[INFO] fetching crate pdf-extract 0.6.3...
[INFO] testing pdf-extract-0.6.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate pdf-extract 0.6.3 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate pdf-extract 0.6.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pdf-extract 0.6.3
[INFO] finished tweaking crates.io crate pdf-extract 0.6.3
[INFO] tweaked toml for crates.io crate pdf-extract 0.6.3 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] crate crates.io crate pdf-extract 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6b135e77ecc4bc924bb84008a0daf84939d5c859f2fa1b2a41a5b297a8fdba7
[INFO] running `Command { std: "docker" "start" "-a" "e6b135e77ecc4bc924bb84008a0daf84939d5c859f2fa1b2a41a5b297a8fdba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b135e77ecc4bc924bb84008a0daf84939d5c859f2fa1b2a41a5b297a8fdba7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b135e77ecc4bc924bb84008a0daf84939d5c859f2fa1b2a41a5b297a8fdba7", kill_on_drop: false }`
[INFO] [stdout] e6b135e77ecc4bc924bb84008a0daf84939d5c859f2fa1b2a41a5b297a8fdba7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b18beebb3ae25429f7170bead46c03c943743d3c0c1c78137308836fbbb0b00b
[INFO] running `Command { std: "docker" "start" "-a" "b18beebb3ae25429f7170bead46c03c943743d3c0c1c78137308836fbbb0b00b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling cfg-if v0.1.3
[INFO] [stderr]    Compiling pom v1.1.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling pom v3.2.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling postscript v0.11.1
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling adobe-cmap-parser v0.3.3
[INFO] [stderr]    Compiling type1-encoding-parser v0.1.0
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling euclid v0.20.7
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling flate2 v1.0.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling lopdf v0.26.0
[INFO] [stderr]    Compiling pdf-extract v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `doc`
[INFO] [stdout]    --> src/lib.rs:308:5
[INFO] [stdout]     |
[INFO] [stdout] 308 |     doc: &'a Document,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `contents`
[INFO] [stdout]    --> src/lib.rs:986:5
[INFO] [stdout]     |
[INFO] [stdout] 986 |     contents: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/lib.rs:987:5
[INFO] [stdout]     |
[INFO] [stdout] 987 |     size: Vec<i64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bits_per_sample`
[INFO] [stdout]    --> src/lib.rs:988:5
[INFO] [stdout]     |
[INFO] [stdout] 988 |     bits_per_sample: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encode`
[INFO] [stdout]    --> src/lib.rs:989:5
[INFO] [stdout]     |
[INFO] [stdout] 989 |     encode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `decode`
[INFO] [stdout]    --> src/lib.rs:990:5
[INFO] [stdout]     |
[INFO] [stdout] 990 |     decode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c0`
[INFO] [stdout]     --> src/lib.rs:1016:5
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     c0: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c1`
[INFO] [stdout]     --> src/lib.rs:1017:5
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     c1: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]     --> src/lib.rs:1018:5
[INFO] [stdout]      |
[INFO] [stdout] 1018 |     n: f64,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1235:5
[INFO] [stdout]      |
[INFO] [stdout] 1235 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1236:5
[INFO] [stdout]      |
[INFO] [stdout] 1236 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     gamma: Option<f64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1242:5
[INFO] [stdout]      |
[INFO] [stdout] 1242 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1243:5
[INFO] [stdout]      |
[INFO] [stdout] 1243 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1244:5
[INFO] [stdout]      |
[INFO] [stdout] 1244 |     gamma: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `matrix`
[INFO] [stdout]     --> src/lib.rs:1245:5
[INFO] [stdout]      |
[INFO] [stdout] 1245 |     matrix: Option<Vec<f64>>
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1251:5
[INFO] [stdout]      |
[INFO] [stdout] 1251 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `range`
[INFO] [stdout]     --> src/lib.rs:1252:5
[INFO] [stdout]      |
