound in `Chunk::<'lua, 'a>::call`
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 950 |         self.call::<(), R>(())?;
[INFO] [stdout]     |                  +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlua` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9498a7c79bee1a99a288a6c1f415daaa594dfcfe73dd9e789dbb567008f211e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9498a7c79bee1a99a288a6c1f415daaa594dfcfe73dd9e789dbb567008f211e9", kill_on_drop: false }`
[INFO] [stdout] 9498a7c79bee1a99a288a6c1f415daaa594dfcfe73dd9e789dbb567008f211e9