[INFO] cloning repository https://github.com/CorentinVaillant/my_rust_matrix_lib [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CorentinVaillant/my_rust_matrix_lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorentinVaillant%2Fmy_rust_matrix_lib", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorentinVaillant%2Fmy_rust_matrix_lib'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f52efe4f24285d954a13f4953f70ee7a4acaff38 [INFO] checking CorentinVaillant/my_rust_matrix_lib against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCorentinVaillant%2Fmy_rust_matrix_lib" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CorentinVaillant/my_rust_matrix_lib on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CorentinVaillant/my_rust_matrix_lib [INFO] finished tweaking git repo https://github.com/CorentinVaillant/my_rust_matrix_lib [INFO] tweaked toml for git repo https://github.com/CorentinVaillant/my_rust_matrix_lib written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/CorentinVaillant/my_rust_matrix_lib 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" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c996ea43e7bb279a6cc213f3eaf53719853789c6783177929768c80d24d6629c [INFO] running `Command { std: "docker" "start" "-a" "c996ea43e7bb279a6cc213f3eaf53719853789c6783177929768c80d24d6629c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c996ea43e7bb279a6cc213f3eaf53719853789c6783177929768c80d24d6629c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c996ea43e7bb279a6cc213f3eaf53719853789c6783177929768c80d24d6629c", kill_on_drop: false }` [INFO] [stdout] c996ea43e7bb279a6cc213f3eaf53719853789c6783177929768c80d24d6629c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb5f7e6458d6ff41748738671f42bc5f6f9dea3492c6c6268783f3d08caabbb0 [INFO] running `Command { std: "docker" "start" "-a" "cb5f7e6458d6ff41748738671f42bc5f6f9dea3492c6c6268783f3d08caabbb0", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.19 [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] Checking my_rust_matrix_lib v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:579:21 [INFO] [stdout] | [INFO] [stdout] 579 | pub fn iter_row(&self) -> MatrixRowIterator { [INFO] [stdout] | ^^^^^ -------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 579 | pub fn iter_row(&self) -> MatrixRowIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:598:24 [INFO] [stdout] | [INFO] [stdout] 598 | pub fn iter_column(&self) -> MatrixColumnIterator { [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 598 | pub fn iter_column(&self) -> MatrixColumnIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:607:26 [INFO] [stdout] | [INFO] [stdout] 607 | pub fn iter_mut_elem(&mut self, iter_along: IterateAlong) -> MatrixMutElemIterator { [INFO] [stdout] | ^^^^^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 607 | pub fn iter_mut_elem(&mut self, iter_along: IterateAlong) -> MatrixMutElemIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:611:25 [INFO] [stdout] | [INFO] [stdout] 611 | pub fn iter_mut_row(&mut self) -> MatrixMutRowIterator { [INFO] [stdout] | ^^^^^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 611 | pub fn iter_mut_row(&mut self) -> MatrixMutRowIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/vector_math/mod.rs:450:17 [INFO] [stdout] | [INFO] [stdout] 450 | pub fn iter(&self) -> VectorMathIterator { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 450 | pub fn iter(&self) -> VectorMathIterator<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/vector_math/mod.rs:457:21 [INFO] [stdout] | [INFO] [stdout] 457 | pub fn iter_mut(&mut self) -> VectorMathMutIterator { [INFO] [stdout] | ^^^^^^^^^ --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 457 | pub fn iter_mut(&mut self) -> VectorMathMutIterator<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:579:21 [INFO] [stdout] | [INFO] [stdout] 579 | pub fn iter_row(&self) -> MatrixRowIterator { [INFO] [stdout] | ^^^^^ -------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 579 | pub fn iter_row(&self) -> MatrixRowIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:598:24 [INFO] [stdout] | [INFO] [stdout] 598 | pub fn iter_column(&self) -> MatrixColumnIterator { [INFO] [stdout] | ^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 598 | pub fn iter_column(&self) -> MatrixColumnIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:607:26 [INFO] [stdout] | [INFO] [stdout] 607 | pub fn iter_mut_elem(&mut self, iter_along: IterateAlong) -> MatrixMutElemIterator { [INFO] [stdout] | ^^^^^^^^^ ------------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 607 | pub fn iter_mut_elem(&mut self, iter_along: IterateAlong) -> MatrixMutElemIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/matrix/mod.rs:611:25 [INFO] [stdout] | [INFO] [stdout] 611 | pub fn iter_mut_row(&mut self) -> MatrixMutRowIterator { [INFO] [stdout] | ^^^^^^^^^ ----------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 611 | pub fn iter_mut_row(&mut self) -> MatrixMutRowIterator<'_, T, N, M> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/vector_math/mod.rs:450:17 [INFO] [stdout] | [INFO] [stdout] 450 | pub fn iter(&self) -> VectorMathIterator { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 450 | pub fn iter(&self) -> VectorMathIterator<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/my_matrix_lib/vector_math/mod.rs:457:21 [INFO] [stdout] | [INFO] [stdout] 457 | pub fn iter_mut(&mut self) -> VectorMathMutIterator { [INFO] [stdout] | ^^^^^^^^^ --------------------------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 457 | pub fn iter_mut(&mut self) -> VectorMathMutIterator<'_, T, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s [INFO] running `Command { std: "docker" "inspect" "cb5f7e6458d6ff41748738671f42bc5f6f9dea3492c6c6268783f3d08caabbb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb5f7e6458d6ff41748738671f42bc5f6f9dea3492c6c6268783f3d08caabbb0", kill_on_drop: false }` [INFO] [stdout] cb5f7e6458d6ff41748738671f42bc5f6f9dea3492c6c6268783f3d08caabbb0