[INFO] [stdout] 1252 |     range: Option<[f64; 4]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]     --> src/lib.rs:1257:5
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     name: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alternate_space`
[INFO] [stdout]     --> src/lib.rs:1258:5
[INFO] [stdout]      |
[INFO] [stdout] 1258 |     alternate_space: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tint_transform`
[INFO] [stdout]     --> src/lib.rs:1259:5
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     tint_transform: Box<Function>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "b18beebb3ae25429f7170bead46c03c943743d3c0c1c78137308836fbbb0b00b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b18beebb3ae25429f7170bead46c03c943743d3c0c1c78137308836fbbb0b00b", kill_on_drop: false }`
[INFO] [stdout] b18beebb3ae25429f7170bead46c03c943743d3c0c1c78137308836fbbb0b00b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69575020a43561fc49315ac7309ddb817f6277f91dbed61efbadb94144fdfdb8
[INFO] running `Command { std: "docker" "start" "-a" "69575020a43561fc49315ac7309ddb817f6277f91dbed61efbadb94144fdfdb8", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `doc`
[INFO] [stdout]    --> src/lib.rs:308:5
[INFO] [stdout]     |
[INFO] [stdout] 308 |     doc: &'a Document,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `contents`
[INFO] [stdout]    --> src/lib.rs:986:5
[INFO] [stdout]     |
[INFO] [stdout] 986 |     contents: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/lib.rs:987:5
[INFO] [stdout]     |
[INFO] [stdout] 987 |     size: Vec<i64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bits_per_sample`
[INFO] [stdout]    --> src/lib.rs:988:5
[INFO] [stdout]     |
[INFO] [stdout] 988 |     bits_per_sample: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encode`
[INFO] [stdout]    --> src/lib.rs:989:5
[INFO] [stdout]     |
[INFO] [stdout] 989 |     encode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `decode`
[INFO] [stdout]    --> src/lib.rs:990:5
[INFO] [stdout]     |
[INFO] [stdout] 990 |     decode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c0`
[INFO] [stdout]     --> src/lib.rs:1016:5
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     c0: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c1`
[INFO] [stdout]     --> src/lib.rs:1017:5
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     c1: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]     --> src/lib.rs:1018:5
[INFO] [stdout]      |
[INFO] [stdout] 1018 |     n: f64,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1235:5
[INFO] [stdout]      |
[INFO] [stdout] 1235 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1236:5
[INFO] [stdout]      |
[INFO] [stdout] 1236 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pdf-extract v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     gamma: Option<f64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1242:5
[INFO] [stdout]      |
[INFO] [stdout] 1242 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1243:5
[INFO] [stdout]      |
[INFO] [stdout] 1243 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1244:5
[INFO] [stdout]      |
[INFO] [stdout] 1244 |     gamma: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `matrix`
[INFO] [stdout]     --> src/lib.rs:1245:5
[INFO] [stdout]      |
[INFO] [stdout] 1245 |     matrix: Option<Vec<f64>>
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1251:5
[INFO] [stdout]      |
[INFO] [stdout] 1251 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `range`
[INFO] [stdout]     --> src/lib.rs:1252:5
[INFO] [stdout]      |
[INFO] [stdout] 1252 |     range: Option<[f64; 4]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]     --> src/lib.rs:1257:5
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     name: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alternate_space`
[INFO] [stdout]     --> src/lib.rs:1258:5
[INFO] [stdout]      |
[INFO] [stdout] 1258 |     alternate_space: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tint_transform`
[INFO] [stdout]     --> src/lib.rs:1259:5
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     tint_transform: Box<Function>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/extract.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     output_doc(&doc, output.as_mut());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `doc`
[INFO] [stdout]    --> src/lib.rs:308:5
[INFO] [stdout]     |
