[INFO] fetching crate signum 0.2.1...
[INFO] testing signum-0.2.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate signum 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate signum 0.2.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signum 0.2.1
[INFO] finished tweaking crates.io crate signum 0.2.1
[INFO] tweaked toml for crates.io crate signum 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e6f2d6f5f263f932220a0cdedb09441e1abf5abf130e41d74d97b14ef5b6113
[INFO] running `Command { std: "docker" "start" "-a" "5e6f2d6f5f263f932220a0cdedb09441e1abf5abf130e41d74d97b14ef5b6113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e6f2d6f5f263f932220a0cdedb09441e1abf5abf130e41d74d97b14ef5b6113", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e6f2d6f5f263f932220a0cdedb09441e1abf5abf130e41d74d97b14ef5b6113", kill_on_drop: false }`
[INFO] [stdout] 5e6f2d6f5f263f932220a0cdedb09441e1abf5abf130e41d74d97b14ef5b6113
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b6c8e2bb779769e69d0bcab6e7b2cc8510532192f8212cac886dd49e68b7ccf
[INFO] running `Command { std: "docker" "start" "-a" "0b6c8e2bb779769e69d0bcab6e7b2cc8510532192f8212cac886dd49e68b7ccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling signum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "0b6c8e2bb779769e69d0bcab6e7b2cc8510532192f8212cac886dd49e68b7ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6c8e2bb779769e69d0bcab6e7b2cc8510532192f8212cac886dd49e68b7ccf", kill_on_drop: false }`
[INFO] [stdout] 0b6c8e2bb779769e69d0bcab6e7b2cc8510532192f8212cac886dd49e68b7ccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 964abcb52a29db8e3d90852d545c7ee266699475abc2a5076433bb6de3e3bddc
[INFO] running `Command { std: "docker" "start" "-a" "964abcb52a29db8e3d90852d545c7ee266699475abc2a5076433bb6de3e3bddc", kill_on_drop: false }`
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling signum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "964abcb52a29db8e3d90852d545c7ee266699475abc2a5076433bb6de3e3bddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "964abcb52a29db8e3d90852d545c7ee266699475abc2a5076433bb6de3e3bddc", kill_on_drop: false }`
[INFO] [stdout] 964abcb52a29db8e3d90852d545c7ee266699475abc2a5076433bb6de3e3bddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0a5791f8f33ced54b3eb049de2f172f16afe06f46a0104d23e8dd260d13f9001
[INFO] running `Command { std: "docker" "start" "-a" "0a5791f8f33ced54b3eb049de2f172f16afe06f46a0104d23e8dd260d13f9001", kill_on_drop: false }`
[INFO] [stderr] warning: field `charsets` is never read
[INFO] [stderr]   --> src/docs/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct SDoc<'a> {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/docs/sysp.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct SysP {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 12 |     space_width: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 13 |     letter_spacing: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 14 |     line_distance: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 15 |     index_distance: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     margin_left: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 17 |     margin_right: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 18 |     header: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 19 |     footer: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 20 |     page_length: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 21 |     page_numbering: Bytes16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 22 |     format_options: Bytes16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 23 |     opts_2: Bytes16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 24 |     opts_3: Bytes16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     opts_4: Bytes32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/images/imc.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct IMCHeader {
[INFO] [stderr]    |        --------- fields in this struct
[INFO] [stderr] 21 |     size: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |
[INFO] [stderr] 23 |     width: u16,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 24 |     height: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     size_of_data: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     u4: Bytes16,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 36 |     u5: Bytes32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 37 |     u6: Bytes32,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `signum` (lib) generated 3 warnings
[INFO] [stderr] warning: `signum` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signum-aba8ce833fc249ed)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests signum
[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 1 test
[INFO] [stdout] test src/chsets/mod.rs - chsets::UseTable::first_last (line 27) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/chsets/mod.rs - chsets::UseTable::first_last (line 27) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sdo`
[INFO] [stdout]  --> src/chsets/mod.rs:28:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdo::font::UseTable;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `sdo`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/chsets/mod.rs - chsets::UseTable::first_last (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0a5791f8f33ced54b3eb049de2f172f16afe06f46a0104d23e8dd260d13f9001", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5791f8f33ced54b3eb049de2f172f16afe06f46a0104d23e8dd260d13f9001", kill_on_drop: false }`
[INFO] [stdout] 0a5791f8f33ced54b3eb049de2f172f16afe06f46a0104d23e8dd260d13f9001
[INFO] testing signum-0.2.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate signum 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate signum 0.2.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate signum 0.2.1
[INFO] finished tweaking crates.io crate signum 0.2.1
[INFO] tweaked toml for crates.io crate signum 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8269ab1053158e7ef1b873b2a921ce1cf25f55bac5f7ebdcb1a5e6484c3f7bf9
[INFO] running `Command { std: "docker" "start" "-a" "8269ab1053158e7ef1b873b2a921ce1cf25f55bac5f7ebdcb1a5e6484c3f7bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8269ab1053158e7ef1b873b2a921ce1cf25f55bac5f7ebdcb1a5e6484c3f7bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8269ab1053158e7ef1b873b2a921ce1cf25f55bac5f7ebdcb1a5e6484c3f7bf9", kill_on_drop: false }`
[INFO] [stdout] 8269ab1053158e7ef1b873b2a921ce1cf25f55bac5f7ebdcb1a5e6484c3f7bf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bec4a189aa2997ee058ea7c45d0d129d6361684861a98fdec227b35c993f267
[INFO] running `Command { std: "docker" "start" "-a" "9bec4a189aa2997ee058ea7c45d0d129d6361684861a98fdec227b35c993f267", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v6.2.2
