[INFO] cloning repository https://github.com/yury/lut-cube
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yury/lut-cube" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyury%2Flut-cube", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyury%2Flut-cube'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d56562b5970e0b00d7756c1288b5a35d9d65b898
[INFO] checking yury/lut-cube against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyury%2Flut-cube" "/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/yury/lut-cube 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/yury/lut-cube
[INFO] finished tweaking git repo https://github.com/yury/lut-cube
[INFO] tweaked toml for git repo https://github.com/yury/lut-cube written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yury/lut-cube 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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96d5bcf9ce561b62f14d7c5fb477eb383f54906e7f10aeb637da4d2fb57de3c1
[INFO] running `Command { std: "docker" "start" "-a" "96d5bcf9ce561b62f14d7c5fb477eb383f54906e7f10aeb637da4d2fb57de3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96d5bcf9ce561b62f14d7c5fb477eb383f54906e7f10aeb637da4d2fb57de3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d5bcf9ce561b62f14d7c5fb477eb383f54906e7f10aeb637da4d2fb57de3c1", kill_on_drop: false }`
[INFO] [stdout] 96d5bcf9ce561b62f14d7c5fb477eb383f54906e7f10aeb637da4d2fb57de3c1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67f17f46304e2eff918ccbc3901ba73a79f3192bcafcfb74cd3e6a0e3af0b23f
[INFO] running `Command { std: "docker" "start" "-a" "67f17f46304e2eff918ccbc3901ba73a79f3192bcafcfb74cd3e6a0e3af0b23f", kill_on_drop: false }`
[INFO] [stderr]     Checking lut-cube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cube.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InputRange(std::ops::RangeInclusive<f32>);
[INFO] [stdout]   |            ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InputRange(());
[INFO] [stdout]   |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/cube.rs:3:23
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InputRange(std::ops::RangeInclusive<f32>);
[INFO] [stdout]   |            ---------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct InputRange(());
[INFO] [stdout]   |                       ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "67f17f46304e2eff918ccbc3901ba73a79f3192bcafcfb74cd3e6a0e3af0b23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67f17f46304e2eff918ccbc3901ba73a79f3192bcafcfb74cd3e6a0e3af0b23f", kill_on_drop: false }`
[INFO] [stdout] 67f17f46304e2eff918ccbc3901ba73a79f3192bcafcfb74cd3e6a0e3af0b23f
[INFO] checking yury/lut-cube against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyury%2Flut-cube" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yury/lut-cube 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/yury/lut-cube
[INFO] finished tweaking git repo https://github.com/yury/lut-cube
[INFO] tweaked toml for git repo https://github.com/yury/lut-cube written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yury/lut-cube 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7379b7636de8f30169a5547d0b7af5e5a7000f6cd379390e2e3e3ef94c7a578f
[INFO] running `Command { std: "docker" "start" "-a" "7379b7636de8f30169a5547d0b7af5e5a7000f6cd379390e2e3e3ef94c7a578f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7379b7636de8f30169a5547d0b7af5e5a7000f6cd379390e2e3e3ef94c7a578f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7379b7636de8f30169a5547d0b7af5e5a7000f6cd379390e2e3e3ef94c7a578f", kill_on_drop: false }`
[INFO] [stdout] 7379b7636de8f30169a5547d0b7af5e5a7000f6cd379390e2e3e3ef94c7a578f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 010ae3aec41d32f3b3306284010ac2f6fb5af74bdf94b9b3a7b2b556de82dae6
[INFO] running `Command { std: "docker" "start" "-a" "010ae3aec41d32f3b3306284010ac2f6fb5af74bdf94b9b3a7b2b556de82dae6", kill_on_drop: false }`
[INFO] [stderr]     Checking lut-cube v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lut.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 Err(io::Error::from(io::ErrorKind::UnexpectedEof))?;
[INFO] [stdout]     |                 ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 Err::<T, std::io::Error>(io::Error::from(io::ErrorKind::UnexpectedEof))?;
[INFO] [stdout]     |                    +++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lut.rs:102:17
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 Err(io::Error::from(io::ErrorKind::UnexpectedEof))?;
[INFO] [stdout]     |                 ^^^ cannot infer type of the type parameter `T` declared on the enum `Result`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic arguments
[INFO] [stdout]     |
[INFO] [stdout] 102 |                 Err::<T, std::io::Error>(io::Error::from(io::ErrorKind::UnexpectedEof))?;
[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 E0282`.
[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 E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lut-cube` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lut-cube` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "010ae3aec41d32f3b3306284010ac2f6fb5af74bdf94b9b3a7b2b556de82dae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "010ae3aec41d32f3b3306284010ac2f6fb5af74bdf94b9b3a7b2b556de82dae6", kill_on_drop: false }`
[INFO] [stdout] 010ae3aec41d32f3b3306284010ac2f6fb5af74bdf94b9b3a7b2b556de82dae6