[INFO] [stdout] 308 |     doc: &'a Document,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `contents`
[INFO] [stdout]    --> src/lib.rs:986:5
[INFO] [stdout]     |
[INFO] [stdout] 986 |     contents: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/lib.rs:987:5
[INFO] [stdout]     |
[INFO] [stdout] 987 |     size: Vec<i64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bits_per_sample`
[INFO] [stdout]    --> src/lib.rs:988:5
[INFO] [stdout]     |
[INFO] [stdout] 988 |     bits_per_sample: i64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `encode`
[INFO] [stdout]    --> src/lib.rs:989:5
[INFO] [stdout]     |
[INFO] [stdout] 989 |     encode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `decode`
[INFO] [stdout]    --> src/lib.rs:990:5
[INFO] [stdout]     |
[INFO] [stdout] 990 |     decode: Vec<f64>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c0`
[INFO] [stdout]     --> src/lib.rs:1016:5
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     c0: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c1`
[INFO] [stdout]     --> src/lib.rs:1017:5
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     c1: Option<Vec<f64>>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]     --> src/lib.rs:1018:5
[INFO] [stdout]      |
[INFO] [stdout] 1018 |     n: f64,
[INFO] [stdout]      |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1235:5
[INFO] [stdout]      |
[INFO] [stdout] 1235 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1236:5
[INFO] [stdout]      |
[INFO] [stdout] 1236 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1237:5
[INFO] [stdout]      |
[INFO] [stdout] 1237 |     gamma: Option<f64>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1242:5
[INFO] [stdout]      |
[INFO] [stdout] 1242 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1243:5
[INFO] [stdout]      |
[INFO] [stdout] 1243 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gamma`
[INFO] [stdout]     --> src/lib.rs:1244:5
[INFO] [stdout]      |
[INFO] [stdout] 1244 |     gamma: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `matrix`
[INFO] [stdout]     --> src/lib.rs:1245:5
[INFO] [stdout]      |
[INFO] [stdout] 1245 |     matrix: Option<Vec<f64>>
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `white_point`
[INFO] [stdout]     --> src/lib.rs:1250:5
[INFO] [stdout]      |
[INFO] [stdout] 1250 |     white_point: [f64; 3],
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `black_point`
[INFO] [stdout]     --> src/lib.rs:1251:5
[INFO] [stdout]      |
[INFO] [stdout] 1251 |     black_point: Option<[f64; 3]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `range`
[INFO] [stdout]     --> src/lib.rs:1252:5
[INFO] [stdout]      |
[INFO] [stdout] 1252 |     range: Option<[f64; 4]>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]     --> src/lib.rs:1257:5
[INFO] [stdout]      |
[INFO] [stdout] 1257 |     name: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alternate_space`
[INFO] [stdout]     --> src/lib.rs:1258:5
[INFO] [stdout]      |
[INFO] [stdout] 1258 |     alternate_space: String,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tint_transform`
[INFO] [stdout]     --> src/lib.rs:1259:5
[INFO] [stdout]      |
[INFO] [stdout] 1259 |     tint_transform: Box<Function>,
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 22 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "69575020a43561fc49315ac7309ddb817f6277f91dbed61efbadb94144fdfdb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69575020a43561fc49315ac7309ddb817f6277f91dbed61efbadb94144fdfdb8", kill_on_drop: false }`
[INFO] [stdout] 69575020a43561fc49315ac7309ddb817f6277f91dbed61efbadb94144fdfdb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60f0bf54f678b7f76aabebcbaf8c26888599c31da9cb7cf9b82a80e3cd185513
[INFO] running `Command { std: "docker" "start" "-a" "60f0bf54f678b7f76aabebcbaf8c26888599c31da9cb7cf9b82a80e3cd185513", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `doc`
[INFO] [stderr]    --> src/lib.rs:308:5
[INFO] [stderr]     |
[INFO] [stderr] 308 |     doc: &'a Document,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `contents`
[INFO] [stderr]    --> src/lib.rs:986:5
[INFO] [stderr]     |
[INFO] [stderr] 986 |     contents: Vec<u8>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `size`
[INFO] [stderr]    --> src/lib.rs:987:5
[INFO] [stderr]     |
[INFO] [stderr] 987 |     size: Vec<i64>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `bits_per_sample`
