[INFO] cloning repository https://github.com/obah/rust_math_algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obah/rust_math_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobah%2Frust_math_algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobah%2Frust_math_algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f588a68c34f409ff04f0912e25354829eea3c90
[INFO] checking obah/rust_math_algorithms against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobah%2Frust_math_algorithms" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/obah/rust_math_algorithms
[INFO] finished tweaking git repo https://github.com/obah/rust_math_algorithms
[INFO] tweaked toml for git repo https://github.com/obah/rust_math_algorithms written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/obah/rust_math_algorithms on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/obah/rust_math_algorithms 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking obah/rust_math_algorithms against try#804fff1ae95da9d03bd44eee27f258020a575dab for pr-146013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobah%2Frust_math_algorithms" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/obah/rust_math_algorithms
[INFO] finished tweaking git repo https://github.com/obah/rust_math_algorithms
[INFO] tweaked toml for git repo https://github.com/obah/rust_math_algorithms written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/obah/rust_math_algorithms on toolchain 804fff1ae95da9d03bd44eee27f258020a575dab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/obah/rust_math_algorithms 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" "+804fff1ae95da9d03bd44eee27f258020a575dab" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 775a88a11d67f6f7b25d2ba56ca5664da2d2af95103fb60d178eccf399b824ae
[INFO] running `Command { std: "docker" "start" "-a" "775a88a11d67f6f7b25d2ba56ca5664da2d2af95103fb60d178eccf399b824ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775a88a11d67f6f7b25d2ba56ca5664da2d2af95103fb60d178eccf399b824ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775a88a11d67f6f7b25d2ba56ca5664da2d2af95103fb60d178eccf399b824ae", kill_on_drop: false }`
[INFO] [stdout] 775a88a11d67f6f7b25d2ba56ca5664da2d2af95103fb60d178eccf399b824ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+804fff1ae95da9d03bd44eee27f258020a575dab" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 945746bb1bac61d595b21b7b09bd325582fb33411cc8e07b6975edda32577df6
[INFO] running `Command { std: "docker" "start" "-a" "945746bb1bac61d595b21b7b09bd325582fb33411cc8e07b6975edda32577df6", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0700]: hidden type for `impl Fn(T) -> T` captures lifetime that does not appear in bounds
[INFO] [stdout]   --> src/algorithms/lagrange_interpolation.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |   fn _lagrange_interpolation<T>(points: &[Point<T>]) -> impl Fn(T) -> T
[INFO] [stdout]    |                                         -----------     --------------- opaque type defined here
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         hidden type `{closure@src/algorithms/lagrange_interpolation.rs:25:5: 25:16}` captures the anonymous lifetime defined here
[INFO] [stdout] ...
[INFO] [stdout] 25 | /     move |x: T| {
[INFO] [stdout] 26 | |         points
[INFO] [stdout] 27 | |             .iter()
[INFO] [stdout] 28 | |             .enumerate()
[INFO] [stdout] 29 | |             .map(|(j, point)| point.y * l_j(j, x))
[INFO] [stdout] 30 | |             .fold(T::from(0.0), |acc, term| acc + term)
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] help: add a `use<...>` bound to explicitly capture `'_`
[INFO] [stdout]    |
[INFO] [stdout]  9 | fn _lagrange_interpolation<T>(points: &[Point<T>]) -> impl Fn(T) -> T + use<'_, T>
[INFO] [stdout]    |                                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0700]: hidden type for `impl Fn(T) -> T` captures lifetime that does not appear in bounds
[INFO] [stdout]   --> src/algorithms/lagrange_interpolation.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout]  9 |   fn _lagrange_interpolation<T>(points: &[Point<T>]) -> impl Fn(T) -> T
[INFO] [stdout]    |                                         -----------     --------------- opaque type defined here
[INFO] [stdout]    |                                         |
[INFO] [stdout]    |                                         hidden type `{closure@src/algorithms/lagrange_interpolation.rs:25:5: 25:16}` captures the anonymous lifetime defined here
[INFO] [stdout] ...
[INFO] [stdout] 25 | /     move |x: T| {
[INFO] [stdout] 26 | |         points
[INFO] [stdout] 27 | |             .iter()
[INFO] [stdout] 28 | |             .enumerate()
[INFO] [stdout] 29 | |             .map(|(j, point)| point.y * l_j(j, x))
[INFO] [stdout] 30 | |             .fold(T::from(0.0), |acc, term| acc + term)
[INFO] [stdout] 31 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] help: add a `use<...>` bound to explicitly capture `'_`
[INFO] [stdout]    |
[INFO] [stdout]  9 | fn _lagrange_interpolation<T>(points: &[Point<T>]) -> impl Fn(T) -> T + use<'_, T>
[INFO] [stdout]    |                                                                       ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0700`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0700`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_learning` (bin "rust_learning") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_learning` (bin "rust_learning" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "945746bb1bac61d595b21b7b09bd325582fb33411cc8e07b6975edda32577df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "945746bb1bac61d595b21b7b09bd325582fb33411cc8e07b6975edda32577df6", kill_on_drop: false }`
[INFO] [stdout] 945746bb1bac61d595b21b7b09bd325582fb33411cc8e07b6975edda32577df6