[INFO] fetching crate matrijs 0.1.1... [INFO] testing matrijs-0.1.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate matrijs 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate matrijs 0.1.1 [INFO] finished tweaking crates.io crate matrijs 0.1.1 [INFO] tweaked toml for crates.io crate matrijs 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate matrijs 0.1.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate matrijs 0.1.1 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f164b13456f6574d3d353ff6a4eb46906d94b8a51da5fc996b08c742ad799fd1 [INFO] running `Command { std: "docker" "start" "-a" "f164b13456f6574d3d353ff6a4eb46906d94b8a51da5fc996b08c742ad799fd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f164b13456f6574d3d353ff6a4eb46906d94b8a51da5fc996b08c742ad799fd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f164b13456f6574d3d353ff6a4eb46906d94b8a51da5fc996b08c742ad799fd1", kill_on_drop: false }` [INFO] [stdout] f164b13456f6574d3d353ff6a4eb46906d94b8a51da5fc996b08c742ad799fd1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a48e00f169ffdfb78b4645b348400cfebaa4add4e8f87443a18f2aa5fbff6ee1 [INFO] running `Command { std: "docker" "start" "-a" "a48e00f169ffdfb78b4645b348400cfebaa4add4e8f87443a18f2aa5fbff6ee1", kill_on_drop: false }` [INFO] [stderr] Compiling matrijs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "a48e00f169ffdfb78b4645b348400cfebaa4add4e8f87443a18f2aa5fbff6ee1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a48e00f169ffdfb78b4645b348400cfebaa4add4e8f87443a18f2aa5fbff6ee1", kill_on_drop: false }` [INFO] [stdout] a48e00f169ffdfb78b4645b348400cfebaa4add4e8f87443a18f2aa5fbff6ee1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8caab7ab3f85d6c80e7e9be7f0ee6d59c057a397560608104789ff6a7b5762f [INFO] running `Command { std: "docker" "start" "-a" "b8caab7ab3f85d6c80e7e9be7f0ee6d59c057a397560608104789ff6a7b5762f", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling matrijs v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:79:23 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "b8caab7ab3f85d6c80e7e9be7f0ee6d59c057a397560608104789ff6a7b5762f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8caab7ab3f85d6c80e7e9be7f0ee6d59c057a397560608104789ff6a7b5762f", kill_on_drop: false }` [INFO] [stdout] b8caab7ab3f85d6c80e7e9be7f0ee6d59c057a397560608104789ff6a7b5762f [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c0088a8f0785ac73a7e75db0ee20b33b0626df730d8da64b2c87d4f8c6bf59cf [INFO] running `Command { std: "docker" "start" "-a" "c0088a8f0785ac73a7e75db0ee20b33b0626df730d8da64b2c87d4f8c6bf59cf", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:79:23 [INFO] [stderr] | [INFO] [stderr] 79 | pub fn row_chunks(&self) -> std::slice::Chunks { [INFO] [stderr] | ^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 79 | pub fn row_chunks(&self) -> std::slice::Chunks<'_, f64> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `matrijs` (lib) generated 1 warning (run `cargo fix --lib -p matrijs` to apply 1 suggestion) [INFO] [stderr] warning: `matrijs` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/matrijs-d6bebf4bfafc428d) [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test tests::creation ... ok [INFO] [stdout] test tests::diagonal ... ok [INFO] [stdout] test tests::grow_row ... ok [INFO] [stdout] test tests::macro_creation ... ok [INFO] [stdout] test tests::identity ... ok [INFO] [stdout] test tests::grow_col ... ok [INFO] [stdout] test tests::zero ... ok [INFO] [stdout] test tests::one ... ok [INFO] [stdout] test tests::transpose ... ok [INFO] [stdout] test tests::grow_col_transposed ... ok [INFO] [stdout] test tests::bad_math - should panic ... ok [INFO] [stdout] test tests::creation_too_long - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] Doc-tests matrijs [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - Matrix::dot (line 427) ... ok [INFO] [stdout] test src/lib.rs - Matrix::dot (line 445) ... ok [INFO] [stdout] test src/lib.rs - Matrix (line 14) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c0088a8f0785ac73a7e75db0ee20b33b0626df730d8da64b2c87d4f8c6bf59cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0088a8f0785ac73a7e75db0ee20b33b0626df730d8da64b2c87d4f8c6bf59cf", kill_on_drop: false }` [INFO] [stdout] c0088a8f0785ac73a7e75db0ee20b33b0626df730d8da64b2c87d4f8c6bf59cf