[INFO] fetching crate rs-spline 0.0.0...
[INFO] checking rs-spline-0.0.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate rs-spline 0.0.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rs-spline 0.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rs-spline 0.0.0
[INFO] tweaked toml for crates.io crate rs-spline 0.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-spline 0.0.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding getrandom v0.2.16 (available: v0.3.3)
[INFO] [stderr]       Adding strum v0.26.3 (available: v0.27.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3d0ed5f75b4396de8f452bc65f62dc4bf1a682dd68253ecc95124c4e72faf98
[INFO] running `Command { std: "docker" "start" "-a" "c3d0ed5f75b4396de8f452bc65f62dc4bf1a682dd68253ecc95124c4e72faf98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3d0ed5f75b4396de8f452bc65f62dc4bf1a682dd68253ecc95124c4e72faf98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d0ed5f75b4396de8f452bc65f62dc4bf1a682dd68253ecc95124c4e72faf98", kill_on_drop: false }`
[INFO] [stdout] c3d0ed5f75b4396de8f452bc65f62dc4bf1a682dd68253ecc95124c4e72faf98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6937c4d0936416eec141a0e16551b46f1d206cbd28e04d1674a091a23f0f2759
[INFO] running `Command { std: "docker" "start" "-a" "6937c4d0936416eec141a0e16551b46f1d206cbd28e04d1674a091a23f0f2759", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling rs-spline v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stdout] warning: trait `SplineData` is never used
[INFO] [stdout]  --> src/spline.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait SplineData {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `degree`, `points`, and `knots` are never read
[INFO] [stdout]   --> src/spline.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Spline<C, K> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 15 |     pub(crate) degree: usize,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 16 |     pub(crate) points: Vec<C>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 17 |     pub(crate) knots: Vec<K>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SplineData` is never used
[INFO] [stdout]  --> src/spline.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub trait SplineData {
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `degree`, `points`, and `knots` are never read
[INFO] [stdout]   --> src/spline.rs:15:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Spline<C, K> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 15 |     pub(crate) degree: usize,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 16 |     pub(crate) points: Vec<C>,
[INFO] [stdout]    |                ^^^^^^
[INFO] [stdout] 17 |     pub(crate) knots: Vec<K>,
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.05s
[INFO] running `Command { std: "docker" "inspect" "6937c4d0936416eec141a0e16551b46f1d206cbd28e04d1674a091a23f0f2759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6937c4d0936416eec141a0e16551b46f1d206cbd28e04d1674a091a23f0f2759", kill_on_drop: false }`
[INFO] [stdout] 6937c4d0936416eec141a0e16551b46f1d206cbd28e04d1674a091a23f0f2759