[INFO] [stderr]    --> src/lib.rs:988:5
[INFO] [stderr]     |
[INFO] [stderr] 988 |     bits_per_sample: i64,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `encode`
[INFO] [stderr]    --> src/lib.rs:989:5
[INFO] [stderr]     |
[INFO] [stderr] 989 |     encode: Vec<f64>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `decode`
[INFO] [stderr]    --> src/lib.rs:990:5
[INFO] [stderr]     |
[INFO] [stderr] 990 |     decode: Vec<f64>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c0`
[INFO] [stderr]     --> src/lib.rs:1016:5
[INFO] [stderr]      |
[INFO] [stderr] 1016 |     c0: Option<Vec<f64>>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c1`
[INFO] [stderr]     --> src/lib.rs:1017:5
[INFO] [stderr]      |
[INFO] [stderr] 1017 |     c1: Option<Vec<f64>>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `n`
[INFO] [stderr]     --> src/lib.rs:1018:5
[INFO] [stderr]      |
[INFO] [stderr] 1018 |     n: f64,
[INFO] [stderr]      |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `white_point`
[INFO] [stderr]     --> src/lib.rs:1235:5
[INFO] [stderr]      |
[INFO] [stderr] 1235 |     white_point: [f64; 3],
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `black_point`
[INFO] [stderr]     --> src/lib.rs:1236:5
[INFO] [stderr]      |
[INFO] [stderr] 1236 |     black_point: Option<[f64; 3]>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gamma`
[INFO] [stderr]     --> src/lib.rs:1237:5
[INFO] [stderr]      |
[INFO] [stderr] 1237 |     gamma: Option<f64>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `white_point`
[INFO] [stderr]     --> src/lib.rs:1242:5
[INFO] [stderr]      |
[INFO] [stderr] 1242 |     white_point: [f64; 3],
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `black_point`
[INFO] [stderr]     --> src/lib.rs:1243:5
[INFO] [stderr]      |
[INFO] [stderr] 1243 |     black_point: Option<[f64; 3]>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `gamma`
[INFO] [stderr]     --> src/lib.rs:1244:5
[INFO] [stderr]      |
[INFO] [stderr] 1244 |     gamma: Option<[f64; 3]>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `matrix`
[INFO] [stderr]     --> src/lib.rs:1245:5
[INFO] [stderr]      |
[INFO] [stderr] 1245 |     matrix: Option<Vec<f64>>
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `white_point`
[INFO] [stderr]     --> src/lib.rs:1250:5
[INFO] [stderr]      |
[INFO] [stderr] 1250 |     white_point: [f64; 3],
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `black_point`
[INFO] [stderr]     --> src/lib.rs:1251:5
[INFO] [stderr]      |
[INFO] [stderr] 1251 |     black_point: Option<[f64; 3]>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `range`
[INFO] [stderr]     --> src/lib.rs:1252:5
[INFO] [stderr]      |
[INFO] [stderr] 1252 |     range: Option<[f64; 4]>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stderr]     --> src/lib.rs:1257:5
[INFO] [stderr]      |
[INFO] [stderr] 1257 |     name: String,
[INFO] [stderr]      |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `alternate_space`
[INFO] [stderr]     --> src/lib.rs:1258:5
[INFO] [stderr]      |
[INFO] [stderr] 1258 |     alternate_space: String,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tint_transform`
[INFO] [stderr]     --> src/lib.rs:1259:5
[INFO] [stderr]      |
[INFO] [stderr] 1259 |     tint_transform: Box<Function>,
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pdf-extract` (lib) generated 22 warnings
[INFO] [stderr] warning: `pdf-extract` (lib test) generated 22 warnings (22 duplicates)
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> examples/extract.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     output_doc(&doc, output.as_mut());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `pdf-extract` (example "extract") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: time-macros-impl v0.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pdf_extract-f29b44a4993ddef0)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests pdf-extract
[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] [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" "60f0bf54f678b7f76aabebcbaf8c26888599c31da9cb7cf9b82a80e3cd185513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f0bf54f678b7f76aabebcbaf8c26888599c31da9cb7cf9b82a80e3cd185513", kill_on_drop: false }`
[INFO] [stdout] 60f0bf54f678b7f76aabebcbaf8c26888599c31da9cb7cf9b82a80e3cd185513