[INFO] cloning repository https://github.com/josef-alt/linalg [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josef-alt/linalg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosef-alt%2Flinalg", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosef-alt%2Flinalg'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 34c49656d1674a07d7cceaec841e48cc4e44a7b1 [INFO] checking josef-alt/linalg against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosef-alt%2Flinalg" "/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/josef-alt/linalg [INFO] finished tweaking git repo https://github.com/josef-alt/linalg [INFO] tweaked toml for git repo https://github.com/josef-alt/linalg written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/josef-alt/linalg on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/josef-alt/linalg 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08631d035f8cab0de90aebb73edc8a7cf8605fd7f94a64c16e63501fbead1824 [INFO] running `Command { std: "docker" "start" "-a" "08631d035f8cab0de90aebb73edc8a7cf8605fd7f94a64c16e63501fbead1824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08631d035f8cab0de90aebb73edc8a7cf8605fd7f94a64c16e63501fbead1824", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08631d035f8cab0de90aebb73edc8a7cf8605fd7f94a64c16e63501fbead1824", kill_on_drop: false }` [INFO] [stdout] 08631d035f8cab0de90aebb73edc8a7cf8605fd7f94a64c16e63501fbead1824 [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6ced7fff7453be9eb7728eed43c0fa90f1c03f91373306950d22ac1f5ce9b1ee [INFO] running `Command { std: "docker" "start" "-a" "6ced7fff7453be9eb7728eed43c0fa90f1c03f91373306950d22ac1f5ce9b1ee", kill_on_drop: false }` [INFO] [stderr] Compiling target-lexicon v0.12.16 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Compiling matrixmultiply v0.3.9 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling portable-atomic v1.9.0 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking unindent v0.2.3 [INFO] [stderr] Compiling indoc v2.0.5 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling pyo3-build-config v0.21.2 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling pyo3-ffi v0.21.2 [INFO] [stderr] Compiling pyo3 v0.21.2 [INFO] [stderr] Compiling pyo3-macros-backend v0.21.2 [INFO] [stderr] Compiling pyo3-macros v0.21.2 [INFO] [stderr] Checking numpy v0.21.0 [INFO] [stderr] Checking linalg v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/matrix/mod.rs:131:6 [INFO] [stdout] | [INFO] [stdout] 131 | let mut det: f64 = (0..n).into_par_iter().map(|i| { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_invertible` is never used [INFO] [stdout] --> src/matrix/mod.rs:181:4 [INFO] [stdout] | [INFO] [stdout] 181 | fn is_invertible<'py>(matrix: Vec>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/vector/mod.rs:87:1 [INFO] [stdout] | [INFO] [stdout] 87 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/matrix/mod.rs:180:1 [INFO] [stdout] | [INFO] [stdout] 180 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/matrix/mod.rs:189:1 [INFO] [stdout] | [INFO] [stdout] 189 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `linalg` (lib) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/matrix/mod.rs:131:6 [INFO] [stdout] | [INFO] [stdout] 131 | let mut det: f64 = (0..n).into_par_iter().map(|i| { [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_invertible` is never used [INFO] [stdout] --> src/matrix/mod.rs:181:4 [INFO] [stdout] | [INFO] [stdout] 181 | fn is_invertible<'py>(matrix: Vec>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/vector/mod.rs:87:1 [INFO] [stdout] | [INFO] [stdout] 87 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/matrix/mod.rs:180:1 [INFO] [stdout] | [INFO] [stdout] 180 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/matrix/mod.rs:189:1 [INFO] [stdout] | [INFO] [stdout] 189 | #[pyfunction] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the attribute macro `pyfunction` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `linalg` (lib test) due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6ced7fff7453be9eb7728eed43c0fa90f1c03f91373306950d22ac1f5ce9b1ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ced7fff7453be9eb7728eed43c0fa90f1c03f91373306950d22ac1f5ce9b1ee", kill_on_drop: false }` [INFO] [stdout] 6ced7fff7453be9eb7728eed43c0fa90f1c03f91373306950d22ac1f5ce9b1ee