[INFO] cloning repository https://github.com/anott03/linear_algebra [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anott03/linear_algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanott03%2Flinear_algebra", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanott03%2Flinear_algebra'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8ae07753a2989ef0ec1af9fd6bd3c4d776c53de6 [INFO] checking anott03/linear_algebra against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanott03%2Flinear_algebra" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/anott03/linear_algebra on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/anott03/linear_algebra [INFO] finished tweaking git repo https://github.com/anott03/linear_algebra [INFO] tweaked toml for git repo https://github.com/anott03/linear_algebra written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/anott03/linear_algebra already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6bb343e4a14ead19a730f31f4a2d613971ae81df05b8ec3a7ddcb1d901a430b1 [INFO] running `Command { std: "docker" "start" "-a" "6bb343e4a14ead19a730f31f4a2d613971ae81df05b8ec3a7ddcb1d901a430b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6bb343e4a14ead19a730f31f4a2d613971ae81df05b8ec3a7ddcb1d901a430b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bb343e4a14ead19a730f31f4a2d613971ae81df05b8ec3a7ddcb1d901a430b1", kill_on_drop: false }` [INFO] [stdout] 6bb343e4a14ead19a730f31f4a2d613971ae81df05b8ec3a7ddcb1d901a430b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 83690a9c086c48d589ccf65303bca4b944e6d165c2a9b683dece3beece4203a1 [INFO] running `Command { std: "docker" "start" "-a" "83690a9c086c48d589ccf65303bca4b944e6d165c2a9b683dece3beece4203a1", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Checking linear_algebra v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stdout] warning: function is never used: `vector_subtraction` [INFO] [stdout] --> src/vector/mod.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn vector_subtraction(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `linear_regression` [INFO] [stdout] --> src/vector/mod.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn linear_regression(_x: &Vec, _y: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dot_product` [INFO] [stdout] --> src/vector/mod.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn dot_product(a: &Vec, b: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `projection` [INFO] [stdout] --> src/vector/mod.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn projection(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `projection_onto_basis` [INFO] [stdout] --> src/vector/mod.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn projection_onto_basis(v: &Vec, basis: &Vec>) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_addition` [INFO] [stdout] --> src/vector/mod.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn vector_addition(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_subtraction` [INFO] [stdout] --> src/vector/mod.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn vector_subtraction(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `check_orthogonal_basis` [INFO] [stdout] --> src/vector/mod.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn check_orthogonal_basis(basis: &Vec>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `linear_regression` [INFO] [stdout] --> src/vector/mod.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn linear_regression(_x: &Vec, _y: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.43s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking linear_algebra v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: function is never used: `dot_product` [INFO] [stdout] --> src/vector/mod.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn dot_product(a: &Vec, b: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `projection` [INFO] [stdout] --> src/vector/mod.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn projection(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `projection_onto_basis` [INFO] [stdout] --> src/vector/mod.rs:43:12 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn projection_onto_basis(v: &Vec, basis: &Vec>) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_addition` [INFO] [stdout] --> src/vector/mod.rs:59:12 [INFO] [stdout] | [INFO] [stdout] 59 | pub fn vector_addition(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_subtraction` [INFO] [stdout] --> src/vector/mod.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn vector_subtraction(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `check_orthogonal_basis` [INFO] [stdout] --> src/vector/mod.rs:85:12 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn check_orthogonal_basis(basis: &Vec>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `linear_regression` [INFO] [stdout] --> src/vector/mod.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn linear_regression(_x: &Vec, _y: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `vector_subtraction` [INFO] [stdout] --> src/vector/mod.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn vector_subtraction(v: &Vec, w: &Vec) -> Result, String> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `linear_regression` [INFO] [stdout] --> src/vector/mod.rs:99:12 [INFO] [stdout] | [INFO] [stdout] 99 | pub fn linear_regression(_x: &Vec, _y: &Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.41s [INFO] running `Command { std: "docker" "inspect" "83690a9c086c48d589ccf65303bca4b944e6d165c2a9b683dece3beece4203a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83690a9c086c48d589ccf65303bca4b944e6d165c2a9b683dece3beece4203a1", kill_on_drop: false }` [INFO] [stdout] 83690a9c086c48d589ccf65303bca4b944e6d165c2a9b683dece3beece4203a1