[INFO] cloning repository https://github.com/minchang-KIm/QR_code_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minchang-KIm/QR_code_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminchang-KIm%2FQR_code_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminchang-KIm%2FQR_code_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33595f20a415f0387430cab72fe828d36afb7563
[INFO] testing minchang-KIm/QR_code_generator against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminchang-KIm%2FQR_code_generator" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/minchang-KIm/QR_code_generator
[INFO] finished tweaking git repo https://github.com/minchang-KIm/QR_code_generator
[INFO] tweaked toml for git repo https://github.com/minchang-KIm/QR_code_generator written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/minchang-KIm/QR_code_generator on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
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[INFO] crate git repo https://github.com/minchang-KIm/QR_code_generator already has a lockfile, it will not be regenerated
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[INFO] [stderr]    Compiling qr_code_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct QrImageGenerator {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 17 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alt_description` is never read
[INFO] [stdout]   --> src/image_provider.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct UnsplashResponse {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     alt_description: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `full`, `regular`, and `small` are never read
[INFO] [stdout]   --> src/image_provider.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct UnsplashUrls {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 19 |     raw: String,
[INFO] [stdout] 20 |     full: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     regular: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     small: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashUrls` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `Command { std: "docker" "inspect" "d0eb713c6199e999b27a52dc9f4544fca032ca4814e43575ce9ea520d96d520e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0eb713c6199e999b27a52dc9f4544fca032ca4814e43575ce9ea520d96d520e", kill_on_drop: false }`
[INFO] [stdout] d0eb713c6199e999b27a52dc9f4544fca032ca4814e43575ce9ea520d96d520e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa7722c1142586e59e6d9513dff83e7b43007c2d9ed8311ee38e4f2d954eeed1
[INFO] running `Command { std: "docker" "start" "-a" "aa7722c1142586e59e6d9513dff83e7b43007c2d9ed8311ee38e4f2d954eeed1", kill_on_drop: false }`
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct QrImageGenerator {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 17 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling qr_code_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `alt_description` is never read
[INFO] [stdout]   --> src/image_provider.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct UnsplashResponse {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     alt_description: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `full`, `regular`, and `small` are never read
[INFO] [stdout]   --> src/image_provider.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct UnsplashUrls {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 19 |     raw: String,
[INFO] [stdout] 20 |     full: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     regular: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     small: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashUrls` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `generator`
[INFO] [stdout]    --> src/lib.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let generator = QrImageGenerator::new(config);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generator`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `config` is never read
[INFO] [stdout]   --> src/lib.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct QrImageGenerator {
[INFO] [stdout]    |            ---------------- field in this struct
[INFO] [stdout] 17 |     config: Config,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `alt_description` is never read
[INFO] [stdout]   --> src/image_provider.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct UnsplashResponse {
[INFO] [stdout]    |        ---------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     alt_description: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `full`, `regular`, and `small` are never read
[INFO] [stdout]   --> src/image_provider.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct UnsplashUrls {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] 19 |     raw: String,
[INFO] [stdout] 20 |     full: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 21 |     regular: String,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 22 |     small: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnsplashUrls` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "aa7722c1142586e59e6d9513dff83e7b43007c2d9ed8311ee38e4f2d954eeed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7722c1142586e59e6d9513dff83e7b43007c2d9ed8311ee38e4f2d954eeed1", kill_on_drop: false }`
[INFO] [stdout] aa7722c1142586e59e6d9513dff83e7b43007c2d9ed8311ee38e4f2d954eeed1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f24897434e5771f4be615c68b2ac996aa1e02b05c82fac5faa9475f9e10b9122
[INFO] running `Command { std: "docker" "start" "-a" "f24897434e5771f4be615c68b2ac996aa1e02b05c82fac5faa9475f9e10b9122", kill_on_drop: false }`
[INFO] [stderr] warning: field `config` is never read
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct QrImageGenerator {
[INFO] [stderr]    |            ---------------- field in this struct
[INFO] [stderr] 17 |     config: Config,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `alt_description` is never read
[INFO] [stderr]   --> src/image_provider.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct UnsplashResponse {
[INFO] [stderr]    |        ---------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     alt_description: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnsplashResponse` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `full`, `regular`, and `small` are never read
[INFO] [stderr]   --> src/image_provider.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | struct UnsplashUrls {
[INFO] [stderr]    |        ------------ fields in this struct
[INFO] [stderr] 19 |     raw: String,
[INFO] [stderr] 20 |     full: String,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 21 |     regular: String,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] 22 |     small: String,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `UnsplashUrls` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `generator`
[INFO] [stderr]    --> src/lib.rs:126:13
[INFO] [stderr]     |
[INFO] [stderr] 126 |         let generator = QrImageGenerator::new(config);
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generator`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `qr_code_generator` (lib) generated 3 warnings
[INFO] [stderr] warning: `qr_code_generator` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p qr_code_generator --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qr_code_generator-289c423a29019ce6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test qr_embedder::tests::test_alpha_blend ... ok
[INFO] [stdout] test qr_embedder::tests::test_calculate_qr_size ... ok
[INFO] [stdout] test qr_validator::tests::test_validate_simple_qr ... ok
[INFO] [stdout] test tests::test_generator_creation ... ok
[INFO] [stdout] test image_provider::tests::test_placeholder_generation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.45s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/qr_code_generator-1416a93afb77c408)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_cli_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qr_code_generator
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f24897434e5771f4be615c68b2ac996aa1e02b05c82fac5faa9475f9e10b9122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24897434e5771f4be615c68b2ac996aa1e02b05c82fac5faa9475f9e10b9122", kill_on_drop: false }`
[INFO] [stdout] f24897434e5771f4be615c68b2ac996aa1e02b05c82fac5faa9475f9e10b9122