[INFO] fetching crate rustic_ml 0.0.3... [INFO] building rustic_ml-0.0.3 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate rustic_ml 0.0.3 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate rustic_ml 0.0.3 [INFO] finished tweaking crates.io crate rustic_ml 0.0.3 [INFO] tweaked toml for crates.io crate rustic_ml 0.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate rustic_ml 0.0.3 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rustic_ml 0.0.3 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb652e666fbfcd7ff7a094ebe8b4361f3899b5b03c7eb17095431c15af8e9c88 [INFO] running `Command { std: "docker" "start" "-a" "fb652e666fbfcd7ff7a094ebe8b4361f3899b5b03c7eb17095431c15af8e9c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb652e666fbfcd7ff7a094ebe8b4361f3899b5b03c7eb17095431c15af8e9c88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb652e666fbfcd7ff7a094ebe8b4361f3899b5b03c7eb17095431c15af8e9c88", kill_on_drop: false }` [INFO] [stdout] fb652e666fbfcd7ff7a094ebe8b4361f3899b5b03c7eb17095431c15af8e9c88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38e61e2a9523aedfb54a1cf863fa6f72e5d63ecd766a2c4b9891ff43dad02264 [INFO] running `Command { std: "docker" "start" "-a" "38e61e2a9523aedfb54a1cf863fa6f72e5d63ecd766a2c4b9891ff43dad02264", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling getrandom v0.2.15 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rustic_ml v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rows` [INFO] [stdout] --> src/data_utils/matrix.rs:417:9 [INFO] [stdout] | [INFO] [stdout] 417 | rows: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rows` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/data_utils/matrix.rs:418:9 [INFO] [stdout] | [INFO] [stdout] 418 | cols: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | fn iter_column(&self) -> Iter>; [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] 26 | fn iter_column(&self) -> Iter<'_, Option>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s [INFO] running `Command { std: "docker" "inspect" "38e61e2a9523aedfb54a1cf863fa6f72e5d63ecd766a2c4b9891ff43dad02264", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38e61e2a9523aedfb54a1cf863fa6f72e5d63ecd766a2c4b9891ff43dad02264", kill_on_drop: false }` [INFO] [stdout] 38e61e2a9523aedfb54a1cf863fa6f72e5d63ecd766a2c4b9891ff43dad02264 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 24bd01ec1b4eb2c1e9c1cd74a1d17b6ef3676c7464192f00930e61bcb23a0812 [INFO] running `Command { std: "docker" "start" "-a" "24bd01ec1b4eb2c1e9c1cd74a1d17b6ef3676c7464192f00930e61bcb23a0812", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling serde_json v1.0.117 [INFO] [stderr] Compiling either v1.12.0 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling regex-syntax v0.8.3 [INFO] [stderr] Compiling plotters-backend v0.3.6 [INFO] [stderr] Compiling os_str_bytes v6.6.1 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling clap_lex v0.2.4 [INFO] [stderr] Compiling plotters-svg v0.3.6 [INFO] [stderr] Compiling textwrap v0.16.1 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling clap v3.2.25 [INFO] [stdout] warning: unused variable: `rows` [INFO] [stdout] --> src/data_utils/matrix.rs:417:9 [INFO] [stdout] | [INFO] [stdout] 417 | rows: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rows` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/data_utils/matrix.rs:418:9 [INFO] [stdout] | [INFO] [stdout] 418 | cols: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | fn iter_column(&self) -> Iter>; [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] 26 | fn iter_column(&self) -> Iter<'_, Option>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling regex-automata v0.4.6 [INFO] [stderr] Compiling plotters v0.3.6 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Compiling regex v1.10.4 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.4.0 [INFO] [stderr] Compiling rustic_ml v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rows` [INFO] [stdout] --> src/data_utils/matrix.rs:417:9 [INFO] [stdout] | [INFO] [stdout] 417 | rows: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rows` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cols` [INFO] [stdout] --> src/data_utils/matrix.rs:418:9 [INFO] [stdout] | [INFO] [stdout] 418 | cols: Range, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_cols` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:26:20 [INFO] [stdout] | [INFO] [stdout] 26 | fn iter_column(&self) -> Iter>; [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] 26 | fn iter_column(&self) -> Iter<'_, Option>; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data_utils/datacolumn.rs:94:20 [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter> { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 94 | fn iter_column(&self) -> Iter<'_, Option> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 49.80s [INFO] running `Command { std: "docker" "inspect" "24bd01ec1b4eb2c1e9c1cd74a1d17b6ef3676c7464192f00930e61bcb23a0812", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24bd01ec1b4eb2c1e9c1cd74a1d17b6ef3676c7464192f00930e61bcb23a0812", kill_on_drop: false }` [INFO] [stdout] 24bd01ec1b4eb2c1e9c1cd74a1d17b6ef3676c7464192f00930e61bcb23a0812