[INFO] [stderr]    Compiling bitvec v0.19.6
[INFO] [stderr]    Compiling signum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.03s
[INFO] running `Command { std: "docker" "inspect" "9bec4a189aa2997ee058ea7c45d0d129d6361684861a98fdec227b35c993f267", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bec4a189aa2997ee058ea7c45d0d129d6361684861a98fdec227b35c993f267", kill_on_drop: false }`
[INFO] [stdout] 9bec4a189aa2997ee058ea7c45d0d129d6361684861a98fdec227b35c993f267
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75454bdee5f3ed7992a75aaaadf48535c926c67c7469ce5014c0500e88124c13
[INFO] running `Command { std: "docker" "start" "-a" "75454bdee5f3ed7992a75aaaadf48535c926c67c7469ce5014c0500e88124c13", kill_on_drop: false }`
[INFO] [stderr]    Compiling signum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `charsets` is never read
[INFO] [stdout]   --> src/docs/mod.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct SDoc<'a> {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/docs/sysp.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SysP {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 12 |     space_width: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 13 |     letter_spacing: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     line_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 15 |     index_distance: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 16 |     margin_left: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 17 |     margin_right: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     header: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     footer: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     page_length: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 21 |     page_numbering: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 22 |     format_options: Bytes16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 23 |     opts_2: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 24 |     opts_3: Bytes16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 25 |     opts_4: Bytes32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/images/imc.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | struct IMCHeader {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 21 |     size: u32,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 22 |
[INFO] [stdout] 23 |     width: u16,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     height: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 32 |     size_of_data: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 35 |     u4: Bytes16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 36 |     u5: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 37 |     u6: Bytes32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "75454bdee5f3ed7992a75aaaadf48535c926c67c7469ce5014c0500e88124c13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75454bdee5f3ed7992a75aaaadf48535c926c67c7469ce5014c0500e88124c13", kill_on_drop: false }`
[INFO] [stdout] 75454bdee5f3ed7992a75aaaadf48535c926c67c7469ce5014c0500e88124c13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1216f0888bcc6d1a9f2a75b9f9039ab9ea72e900892dfd7fe2bb5387d1c033b8
[INFO] running `Command { std: "docker" "start" "-a" "1216f0888bcc6d1a9f2a75b9f9039ab9ea72e900892dfd7fe2bb5387d1c033b8", kill_on_drop: false }`
[INFO] [stderr] warning: field `charsets` is never read
[INFO] [stderr]   --> src/docs/mod.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct SDoc<'a> {
[INFO] [stderr]    |        ---- field in this struct
[INFO] [stderr] 25 |     charsets: Vec<Cow<'a, str>>,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SDoc` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/docs/sysp.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct SysP {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 12 |     space_width: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 13 |     letter_spacing: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 14 |     line_distance: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 15 |     index_distance: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 16 |     margin_left: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 17 |     margin_right: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 18 |     header: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 19 |     footer: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 20 |     page_length: u16,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 21 |     page_numbering: Bytes16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 22 |     format_options: Bytes16,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 23 |     opts_2: Bytes16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 24 |     opts_3: Bytes16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 25 |     opts_4: Bytes32,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `SysP` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/images/imc.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | struct IMCHeader {
[INFO] [stderr]    |        --------- fields in this struct
[INFO] [stderr] 21 |     size: u32,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 22 |
[INFO] [stderr] 23 |     width: u16,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 24 |     height: u16,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 32 |     size_of_data: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 35 |     u4: Bytes16,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 36 |     u5: Bytes32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 37 |     u6: Bytes32,
[INFO] [stderr]    |     ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `IMCHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `signum` (lib) generated 3 warnings
[INFO] [stderr] warning: `signum` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/signum-f39aa2af57d22aa7)
[INFO] [stderr]    Doc-tests signum
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/chsets/mod.rs - chsets::UseTable::first_last (line 27) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/chsets/mod.rs - chsets::UseTable::first_last (line 27) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `sdo`
[INFO] [stdout]  --> src/chsets/mod.rs:28:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdo::font::UseTable;
[INFO] [stdout]   |     ^^^ use of undeclared crate or module `sdo`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/chsets/mod.rs - chsets::UseTable::first_last (line 27)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "1216f0888bcc6d1a9f2a75b9f9039ab9ea72e900892dfd7fe2bb5387d1c033b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1216f0888bcc6d1a9f2a75b9f9039ab9ea72e900892dfd7fe2bb5387d1c033b8", kill_on_drop: false }`
[INFO] [stdout] 1216f0888bcc6d1a9f2a75b9f9039ab9ea72e900892dfd7fe2bb5387d1c033b8
