[INFO] fetching crate qirust 0.1.30...
[INFO] checking qirust-0.1.30 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate qirust 0.1.30 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate qirust 0.1.30
[INFO] finished tweaking crates.io crate qirust 0.1.30
[INFO] tweaked toml for crates.io crate qirust 0.1.30 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qirust 0.1.30 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qirust 0.1.30 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d32dd5212e2e96a84bb16f410d87f9e0cb28643edcbe909c6a7e136096f67fbf
[INFO] running `Command { std: "docker" "start" "-a" "d32dd5212e2e96a84bb16f410d87f9e0cb28643edcbe909c6a7e136096f67fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d32dd5212e2e96a84bb16f410d87f9e0cb28643edcbe909c6a7e136096f67fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32dd5212e2e96a84bb16f410d87f9e0cb28643edcbe909c6a7e136096f67fbf", kill_on_drop: false }`
[INFO] [stdout] d32dd5212e2e96a84bb16f410d87f9e0cb28643edcbe909c6a7e136096f67fbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d68c47ba712f5edbf8f024f0918a1f9a8dd47220ea225ae7967fa8d83918fab
[INFO] running `Command { std: "docker" "start" "-a" "8d68c47ba712f5edbf8f024f0918a1f9a8dd47220ea225ae7967fa8d83918fab", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `ImageBuffer` and `Rgba`
[INFO] [stdout]  --> benches/frameqr_benchmark.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{ ImageBuffer, Rgba };
[INFO] [stdout]   |              ^^^^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH`, `fs`, and `path::Path`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ fs, path::Path, time::{ SystemTime, UNIX_EPOCH } };
[INFO] [stdout]   |            ^^  ^^^^^^^^^^          ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `buffer`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{ buffer, ImageBuffer, Rgb };
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `encode_base64`, `generate_frameqr_buffer`, `generate_frameqr`, `generate_image_buffer`, `generate_image`, `generate_svg_string`, `print_qr`, and `to_svg_string`
[INFO] [stdout]   --> src/main.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  |         encode_base64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 7  |         frameqr_to_svg_string,
[INFO] [stdout] 8  |         generate_frameqr,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |         generate_frameqr_buffer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         generate_image,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |         generate_image_buffer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |         generate_svg_string,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         print_qr,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 14 |         to_svg_string,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime`, `UNIX_EPOCH`, `fs`, and `path::Path`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{ fs, path::Path, time::{ SystemTime, UNIX_EPOCH } };
[INFO] [stdout]   |            ^^  ^^^^^^^^^^          ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `buffer`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use image::{ buffer, ImageBuffer, Rgb };
[INFO] [stdout]   |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `encode_base64`, `generate_frameqr_buffer`, `generate_frameqr`, `generate_image_buffer`, `generate_image`, `generate_svg_string`, `print_qr`, and `to_svg_string`
[INFO] [stdout]   --> src/main.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout] 6  |         encode_base64,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 7  |         frameqr_to_svg_string,
[INFO] [stdout] 8  |         generate_frameqr,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 9  |         generate_frameqr_buffer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         generate_image,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |         generate_image_buffer,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 12 |         generate_svg_string,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 13 |         print_qr,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 14 |         to_svg_string,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_image_buffer_custom_mask` is never used
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn generate_image_buffer_custom_mask(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_image_buffer_custom_mask` is never used
[INFO] [stdout]   --> src/main.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn generate_image_buffer_custom_mask(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.86s
[INFO] running `Command { std: "docker" "inspect" "8d68c47ba712f5edbf8f024f0918a1f9a8dd47220ea225ae7967fa8d83918fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d68c47ba712f5edbf8f024f0918a1f9a8dd47220ea225ae7967fa8d83918fab", kill_on_drop: false }`
[INFO] [stdout] 8d68c47ba712f5edbf8f024f0918a1f9a8dd47220ea225ae7967fa8d83918fab